• 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 CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x DEF-CBM-RE-7 - Protection Guard1 x Multi Input Run On Timer - 0 - 20min - CFCU5 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan2 x Multiflow SMB550/4-1AC1 x Speed Controller - REB52 x Speed Controller - REB81 x ELM 18 EX Flexible Cuff for ERM 186 x 110 x 54mm Round to Rectangular Adaptor - Long1 x Mini Diffuser - 100mm1 x Speed Controller - REB2.5-N1 x Elta - Room Sensor - Temp/Humid/C021 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR5 x Duct Termination with Mesh - 150mm2 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR6 x HIMF - Mixed Flow Fan 125mm Inline Fan9 x Duct Termination with Mesh - 250mm4 x DPD 12PM Delivery Surcharge1 x CAD-COMPACT 900 ADVANCED N8 - MVHR unit7 x Universal Pipe Fixing Clip6 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan7 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR8 x CBS-100 Outlet Flange for CBT-1006 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan7 x DDMP 12-09 1F 1800W M6A4 DA813 x ELTA - Single Phase Transformer 2amps8 x 220x90mm x 1m Insulated Rectangular Duct10 x DDMP 12-12 1F 1800W M6A4 DA87 x Chaysol DA 9/9 3 speed3 x CBA-100 Inlet Flange for CBT-10012 x ACOAS/ AC/EC Auto Changeover 8Amp18 x 125mm Round Connector with Damper1 x DDMP 12-12 3F 5700W M6M0 DG74 x DDMP 10-10 1F 1000W M6A2 DA51 x KBA- Inlet Mounting 2252 x Flanged Damper 019-0500-STD3 x Run On Timer - 5s - 4hrs - RT5A7 x Biflow SB250-CON2-3 - High Temperature Bifurcated Fan4 x DDMP 12-09 FLANGE2 x Singleflow SSDL315-1EC13 x DDMP 10-08 1F 1000W M6A2 DA55 x Atex Inline Fan 180mm - ERM18EXE14 x ELTA - Three Phase Transformer 3amps1 x 100mm Round Connector with Damper7 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x Duct Termination with Mesh - 500mm14 x CBM 7/7 147w 4P RE-VR5 x Helios ZNE Electronic Fan Overrun Timer8 x 204 x 60mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x Elta SCP400/4-1AC - IP556 x CBM 9/7 4p 420W RE-VR6 x Spiral end cap - 80mm9 x DDMP 10-08 FLANGE4 x BDS 350 RA b/d shutter5 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan2 x Elta SLC500/4B-1AC - IP552 x TUNE-R-200-3-M3 - Control Damper1 x Elta SLC560/4C-3AC - IP551 x KAD-225-F400 Rectangle Flexible Connector2 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)4 x HXP450/6-1 - 6 Pole - Single Phase2 x Vent Axia T-Series Wall Model TX9WL4 x Duct Termination with Mesh - 200mm2 x Elta Turboflow-TF - 450mm - Single phase10 x Potentiometer EGH 01 - for DDMP Fans3 x Spiral Ducting 1 meter - 200mm4 x Silentub - STUB 2001 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF315/4-1AC - Single Phase2 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF350/4-1AC - Single Phase1 x MTP 10, 10K, Speed control8 x CBT-100N Centrifugal ATEX II 2G Exe II T31 x ELTA - Single Phase Transformer 8amps1 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR5 x Duct Termination with Mesh - 315mm5 x 110 x 54mm Short Rectangular to Round Adaptor male3 x CFI Lite 600 Carbon Filter3 x Chaysol da 9-7 - 3 Speed1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 100mm1 x TD ECOWATT 160/100 Inline Duct Fan - TD-ECOWATT1 x TecFire Intumescent Damper - Rectangular 400x400mm4 x Spiral Ducting 1 meter - 355mm4 x VA 9/2 T - High Temp Axial Fan,3 x GRA-100 External Grill by S&P4 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 1100watt 6PT (Closed Motor)4 x CAD-COMPACT 500 ADVANCED N8 - MVHR unit6 x CBA-130 Inlet Flange for CBT-1301 x Elta SCP350/4-1AC - IP556 x 220 x 90mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x REB-CVF 0-10v Controller1 x FU 22 25 Frequency Inverter1 x Twinflow STDL315-1EC5 x CBT-130N Centrifugal1 x CBP-9/7-RC1 x CS2 Current Switch1 x CBM 9-9 550w 4P VR (Open Motor)1 x 204x60mm Insulated Rectangular Vertical 45° Bend1 x ACO8AC/EC AutoChangeover panel1 x 7 Day Programmable TIMECLOCK5 x Multileaf Volume Control Dampers -500/500 Rectangular Flanged1 x DDMP 12-12 3F 1810W M6A4 DG02 x Duct Termination with Mesh - 355mm1 x Elta Variable Speed Drive IP66 - 1.5KW5 x 220x90mm Insulated Rectangular T-Piece2 x DDMP 10-10 FLANGE2 x Vent Axia W300310 Controller Electronic 1.5A1 x AXC 355-6/19°-2(B)-P (0.75 kW) - Smoke Extract Fan1 x DDMP 12-12 FLANGE1 x Silent 300 CRZ Design PLUS Extractor Fan2 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost4 x Rectangular Airbrick Adaptor1 x Elta SCP500/4-1AC - IP552 x Ancillary Pack for SB-Biflow 250 model1 x Airvent ceiling fan controller3 x CBT-130N Centrifugal ATEX II 2G Exd IIB T41 x Impeller Side Guard - 450mm1 x REU 3amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost3 x RTRD - Three Phase Speed Controller - 14 Amp1 x MWS-75 Transformer controller with TK -7.5A1 x Transformer speed controller - ATC1 - 1.5 Amps4 x Transformer Speed Control - RTRE- 5.0Amp5 x 204 x 60mm Duct to Duct Connector for use with Insulated Thermal Ducting1 x REB Ecowatt Speed Control - REB-ECO1 x Helios VARW 450/4 - TK1 x MWS 5 – Transformer Controller With Motor Protection Unit7 x Helios HQW-200/2 - IP551 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x EC Trickle and boost module - IP563 x Transformer Speed Control - RTRE- 3.0Amp2 x RUCK MTP 20, 10K, Speed control1 x CBB-60N Centrifugal3 x Transformer (silent) speed controller - RE 5.0 Amp1 x EX 140A-2 (Three Phase) Centrifugal Fan (ATEX)1 x Elta SCP315/4-1AC - IP551 x 204x60mm Insulated Rectangular Horizontal 90° Bend1 x ACO3TO-ADS-VFC-7.1A1 x Direct Delivery Surcharge1 x 204x60mm x 1m Insulated Rectangular Duct1 x Elta Quietflow Twin SQT150-1ECL1 x SDD-U Anti Vibration Pads1 x RDH Flange - 02501 x CBM 7/9 4p 300W RE-VR1 x 110 x 54mm Horizontal 90 Degree Bend1 x Kitchavent 2000 Odour control System - 18152521 x Elta SCP450/4-1AC - IP551 x TDP-D Pressure Sensor with Display1 x RDS 1 Helios Transformer Controller With Motor Protection1 x 220x90mm Insulated Rectangular Vertical 90° Bend2 x 220 x 90mm Duct to Duct Connector for use with Insulated Thermal Ducting1 x Ancillary Pack for SB-Biflow 315 model1 x Soaker Sheet to suit RA8001 x Access Door for Circular Duct - 250 x 150 - SIZE 15
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