• Model:SJMF-S250-1EC

Jetflow Silent SJMF-S 250-1EC

£ 692.72 (excl. VAT)

£ 831.26 (inc. VAT)

Jetflow Silent SJMF-S 250-1EC

• 3 standard sizes from 250mm
• Air volume flow rates up to 0.442 m3/s
• Static pressures up to 343 Pa
• Suitable for operating temperatures up to +60℃
• Acoustic design for low noise levels
• Low Specific Fan Powers
• Available in EC

Typical Applications
• Schools
• Colleges
• Shops
• Retail Parks
• Commercial
• Hotels
• Restaurants
• Cafes
• Cafeterias
• Pubs
• Offices
• General HVAC

Control
Supplied suitable for fixed speed
operation. A Detachable 5 metre lead
with 3.5mm jack connection to the unit
is supplied for connection to a remote
potentiometer, 0-10VDC or PWM Circuit.

Electrical Connection
Electrical connection via 1.5 metre Mains
lead complete with BS1363-1 UK 3-pin
plug BS1361 fuse 3A

Construction
Manufactured with aluminium or cold
rolled steel sheet, dependant on size.

Motor
Brushless EC motors are fitted as
standard. The IPX4 motor contains
sealed for life heavy duty NWB bearings.
All motors are suitable for use in ambient
air conditions up to +60℃.

PDF Files


1 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)4 x Elta Variable Speed Drive IP66 - 2.2KW3 x Elta Variable Speed Drive IP66 - 7.5KW1 x FU 075 52 Frequency Inverter (IP20)1 x FU 22 25 Frequency Inverter1 x FU 15 16 Frequency Inverter3 x Elta 10 Amp Electronic single phase speed controller.4 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter RUCK - FU 075 201 x Frequency converter FU 075 14 - IP661 x Frequency converter RUCK - FU 075 211 x FU 22 04 Frequency Inverter3 x ELTA - Three Phase Transformer 3amps1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)3 x FRQ5-10A Inverter Speed controller1 x ELTA - Three Phase Transformer 10amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x NKS-D swirl diffuser v-300 x 300mm1 x PCA Diffuser - PCA-3151 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x FU 075 04 Frequency Inverter (IP20)1 x Circular Ceiling Diffuser - TST 1251 x Balance S Diffuser - NO RING - 125mm2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Circular Ceiling Diffuser - TST 1001 x Circular Ceiling Diffuser - TST 2001 x Curved Blade Grille 600x600 (2way blow)3 x Round ceiling diffuser 400mm4 x Electronic extractor fan speed controller - FSC 1.51 x Circular Ceiling Diffuser - TST 1601 x JSR 200 Painted RAL50183 x EC6H - Reversible Group Fan Electronic Controller1 x Balance S Diffuser - NO RING - 100mm3 x Round ceiling diffuser 200mm1 x ELTA - Single Phase Transformer 16amps3 x Elta 3 Amp Electronic single phase speed controller with TK4 x Elta 6 Amp Electronic single phase speed controller with TK2 x Round ceiling diffuser 300mm2 x Elta 2 Amp Electronic single phase speed controller.2 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 350mm4 x Round ceiling diffuser 250mm2 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps3 x Airvent ceiling fan controller2 x ELTA - Single Phase Transformer 4amps3 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 12amps1 x PCA Diffuser - PCA-2504 x COM-31 x EFSC-6N- Single Phase Speed Control3 x Elta 6 Amp Electronic single phase speed controller.3 x Remote Timer Control - 13511 x ELTA - Single Phase Transformer 10amps3 x Run On Timer - 5s - 4hrs - RT5A3 x Push Timer Switch - ZA43 x Helios ZNE Electronic Fan Overrun Timer1 x Time Delay Unit - DT20B3 x Multi Input Run On Timer - 0 - 20min - CFCU3 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller3 x ACOAS/ AC/EC Auto Changeover 8Amp1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x EC-Vent Room Unit1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection6 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x Easy-fix termination kit - High Rise Ventilator - EFT4 x REB-CVF 0-10v Controller1 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 SWC35/405 x UB47- Universal Insulated Terminal1 x Elta Wall Cowl SWC45/502 x GRA-100 External Grill by S&P1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC25/311 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 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 FINISH2 x Mini Diffuser - 100mm1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3001 x Vent Axia T-Series Wall Model TX9WL1 x Economy Airvent 100mm Fan with Timer1 x Economy Airvent 150mm Fan With Pullcord & Shutters5 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan3 x RDS 11 Helios Transformer Controller With Motor Protection2 x Vent Axia ACM 150 inline mixed flow duct fan2 x Vent Axia ACM 100 inline mixed flow duct fan3 x Isolator Switch - ISOSW4 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x BEAS-control module4 x Helios TSW 7.5 Amp Transformer speed controller5 x MWS 1.5 – Transformer Controller With Motor Protection2 x Vent Axia T-Series Controller4 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)5 x Speed Controller - REB53 x Transformer Speed Control - RTRE- 1.5Amp2 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)6 x Speed Controller - REB1-N5 x MTS10- extractor fan 3 step switch5 x Speed Controller - REB12 x Multiflow SMB550/4-1AC2 x Quietflow SQS400-1ECL - Centrifugal Box Fan5 x PIR Sensor - PIR23 x PIR Sensor - PIR43 x VEKA INT 2000/15.0-L1 EKO2 x SAVE VSR 300 heat recovery unit2 x Elta Variable Speed Drive IP66 - 1.5KW2 x Elta - Room Sensor - Temp/Humid/C024 x Speed Controller - REB162 x ACO8AC/EC AutoChangeover panel2 x Potentiometer EGH 01 - for DDMP Fans3 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan4 x VTR 500 STD Filter Kit3 x CO2 Room Sensor - CO2-R2 x AXC TP - 100mm Plastic Centrifugal Inline Fan3 x Duct Termination with Mesh - 100mm2 x Elta SCP400/4-1AC - IP551 x Quietflow SQS250-1ECL - Centrifugal Box Fan2 x RUCK MTP 20, 10K, Speed control1 x Universal Pipe Fixing Clip1 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan1 x MEV Spider Additional Spigots1 x CAD-COMPACT 900 ADVANCED N8 - MVHR unit1 x SDD-U Anti Vibration Pads1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x MV-Silent 250 Bathroom Extractor Fan Kit - Standard - No Timer1 x CBM 12/9 CM/AL 1100W 6PT - Closed Motor1 x DV-ROF-V-225 Roof mounted unit1 x Elta SCP450/4-1AC - IP552 x DPD 12PM Delivery Surcharge1 x Same Day Shipping Surcharge - City Sprint1 x FAST-TRACK RANGE 75mm - Seal Ring (1 bag of 10)1 x D2E-146-AP47-751 x CBM 7/9 6p 72W RE-VR1 x JETLINE-100 ECOWATT - In Line Centrifugal Duct Fan1 x CAD-COMPACT 500 ADVANCED N8 - MVHR unit1 x Elta SCP630/4-1AC - IP551 x MUB 062 630D4 Multibox1 x DDMP 10-10 FLANGE1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 100mm1 x Spiral Ducting 1 meter - 200mm1 x REB Ecowatt Speed Control - REB-ECO1 x Jet Fan IV 100-4 IE3 Induction Fan1 x DPD 10:30AM Delivery Surcharge1 x Small Centrifugal Fans CBM/2-133/190 185w1 x Manrose T12 STANDARD Transformer- T12S1 x 18M - 80mm PVC flexible ducting1 x Manrose 150mm - XF150BP3 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan4 x Remote controller FLEX - for VEKO INT3 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE3 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer 5 Speed Controller - ATC1-10TK4 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Transformer 5 Speed Controller - ATC1-12TK3 x Helios TSW 3 Amp Transformer speed controller2 x Transformer 5 Speed Controller - ATC1-8TK1 x TDP-D Pressure Sensor with Display4 x Helios TSW 1.5 Amp Transformer speed controller2 x RTRD - Three Phase Speed Controller - 2 Amp5 x Helios TSW MCB Amp Transformer speed controller3 x Three Phase Transformer controllers - RMT 1.5 Amp2 x Vent Axia ACM 200 inline mixed flow duct fan4 x CS2 Current Switch5 x Vent Axia ACM 125 inline mixed flow duct fan3 x MWS 3 – Transformer Controller With Motor Protection1 x TG-K Duct temperature sensor2 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven4 x WS - Reversing Switch from Helios Fans1 x EBM-Papst D2E097-BK76-98 Double inlet3 x Two Speed Switch - REGUL-22 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Transformer Speed Control - RTRE- 12.0Amp3 x Helios HQW-200/2 - IP556 x Transformer (silent) speed controller - RE 3.0 Amp2 x Speed Controller - REB34 x Helios HQW-630/4 - IP555 x TG-K3/NTC10-01 - Duct temperature sensor2 x TG-R room temperature sensor4 x Speed Controller - REB102 x Transformer (silent) speed controller - RE 1.5 Amp2 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT2 x Transformer Speed Control - RTRE- 5.0Amp2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted2 x Transformer (silent) speed controller - RE 5.0 Amp3 x Commercial Single or 3 phase Fan Reversing Switch - RS13 x Helios HQW-315/4 - IP551 x CBM 9-9 550w 4P VR (Open Motor)2 x DEF-CBM-RE-7 - Protection Guard2 x ELM 25 EX Flexible Cuff for ERM 253 x Helios HQW-200/4 - IP553 x Elta Variable Speed Drive IP66 - 0.75KW5 x MTP 10, 10K, Speed control2 x MEV Spider Wireless boost Switch - MEV-SWH-W2 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x ELM 20 EX Flexible Cuff for ERM 224 x VTR 300 STD Filter Kit2 x Contactor Interface Station - CI92 x DDMP 09/09 Mounting Flange5 x QPTW 250C Acoustic Twin Fan with Controller2 x TG-K Duct temperature sensor3 x Speed Controller - REB2.5-N2 x Silent 100 Window Kit - windowS2 x FFR 355 Filter Cassette5 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS4 x Silentub - STUB 1002 x Compact SCD450/4-1AC3 x Helios HQW-250/4 - IP551 x EBM-Papst D3G133-BF05-14 Double inlet1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Electrostatic Precipitator - 1H x 3W2 x IR24-P - Presence detector2 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x DDMP 10-08 3F 2210W M6A4 DG03 x CBA-100 Inlet Flange for CBT-1002 x CSB-60 Centrifugal fan2 x Vertical Cowl and Fan (Single Phase) - RAV400-4-12 x CBT-80N Centrifugal1 x Duct Termination with Mesh - 710mm1 x Vent Axia Trickle & Boost Switch3 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR2 x KBA- Inlet Mounting 1804 x Helios ESA-1 Surface mounted Speed Control 1amp2 x CFI In-line 150 - Carbon Filter2 x HIMF - Mixed Flow Fan 125mm Inline Fan2 x Quietflow Twin SQTDCV250-1ECL4 x CPTA-E Flush mounted PIR sensor with timer2 x Temperature Fan Speed Controller - ATCP4-WMS4 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Helios TSW 0.3Amp Compact Transformer speed controller3 x MWS 5 – Transformer Controller With Motor Protection Unit2 x Capacitor 2uf for use with the EBM A4E range1 x Temperature Fan Speed Controller - ATCP4-FLS1 x TEM 035 - 5 Speed Transformer Speed Control1 x TEM 075 - 5 Speed Transformer Speed Control2 x DEF-140T Inlet Guard for the CBT-100N1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x ERR 20/1 Centrifugal inline fan3 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x EC Trickle and boost module - IP562 x Isolator Switch - EFF-ISO3 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x Rectangular Airbrick Adaptor1 x RSK400 - Back Draught Shutter1 x DDMP 09-09 3F 2130W M6A4 DG03 x SG-200 Fan Guard for the HQW 2004 x Speed Controller - REB81 x TD160-NT Mixvent - 100mm - TD160 Timer2 x GENIOX 11 Internal Mounted Unit1 x Singleflow SSDL315-1EC2 x DS-2 2-Speed Switch (3 Phase)3 x CBT-100N Centrifugal3 x Helios RR-250-C Centrifugal inline fan1 x CBT-130N Centrifugal ATEX II 3D ExtD 125*C1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)2 x Flakt Woods ME 1.3 speed controller 3amp - EA9011582 x MWS-75 Transformer controller with TK -7.5A3 x Insulated extract Plenum 8+11 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Vent Axia SC5001 - Speed controller4 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x ERR 31/1 Centrifugal inline fan1 x ELM 18 EX Flexible Cuff for ERM 182 x CBS-60 Outlet Flange for CSB/CBT-602 x Vortice Quadro Micro 100 I - Standard Version1 x Speed Controller - REB61 x CBA-60 Inlet Flange for CBT-604 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven3 x TUNE-R-200-3-M1 - Control Damper4 x Transformer Speed Control - RTRE- 7.0Amp1 x GXC6EC - High Performance Extract Fan2 x Vent Axia Silent 100T (TIMER)1 x Step switch S-5EC, 0-10V2 x Elta Standard Ambient Flexible Connector - 560mm3 x CMT/4-315/130-4KW - Single inlet centrifugal fan direct driven3 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Quietflow SQS100-1ECL - Centrifugal Box Fan2 x TUNE-R-200-3-M2 - Control Damper1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase2 x CBM 12-12 1100w 6P Three Phase3 x Duct Termination with Mesh - 355mm2 x SD-MUB Vibration pad set1 x Polyurethane Foam Media - 10PPI - Filter Media Sheets - Size: 2000mm x 1000mm1 x Lo-Carbon Silhouette 100T (Timer)1 x VKS 355-500 Automatic shutter3 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR2 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)5 x 100mm Round Connector with Damper2 x DDMP 07/07 Mounting Flange2 x Helios HQW-355/4 - IP552 x ACO3TO-ADS-VFC-7.1A2 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011593 x CBS-100 Outlet Flange for CBT-1001 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR1 x Silentub - STUB 2003 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)2 x WSD 100 (1060x1060x70)2 x TUNE-R-200-3-M3 - Control Damper1 x DDMP 10-10 1F 1000W M6A2 DA51 x Duct Termination with Mesh - 560mm1 x CBA-160 Inlet Flange for CBT-1602 x Flat Roof Terminal -OFT 5 - Asphalt1 x DDMP 10-08 FLANGE1 x TUNE-R-315-3-M1 - Control Damper2 x Duct Termination with Mesh - 150mm2 x DS-2/2 2-Speed Switch IP54 (Single Phase)3 x KBA- Inlet Mounting 2251 x 125mm Round Connector with Damper1 x Binks Bullows - Spray Booth Filter1 x ELTA - Single Phase Transformer 2amps1 x Backdraught Shutters 039-SFSV-63/711 x Helios SVR EC 160 B – SlimVent Centrifugal Fan Box2 x 204 x 60mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x CBB-80N Centrifugal1 x Flakt Woods ME 1.1 speed controller 1amp - EA9011572 x DDMP 12-12 3F 5700W M6M0 DG71 x CBB-60N Centrifugal1 x Chaysol DA 9/9 3 speed1 x DDMP 09/07 Mounting Flange1 x Vent Axia T-Series Wall Model TX6WL1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan1 x Duct Termination with Mesh - 450mm1 x VA 9/2 T - High Temp Axial Fan,1 x CBM 9/7 4p 420W RE-VR1 x REU 3amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-2TK1 x RDS 7 Helios Transformer Controller With Motor Protection1 x Transformer speed controller - ATC1 - 1.5 Amps2 x Insulated extract Plenum 6+11 x Envirovent G4 Filter - SL-G4/F72 x KMBI 315 Connector rectangular/circular to install on the discharge of CMT1 x RR EC 160 Centrifugal inline fan - Energy Efficient Motor1 x Skyflow SSR Horizontal Roof Cowl SSR80B2 x KMBI 250 Connector rectangular/circular to install on the discharge of CMT1 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x KBA- Inlet Mounting 3551 x TD Mixvent 800/200 EEXEIIT32 x TUNE-R-100-2-M5 - Control Damper2 x KBA- inlet mounting flange for CRMT 2251 x ENV 100 12v transformer SELV2 x TUNE-R-250-3-M1 - Control Damper3 x KBA- Inlet Mounting 2801 x DDMP 12-12 3F 1810W M6A4 DG01 x Ancillary Pack for SLC-800 for 4 Pole and SLC-800/6B-3AC1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x TUNE-R-200-3-M4 - Control Damper2 x CMT/4-280-115 2.2KW - Single inlet centrifugal fan direct driven ( LG-90)1 x KAD-355-F400 Rectangle Flexible Connector1 x TUNE-R-315-3-M4 - Control Damper2 x KBA- inlet mounting flange for CRMT 2502 x TUNE-R-250-1-M2 - Control Damper1 x Elta Variable Speed Drive IP66 - 5.5KW1 x CK-60F Kit2 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x 110 x 54mm Round to Rectangular Adaptor - Long3 x CMT/4-250-100 1.1KW - Single inlet centrifugal fan direct driven ( LG-90)2 x TUNE-R-200-3-M5 - Control Damper1 x DA9/9-NT1 x Comefri - TLZ 225 R - High Performance Scroll Fan1 x CCpro 40 (1CC9402) Long Casing Extension2 x TUNE-R-160-1-M1 - Control Damper1 x Comefri - TLZ 560 R - High Performance Scroll Fan2 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x Twinflow STDL315-1EC2 x TUNE-R-160-2-M3 - Control Damper1 x TUNE-R-100-2-M1 - Control Damper2 x TUNE-R-180-2-M5 - Control Damper1 x KAD-225-F400 Rectangle Flexible Connector1 x Helios PA10 Speed Potentiometer1 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF315/4-1AC - Single Phase1 x TUNE-R-250-1-M1 - Control Damper1 x KBA- Inlet Mounting 2501 x DDMP 12-09 1F 1800W M6A4 DA81 x TD ECOWATT 160/100 Inline Duct Fan - TD-ECOWATT1 x CMT-2 180/75 0.75KW - Single inlet centrifugal fan with inlet and outlet flange connections - 200mm1 x Elta SCP500/4-1AC - IP551 x Duct Termination with Mesh - 400mm
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
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Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...