• Model:SJMF250-1EC

Jetflow SJMF 250-1EC

£ 392.36 (excl. VAT)

£ 470.83 (inc. VAT)

Inline mixed flow circular fans with EC motors for low power consumption at high performance.

High efficiency jet design double mixed flow impeller integrated and directly driven by Brushless EC motor. The IPX4 motor contains sealed for life heavy duty NWB bearings. All motors are suitable for use in ambient air conditions up to +60℃.

Supplied suitable for fixed speed operation, control options achieved by removing the 3.5mm Jack plug hub and fitting supplied cable.

A Detachable 5 metre lead with 3.5mm jack connection to unit is supplied for connection to a remote potentiometer, 0-10VDC or PWM Circuit. A potentiometer controller is available for manual control.

Easy Installation, fitted with a 1.5 metre Mains lead complete with BS1363-1 UK 3-pin plug BS1361 fuse 3A, convenient for connecting to electrical sockets and providing a means of isolation / disconnection.

Low power consumption at high performance resulting in Low Specific Fan Powers for Building Regulation Compliance.

Each SJMF has a 24 month warranty.

Please refer to the data sheet for further specifications.
PDF Files


Data sheet

Available Options

2 x Elta Variable Speed Drive IP66 - 2.2KW1 x Elta Variable Speed Drive IP66 - 7.5KW1 x FU 15 40 Frequency Inverter1 x FRQ5-4A V2 Inverter Speed Controller1 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 075 52 Frequency Inverter (IP20)1 x FU 22 25 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter RUCK - FU 075 201 x Frequency converter FU 075 14 - IP661 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW2 x Elta Variable Speed Drive IP66 - 1.5KW1 x FU 22 04 Frequency Inverter1 x NKS-D swirl diffuser v-300 x 300mm1 x ELTA - Three Phase Transformer 3amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x FRQ5-10A Inverter Speed controller1 x FU 075 04 Frequency Inverter (IP20)1 x Frequency converter RUCK - FU 075 211 x Circular Ceiling Diffuser - TST 1251 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x PCA Diffuser - PCA-3151 x ELTA - Single Phase Transformer 2amps1 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 2001 x Circular Ceiling Diffuser - TST 1001 x Round ceiling diffuser 400mm2 x Electronic extractor fan speed controller - FSC 1.51 x Curved Blade Grille 600x600 (2way blow)1 x Circular Ceiling Diffuser - TST 1601 x JSR 200 Painted RAL50181 x EC6H - Reversible Group Fan Electronic Controller1 x 5-Speed Controller for use with Elta SAX Classic Fans1 x Elta 6 Amp Electronic single phase speed controller with TK2 x Elta 3 Amp Electronic single phase speed controller with TK1 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 200mm1 x Elta 2 Amp Electronic single phase speed controller.1 x Elta 3 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 300mm1 x ELTA - Single Phase Transformer 8amps1 x Round ceiling diffuser 250mm1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x Transformer 5 Speed Controller - ATC1-2TK1 x ELTA - Single Phase Transformer 12amps1 x Round ceiling diffuser 350mm1 x COM-31 x PCA Diffuser - PCA-2502 x Elta 6 Amp Electronic single phase speed controller.1 x EFSC-6N- Single Phase Speed Control2 x Remote Timer Control - 13511 x ELTA - Single Phase Transformer 10amps2 x Push Timer Switch - ZA42 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x EC-Vent Room Unit1 x Systemair Save Connect 2.0 Internet Module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Elta ACO Panel 149-ACO18B1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x Elta Wall Cowl SWC35/401 x Transformer Speed Control - RTRE- 1.5Amp1 x GRA-100 External Grill by S&P1 x Elta Wall Cowl SWC45/501 x Elta Wall Cowl SWC25/311 x Elta Louvre Shutter - 400mm1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Jet Cowl - 315mm1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x DDMP 12-12 3F 1810W M6A4 DG01 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Single Deflection Grille 400mm with OBD damper1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3001 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x CBM 7/7 147w 4P RE-VR1 x DDMP 10-10 1F 1000W M6A2 DA51 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Transformer 5 Speed Controller - ATC1-4TK1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Transformer 5 Speed Controller - ATC1-12TK1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Helios TSW MCB Amp Transformer speed controller1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Isolator Switch - ISOSW1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Helios TSW 3 Amp Transformer speed controller1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x TG-K Duct temperature sensor1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x BEAS-control module1 x MWS 1.5 – Transformer Controller With Motor Protection1 x Envirovent G4 Filter - SL-G4/F71 x Vent Axia T-Series Controller1 x Transformer (silent) speed controller - RE 3.0 Amp1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Speed Controller - REB51 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer (silent) speed controller - RE 5.0 Amp1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x MTS10- extractor fan 3 step switch1 x REB-CVF 0-10v Controller1 x MTP 10, 10K, Speed control1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Vent Axia Silent 100T (TIMER)1 x Speed Controller - REB11 x PIR Sensor - PIR21 x QPTW 250C Acoustic Twin Fan with Controller1 x PIR Sensor - PIR41 x CBT-100N Centrifugal1 x UB47- Universal Insulated Terminal1 x SAVE VSR 300 heat recovery unit1 x Elta - Room Sensor - Temp/Humid/C021 x Compact SCD450/4-1AC1 x Silentub - STUB 1001 x EBM-Papst D3G133-BF05-14 Double inlet
BD7/7 centrifugal M4 0.13Kw
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Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

Excellent low noise fan, I've got one unit running years and...