Price: $530. For A Craft Brewer Focused On Quality Water, Grundfos Solved For Accuracy And Reliability. Enter the product for which you want to troubleshoot in the search bar at the top. 4. CU 300. 5 sec. Availability. CU 301 communicates with the pump via power line communication. Grundfos will not be liable for any costs of removal, installation, transportation, or any other charges which may arise in connection with a warranty claim. Size Range. In reading the CU301 user manual my understanding is. The Grundfos CU301 when connected to the SQE pump the Grundfos CU301 provides intelligent control, allowing the pump to slow or speed up to meet your pumping needs while maintaining a constant pressure. USA. 00 2 Gallon PJR6 Flexcon Jet-Rite2 Water Well. 15SQE - Constant Pressure Pump See Price in Cart. 40. . item 1 UNTESTED GRUNDFOS CU301 Control Unit Version 3 100-240 VAC 50/60HZ 12A 96436754 UNTESTED GRUNDFOS CU301 Control Unit Version 3 100-240 VAC 50/60HZ 12A 96436754. NPT 115-Volt Comfort Hot Water Recirculation Pump. Possible Cause(s)/Solution(s): 1) Is the PRCs power light illuminated green? If not, verify line voltage is properly connected to the 120VAC terminals and using a Digital Multi Meter (DMM) verifyYes we have replaced thousands of CU301 controllers with a Cycle Stop Valve and a simple pressure switch. Are you looking for a reliable and efficient pump controller for your Grundfos SP pumps? Check out the Grundfos Literature on the CU331SP, a variable frequency drive that offers constant pressure control, advanced protection features, and easy installation and operation. CU 200. No other led lights on circuitboard. MansIo Mans. You have new quote information. Support. CU 301. Obr. Model #: 96438895-CU301 (230v) For SmartFlo electronic constant pressure submersible pump. unter Achtung Die Glykolsorte DEX-COOL ® kann zu Beschädigungen an der Pumpe führen. 00 € excl. Osta Vakiopainepaketti Grundfos SQE Premium K-Raudalta. When the communication between Grundfos GO Remote and CU 301 is established, the red indicator 6. Support. CU301 Controller & Transducer - Constant Pressure Kit Allows the Grundfos SQE Submersible Pumps to operate as "constant pressure" pumps. Compare $ 360. The SQ submersible groundwater pumps are equipped with permanent magnet motors and can supply pump. SQE Model 10SQE07-200 Grundfos 3" SQE Series 10 GPM 3/4 HP 230volt, 2 Wire Deep Well Stainless Steel Submersible Pump (200' Rated Maximum TDH Head) in. . Facebook. SQE Pumps range from 1/2hp to 1. or larger boreholes; Rated 10 GPM @ 240' Head Lift; Please see documents for sizing / pump curve information *Requires Grundfos CU 301 Constant Pressure Kit (Not Included) (Model 96438895) Constantly adapts pump performance to meet the demand. 00. This item: Pressure Sensor Danfoss 0-6 Bar ( 179. So as long as the pump itself will run, you can replace the pressure transducer with a standard 40/60 pressure switch. Grundfos. 000 m3/h, instalat pe statii de pompare plutitoare pe Dunăre, in Dolj. Grundfos 10SQE07-240 - SQE Series 3" Submersible Well Pump (2W - 200-240V) Ideal for use with 3" I. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Last year alone we spent $1700 in service calls--not to mention the high cost of irrigating with municipal water. CU 301 poskytuje plnou kontrolu nad čerpadly SQE a umožňuje. At the Grundfos Product Center, you can quickly and easily find pump installation guides, pump manuals, and all the technical data you need to keep your system working its best. GRUNDFOS CU301 CONSTANT PRESSURE CONTROL BOX w/ TRANSDUCER KIT SQE CU 301 Ver. 5" x 4. Liquid Temperature. Quick view Add to Cart. This is achieved using viable speed constant pressure pumps. This pump with the CU301 controller is a perfect match, the flow rate and adjustments work so well. CU 301. Grundfos CU301 is dead - switch to CSV? Thread starter flynmoose; Start date Aug 4, 2008; Users who are viewing this thread. 16A VAC Tank SQE CU301 CU 301 CU 301 99 CU 301 GRUNDFOS INSTRUCTIONS 96438650 0306 Repl. Ground water intake. 1 Pressure setting This display shows the types of alarm that may occur. CU 301. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. CU 200. Brass Constant Pressure Manifold Kit for Easy Grundfos SQE Installation. or larger boreholes; Rated 15 GPM @ 250' Head Lift; Please see documents for sizing / pump curve information *Requires Grundfos CU 301 Constant Pressure Kit (Not Included) (Model 96438895) Constantly adapts pump performance to meet the demand. No extra cables are required between the CU 301 and the pump. Plumbing: Pressure Boosting. Control Panel Grundfos CU 301. • Voltage 100v - 240v. CU 301 communicates with the pump via power line communication. If you do not immediately receive an email, please check your spam, bulk or junk mail folders. Have a 5 year old Grundfos cu301 system with 2 gal pressure tank. For A Craft Brewer Focused On Quality Water, Grundfos Solved For Accuracy And Reliability. And Grudnfos SQ N and SQ NE series pumps for environmental applications. Bladder tanks are worthless for water storage, and even more so with a variable speed system like the Grundfos SQE with the CU301 controller. Operation via generator: As a minimum, the generator output must be equal to the motor P 1 [kW] + 10 %. 50Hz. Grundfos CU 301 Constant Pressure Controller 96436754 - Made for the SQE Series pumps is available to buy in increments of 1. Ground water intake. Інструменти, пов’язані з продуктом. The SQ submersible groundwater pumps are equipped with permanent magnet motors and can supply pump. Whichever situation you’re in, you can find the pump troubleshooting guide you’re looking for in 3 possible places: Grundfos Product Center; the Grundfos for Engineers Search Engine; and the Grundfos GO Remote app. If you do not immediately receive an email, please check your spam, bulk or junk mail folders. The well company has been out three times this season, two of which were related to the CU301. In order to control pressure, it must be measured. Previously Used / Radwell Certified. 7Amps. Brand. Grundfos 10SQE05-160 - SQE Series 3" Submersible Well Pump (2W - 200-240V) Ideal for use with 3" I. The SQE pump is fitted with a single-phase Grundfos MSE 3 or MSE 3-NE motor. com tel. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Grundfos. AWESOME DEALS!!! FREE SHIPPING on any order over $500. #1. *The SQE Series of pumps were made to work with the Grundfos CU301 controller to gain all of its benifits and features. 4. AWESOME DEALS!!! FREE SHIPPING on any order over $500. = Maximum sound pressure level L pump = Sound pressure level for one pump n = Number of pumps. The SQ controlled by a CSV and regular pressure switch is much more dependable than when used with the computerized CU301 controller. Grundfos. CU 301 er designet til kommunikation, overvågning og kontrol af SQE dykkede pumper i applikationer med konstant tryk. 5HP CU301 KIT. B. In my reading, it looks like 20amp is appropriate given the wire size used. Description: grundfos constant pressure status pump control box Model Number: CU301 Category: Drives Warranty: 12 months Delivery Options: Standard, Express, Same Day & Next Day options available * Equipment is subject to availability. This is at least Year 3, perhaps 4--we've had nothing but problems. New hydraulics ensure operational reliability – a necessity for raw wastewater transport. GRUNDFOS Gulf Distribution GRUNDFOS Pumps Ltd. Ierīce nodrošina pilnīgu visas sūkņu sistēmas vadību un pārvaldību. Siurblys veikia bet kuriuo iš trijų režimų: - proporcingas valdymas; - pastovus slėgio reguliavimas; - fiksuotas greitis. Aug 4, 2008 #1 Hello,Kompletná sada čerpadla Grundfos SQE 2-85 s káblom 60m, s elektronickou reguláciou, membránovou tlakovou nádobou, tlakovým snímačom a riadiacou jednotkou CU301 na čerpanie vody z úzkych vrtov. 82 (34) Grundfos. It is thus always recommended to install dry-running protection on all booster sets. Select 'Product Replacement' under 'Products & Services'. Had Grundfos SQE constant pressure system installed. The user simply chooses the desired water pressure by pressing the UP or DOWN arrows, and the CU301 does the rest. Enter the product for which you want to troubleshoot in the search bar at the top. Grundfos. What is the CU300 and CU301? 5. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Municipal wells. Grundfos circulation pump instruction manualGrundfos sirim satisfied certified Grundfos pump handbook. Sections 8-14 provide important information about operating the setup, as well as information about. This items is sold separeatley and is found by clicking on. Grundfos CU301 Controller & Transducer - Constant Pressure Kit (Version 7) w/ Lightning Arrestors. This is at least Year 3, perhaps 4--we've had nothing but problems. Variants. 00. Produkter. 30 Español (MX). The CU301 controller also monitors and protects your system. Ground water intake. The MI-301 has built-in infrared and radio communication. Grundfos CU 301 MkII Constant Pressure Kit For SQE-Series Deep Well Submersible Pumps Model: 96438895 (10) Write A Review Call 1 (888) 455-4681 for. This form is intended solely for residents of the United States. The Grundfos CU 301 is a control and communication unit developed for the SQE submersible pumps for applications where a constant pressure is required. : +45 87501400 | Fax +45 87501402. • Manufacturer: GRUNDFOS. 5 out of 5 stars. FASTFLO Submersible Pumps. Grundfos 3" Constant Pressure Submersible Well Pump 10SQE15 330 1. Grundfos SQE/CU301 Pressure kit (0-6Bar /18L/60L) Kit includes Smartflo controller, transducer and 18L/60L pressure tank. New Grundfos hydraulics reduce clogging problems and help build confidence into wastewater handling New hydraulics ensure operational reliability – a necessity for raw wastewater transport For A Craft Brewer Focused On Quality Water, Grundfos Solved For Accuracy And Reliability Grundfos CU301 SQE Constant Pressure Pump Controller with Pressure Sensor (Transducer) Part # 96438895. Features and Benefits • Push button pressure setpoint adjustment • Low well water indicator • Pump running indicator • Keypad lockout • High quality stainless steel pressure sensorCU301 Controller is sold separately. This means that theDie Grundfos Unterwassermotoren MS 3 und MSE 3 haben wassergeschmierte Gleitlager. Boulevard tLc no. The Grundfos CU 301 is an intelligent constant pressure pump control. For A Craft Brewer Focused On Quality Water, Grundfos Solved For Accuracy And Reliability. That pump is controlled by a Grundfos CU301. Product code: 99530405. CU 300 Control Unit Box for Grundfos SQE Pumps. New hydraulics ensure operational reliability – a necessity for raw wastewater transport. Ground water intake. The "E" means electronically controlled via the CU control box. No extra cables are required between the CU 301 and the. I have a Grundfos 10SQE10-290 pump that is rated at 1hp. Grundfos CU 301. Grundfos Manuals; Control Unit; CU 301; Grundfos CU 301 Manuals Manuals and User Guides for Grundfos CU 301. in stock. The intelligent control box offers a wide flexibility for various system set-up or configurations. Our goal to get your pumps back up and running with. CU 301 - 96436753 | Grundfos. 3-Inch SQE Submersible Well Pumps CU301 and Transducer 0-120 psi 1/2" npt 10' cord : Constant pressure with SmartFloTM Intelligent Control BoxCU 301 is specially designed for the Grundfos SQE 3" submersible pump to provide a cJun 28, 2008. Quebec. How to wire a Groundfos CU301 well pump controller and well pump. • Nameplate data of the CUE. However, the changing demand for water during the day. Product Dimensions. Compare $ 919. Product Details. GRUNDFOS Pumps Pty. Ponorné čerpadlo SQE je vhodné do vrtov širších ako 3" a pre čerpanie čistej/pitnej vody s obsahom piesku v množstve max. Quick view Add. Fig. With Grundfos Repair Services your broken-down pumps are in the capable hands of skilled and certified technicians. Grundfos SQE Pumps:Grundfos whistleblower system gives employees, board members and third parties cooperating with Grundfos (such as suppliers, advisers, consultants, business partners etc. The CU 301 works with the pump, controlling its speed, allowing you to receive the water you need while suppling it at a constant pressure. Search, size, select and compare standard Grundfos pumps and pre-engineered Grundfos pump systems. United Kingdom. Grundfos. Variants. Drip, Micro Spray & Soaker Hose Irrigation. 1. 03CZ Being responsible is our foundation Thinking ahead makes itpossible. Password - Password must be at least 8. 11 CU 301 Sensor Max. #1. CU 301 communicates with the pump via power line communication. The CU 301 is an intelligent control unit which capable of monitoring and displaying the system’s performance continuously whilst also providing a variety of protection features that guarantee a long lifetime of the pump. #4. 54 (10) Grundfos. CU 301. GRUNDFOS do Brasil Ltda. For the Alpha pump you can access the event log via the Grundfos GO app. I want to order or purchase a product or service. New Grundfos hydraulics reduce clogging problems and help build confidence into wastewater handling. . Cycling on and off from old style pressure tank systems will destroy pumps, motors, capacitors, relays, pressure switches, as well as cause pressure. When a valve is closed, and the water reverses direction back toward the pump, the pressure tank absorbs the shock of the water column in the piping. 70 psi shut off would be 49psi precharge. 1. Head max. And I would think adding the CU301 control and making it variable speed would still cause harmonic distortion to a generator from the pulse width modulaion created by. Grundfos MI301 Universal IR Bluetooth Dongle (Replaces R100 Remote) The MI-301 must be used with an Android or IOS-based Smartphone with a Bluetooth connection. E. Sign in with your email Email! your email address doesn't look right. A red or grey circle with a diagonal bar, possibly with a black graphical symbol, The CU 301 is an intelligent control unit which capable of monitoring and displaying the system’s performance continuously whilst also providing a variety of protection features that guarantee a long lifetime of the pump. Environmental Equipment & Supply carries a wide range of Grundfos pumps that range from 1/2hp to 1. Provides Advanced Features. Quick view Choose Options. Riadiaca jednotka CU301 bola vyvinutá špeciálne pre aplikácie, kde je požadovaný konštantný tlak a zaisťuje plné ovládanie a riadenie čerpadiel SQE. Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manu-facturer of said products and not by Grund fos' warranty. The CU301 User Interface is the easy to use command and control computer for operating the pump in constant pressure mode. Solutions. The Grundfos 3” SQE submersible pump can handle a wide incoming voltage range (150v to 280v), with little effect on pump performance. When a valve is closed, and the water reverses direction back toward the pump, the pressure tank absorbs the shock of the water column in the piping. Randomly, the pressure spikes to well above 100+ PSI for no apparent reason. This morning I ran downstairs and sure enough, just under 40 psi with just one shower running. Brand: Grundfos. Grundfos Borehole Pumps; Grundfos Digital Dosing Pumps; Grundfos Unilift Submersible Pumps; Grundfos SL Cast Iron Waste Water Pumps. ". Contact Us. 5 bar variant: 10 metres from. Location. Data may be subject to alterations without further notice. Grundfos CU301 Controller for Communication with SQE Pumps - CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. I is recommended to ONLY use a 2 gallon pressure tank which should be pressureized to. Grundvandsindtag. 5 sec. Skladem máme nejnovější verzi řídící jednotky GRUNDFOS CU 301. Ships from and sold by TASYUREK SHOP STORE. The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks owned by . Pearl MNP8SR - MNP Series - In-Line Steel Pressure Tank - 2. AHR accepted AHR declined. Item # 2404827. . Řídící a komunikační jednotka je vyvinutá speciálně pro ponorná čerpadla SQE. DK: EU-overensstemmelseserklæring Vi, Grundfos, erklærer under ansvar at produktet CU I have had the Grundfos CU301 and 10SQE05-160 (10gpm 1/2hp 160' of head) in a 24" 40' bored well with 12gpm flow for 5 years with no issues until a month ago. Quick view Add to Cart. Yes we have replaced thousands of CU301 controllers with a Cycle Stop Valve and a simple pressure switch. Please note! If you are unable to find the required documents in your language, there may be an English alternative available. Removed old SQE Ran for 21 Years. This video is about how to troubleshoot the Grundfos SQE pump using the indicators lights of control panel Grundfos CU 301. Control Grundfos E-products remotely, ensure easy and reliable installing, commissioning and maintenance, and save time on reporting with the intuitive Grundfos GO Remote app. Grundfos. Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manu-facturer of said products and not by Grund fos' warranty. Grundfos will not be liableGrundfos SQE Complete Kit Provides Constant Pressure with use of CU301 and Transducer Kit (Included) Designed for Use in 3" or larger Well Casings . Select the situation that best matches your own to get started. If you are not. And Grudnfos SQ N and SQ NE series. Má integrovaný frekvenčný menič a. I want to order or purchase a product or service. Suitable for: Controls & Digital Groundwater Management. CU 300 is specially designed for the Grundfos SQE 3" submersible pump. The Grundfos SQE pump model numbers are very descriptive!! The flow and pressure for each pump is indicated by the model number. Messages 13 Reaction score 0 Points 1 Location Chapel Hill, North Carolina. 00 Grundfos SQE Manifold Kit. Jun 15, 2014. Product A-Z. 95. Follow the step-by-step explanation in this video to use all of the indicator lights of the CU 301 control for troubleshooting of the Grundfos SQE constant pressure submersible waterwell pump. Increasing water pressure to a certain set point and keeping the pressure even though flow and inlet pressure varies. No extra cables are required between the CU 301 and the pump. Grundfos CU301 controller (set to maintain 70 psi) JetRite2 4. 5. I have a cu301 system at my cottage. Grundfos declara, bajo su exclusiva responsabilidad, que el producto CU 301 al que hace referencia la siguiente declaración cumple lo establecido por las siguientes Directivas del Consejo sobre la aproximación de las legislaciones de los Estados miembros de la UE. The CU 301 is an intelligent control unit which capable of monitoring and displaying the system’s performance continuously whilst also providing a variety of protection features. Both motor types can communicate with the Grundfos CU 300 and CU CU 200. Anvendelse: Grundvandsindtag - Private husstande. Grundfos partner or company. 0. 3 out of 5 stars based on 7 product ratings. Per the CU301 Manual: "Raintight or wet location hubs that comply with the requirements in the standard for Fittings for Conduit and Outlet Boxes, UL514B, are to be used. Write a Review. 00 Grundfos GO MI301 Universal IR Bluetooth D. Best regards, Robert Senécal,ing. Simply make your selections from the drop-down menus and you will receive a result immediately. It displays the system's performance while providing protection to the pump. This items is sold separeatley and is found by clicking on. Up to 30°C it works without any flow past the motor (free convection). View. Grundfos Americas Brookshire, TX 77423. Write a review. 75hp, 1hp, and 1. Quick view Add. • Pressure Range: 40 to 100 psi. It is beneficial in applications with low incoming or highly fluctuating water pressure. Io. The SQE SmartFlo range works with SQE pumps available in 4 sizes: . Find the help and support you need with your pumps and services, no matter what you are looking for. 50Hz. Drip, Micro Spray & Soaker Hose Irrigation. The control unit has been developed for the SQE submersible pumps. Condition: New. 1 Pressure setting This display shows the types of alarm that may occur. The Grundfos SQE pump model numbers are very descriptive!! The flow and pressure for each pump is indicated by the model number. About us Careers Sustainability News and media Doing business with us Our Company Grundfos Store Grundfos United States. Grundfos set tlačnog senzora za CU 301 ima 2 m kabela. Suitable devices for CU 301 are rated with enclosure type 3, 3R, 3S, 4, 4X, 6 or 6P. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure. Step 3: Download manuals. You can easily change the system pressure by pressing the pressure buttons on the controler. GRUNDFOS INSTRUCTIONS V7 16 18 55 05 00 / GCZ-02. GRUNDFOS VERSION 7 y transductor de presión más antiguo SQE SmartFlo CU301 CU321 MBS1900-98393361. Enter the product for which you want to troubleshoot in the search bar at the top. Io. products and not by Grundfos' warranty. 5hp. or send us a message. 95. 00. Products manufactured by GRUNDFOS PUMP S CORPORATION (Grundfos) are warranted to the original user only to be free of defects in material and workmanship for a period of 24 months from date of installation, but not more than 30 months from date of manu-facture. System in located in small crawlspace under the cottage. Generation 1,2,3,4 all moved up the number of signal loss events before it even shows a fault. 23. pressure mode. Well Tank Tee Cross Flex-Lite FL-7 FL-12 WM-6 - 9 -12 Union 1" O-Ring Seal. The SQE pump features variable speed which is offered through frequency cont rol. CU 301 communicates with the pump via power line communication. de c. Suitable for: Water Treatment Fertigation, Chemigation & Dosing. Grundfos Express Select, configure, price and quote engineered pumps and systems for industrial, municipal or commercial applications through the Grundfos Express selection tool. The user simply chooses the desired water pressure by pressing the UP or DOWN arrows, and the CU301 does the rest. The CU301 is an intelligent control unit which is capable of monitoring and displaying the system’s performance continuously while also providing a variety of protection features that guarantee a long. 32 . Horsepower: 1/3 hp. Variants. I have the same system. Once you enter Grundfos Product Center, you will see a menu with four coloured categories at the top. The SQE pump it’s tied to can either be run with the CU301 controller or as a regular 2-wire pump with an appropriately sized pressure tank and electromechanical pressure switch. Grundfos GO Remote is used for installation, data monitoring, fault information and configuration of Grundfos pumps and systems, by radio or IR connections. • Product Type: Constant Pressure Pump Controller. Shipping/Policies. See what customers say about this product range When Grundfos is a part of the solution, you get reduced energy consumption, increased comfort and unsurpassed operational reliability. Research & insights Ecademy. CU301 with red overload light constantly on Thread starter tommyboy2010; Start date Apr 12, 2012; Users who are viewing this thread. The only good thing about the SQE is that it will run off a standard pressure switch in place of the CU301. Buy It Now. 4. I need to select or configure a product. View Inline multi stage pumps. Suitable for. 3 sources for pump troubleshooting guides. 7 $ 1241. MGE 98247035. The problem is that the CU301 is no more dependable than any other. . American Granby. Grundfos CUE frequency converter. GRUNDFOS Gulf Distribution GRUNDFOS Pumps Ltd. In Stock. No extra cables are required between the CU 301 and the pump. $1,445. Enter the product for which you want to troubleshoot in the search bar at the top. 0818 ECM: 1241508. Installation is a 6 year old 22SQE15-220 with a CU301 (set at 60psi) and 2gal tank and 180ft well. › Ver los detalles del producto. Whichever situation you’re in, you can find the pump troubleshooting guide you’re looking for in 3 possible places: Grundfos Product Center; the Grundfos for Engineers Search Engine; and the Grundfos GO Remote app. An SQE submersible borehole pump and intelligent CU301 control unit, which monitors systems performance continuously, provides a consistent and reliable high-pressure water source. When that happens just replace the pressure transducer with a regular 40/60 pressure switch and remove the CU301 box and tie the wire to the pressure switch. 7. E. 40 °C. SQ pumps are fitted with a single-phase Grundfos MS 3 or MS 3-NE motor, and by means of the built-in frequency converter, the motor is driven at a constant speed. Use the FAQ to get answers to your questions about our pumps, products and services. All 5SQE pumps are ideal for flows of gallons per minute. FACTORY DIRECT: This item is ordered direclty from Grundfos Manufacturing. Status. Compared to conventional circulators, they cut energy consumption by up to 80 %, while delivering noise-free performance. Quick view Add to Cart. CU301 CONSTANT PRESSURE STATUS BOX. Option 1: Use Grundfos Product Center. Pressure sensor only for the CU301 constant pressure control box. Le stazioni di sollevamento Grundfos Multilift M e MLD sono for-nite complete di serbatoio di raccolta, pompa, sensore di livello, pannello LC 221, valvola di non ritorno e collegamenti. 17:35. Havarijní ochrana proti chodu na sucho. S. Fig. System in located in small crawlspace under the cottage. CU 300 is specially designed for the Grundfos SQE 3" submersible pump. Grundfos Manuals; Control Unit; CU 301; Grundfos CU 301 Manuals Manuals and User Guides for Grundfos CU 301. Documentation. Grundfos 1. Been doing this a long time, so I'll be here when you need me. Is Discontinued By Manufacturer. . CU301 Series 1/3 hp Constant Pressure Kit. Quantity: 4 available / 43 sold. Grundfos CU301 Controller & Transducer - Constant Pressure Kit (Version 7) $737. Grundfos CU301 controller (set to maintain 70 psi) JetRite2 4. To receive information for larger constant pressure systems over 5 horsepower, call 800-739-7706 and ask to speak to one of our pump specialists. Grundfos 91121987 - BMQE CU301 Constant Pressure Box- The BMQE system is a complete constant pressure boosting system. CU 301. The CU301 is not under warranty anymore, so you have to pay for a replacement.