• 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

1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x SG-200 Fan Guard for the HQW 2001 x Helios HQW-315/4 - IP552 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)6 x Vent Axia Silent 100T (TIMER)3 x Helios HQW-250/4 - IP551 x Elta Louvre Shutter - 400mm2 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x Silent 100 Window Kit - windowS5 x PIR Sensor - PIR22 x TD Mixvent 800/200 EEXEIIT31 x Elta Wall Cowl SWC35/404 x DDMP 12-12 3F 1810W M6A4 DG01 x TUNE-R-200-3-M1 - Control Damper3 x MTS10- extractor fan 3 step switch1 x MTP 10, 10K, Speed control1 x Transformer Speed Control - RTRE- 7.0Amp2 x CBM 9-9 550w 4P VR (Open Motor)1 x Elta Wall Cowl SWC25/312 x Speed Controller - REB1-N1 x Elta Wall Cowl SWC45/502 x CBA-60 Inlet Flange for CBT-605 x Transformer Speed Control - RTRE- 1.5Amp8 x QPTW 250C Acoustic Twin Fan with Controller4 x UB47- Universal Insulated Terminal2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR5 x PIR Sensor - PIR48 x Speed Controller - REB11 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7104 x Elta 6 Amp Electronic single phase speed controller.1 x Jet Cowl - 315mm1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3003 x DDMP 10-08 3F 2210W M6A4 DG03 x TG-K Duct temperature sensor2 x Speed Controller - REB82 x Elta - Room Sensor - Temp/Humid/C022 x EBM-Papst D4E225-BC01-17 Double inlet1 x Rectangular Airbrick Adaptor3 x Compact SCD450/4-1AC2 x VTR 300 STD Filter Kit1 x ELM 18 EX Flexible Cuff for ERM 181 x Quietflow SQS100-1ECL - Centrifugal Box Fan2 x Mini Diffuser - 100mm2 x LFBR 315 G4 - Helios Inline Filter Box - 315mm2 x Speed controller with Reverse - REB-1R1 x Transformer speed controller - ATC1 - 1.5 Amps2 x FRQ5-10A Inverter Speed controller1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5953 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Duct Termination with Mesh - 355mm2 x ENV 100 12v transformer SELV1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Transformer (silent) speed controller - RE 3.0 Amp2 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x TUNE-R-200-3-M4 - Control Damper1 x GXC6EC - High Performance Extract Fan2 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.3 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Single Deflection Grille 400mm with OBD damper2 x SAVE VSR 300 heat recovery unit3 x Flat Roof Terminal -OFT 5 - Asphalt2 x Helios RR-250-C Centrifugal inline fan1 x ACO8AC/EC AutoChangeover panel2 x Electrostatic Precipitator - 1H x 3W2 x SPI-100 C Iris damper2 x CBT-100N Centrifugal3 x AIRVENT speed control - AIR4019612 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Transformer 5 Speed Controller - ATC1-4TK3 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR3 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost3 x AXC TP - 150mm Plastic Centrifugal Inline Fan1 x Vent Axia SC5001 - Speed controller1 x Speed Controller - REB2.5-N1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Speed Controller - REB161 x EBM-Papst D3G133-BF05-14 Double inlet1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR2 x Contactor Interface Station - CI91 x Helios ESA-1 Surface mounted Speed Control 1amp1 x Elta SCP400/4-1AC - IP551 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x CK-60F Kit2 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x DEF-CBM-RE-7 - Protection Guard1 x CBA-100 Inlet Flange for CBT-1001 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-1
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...