Speed Controllers - Three Phase
Variable and Transformer type speed controllers for three phase (400V) also Inverters Speed Controls and switch gear.
Displaying 1 to 26 (of 60 products)
ATEX rated 3-phase Speed Control - R-DK4 KT (EX)
£ 838.85
Manual five-step transformer (with motor protection) for RVK 315Y4, KTEX, DKEX and DVEX fans.
A three-phase transformer which controls the fan speed by altering the supply voltage in five fixed steps...
ELTA - Three Phase Transformer 10amps
£ 559.89
Elta range of Three Phase 5-Step Transformer controllers
A range of transformer voltage controllers used to provide five speed step control of single phase or three phase motors where the peak cu...
ELTA - Three Phase Transformer 3amps
£ 390.71
Elta range of Three Phase 5-Step Transformer controllers 3 Amp
A range of transformer voltage controllers used to provide five speed step control of single phase or three phase motors where the pea...
Elta Variable Speed Drive IP66 - 0.75KW
£ 848.31
Eltadrive Variable Speed Drive IP66 - MODEL: 149-ODE3-14075-3KA1Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the u...
Elta Variable Speed Drive IP66 - 1.5KW
£ 957.52
Eltadrive Variable Speed Drive IP66 - MODEL: 149-ODE3-14150-3KA1Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the u...
Elta Variable Speed Drive IP66 - 2.2KW
£ 1,054.45
Elta Drive Variable Speed Drive IP66 - MODEL: 149-ODE3-24220-3KA4Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the ...
Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)
£ 787.63
Elta Drive Variable Speed Drive IP66 - MODEL: 149-ODE3-22220-1KB4Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the ...
Elta Variable Speed Drive IP66 - 4.0KW
£ 1,349.84
Elta Variable Speed drive,IP66 - Model number: 149-ODE3-24400-3KA4Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the...
Elta Variable Speed Drive IP66 - 5.5KW
£ 2,547.34
Elta Variable Speed drive IP66 - Model number: 149-ODE3-34055-3KA4Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the...
Elta Variable Speed Drive IP66 - 7.5KW
£ 2,851.95
Elta Variable Speed drive IP66 - Model number: 149-ODE3-34075-3KA4Y
Focused on ease of use, Eltadrive E3 provides unrivalled simplicity of installation,
connection and commissioning, allowing the...
Frequency converter FU 075 14 - IP66
£ 825.00
•Frequency converter
•Supply voltage 230 V 1~ 50/60 Hz
•Output voltage 0 - 230 V 3~
•Variable speed control
•Motor-/converter protection
•Integrated interference filter/class A
•In...
Frequency converter RUCK - FU 075 20
£ 595.00
FU 075 20
frequency converter
Variable speed control
Supply voltage 400 V 3~ 50/60 Hz
Output voltage 0 - 400V 3~
Motor/converter protection
Protection class IP 20, for switch cabinet
Article ID...
Frequency converter RUCK - FU 075 21
£ 650.00
•Frequency converter
•Supply voltage 230 V 1~ 50/60 Hz
•Output voltage 0 - 230 V 3~
•Variable speed control
•Motor-/converter protection
•Integrated interference filter/class A
•In...
FRQ-10A V2 Inverter Speed controller
£ 1,048.89
FRQ-10A V2 Inverter Speed controller
Speed controller with 0-10V input for 3~ fans equipped with all pole sine filter
The FRQ/FRQ5S frequency inverters have integrated all pole sine filters as s...
FRQ5-10A Inverter Speed controller
£ 1,101.45
FRQ5-10A Inverter Speed controller
The FRQS/FRQ5S frequency inverters have integrated all pole sine filters as standard. Therfore there is no need for shielded cables for the installation This ...
FRQ5-4A V2 Inverter Speed Controller
£ 851.97
FRQ5 - 4A V2 Inverter Speed Controller
Frequency converter for energy-efficient control of motors
Reliable control
Plug & Play
Energy efficient
Integrated motor-protection with PTC/PTO...
FU 075 04 Frequency Inverter (IP20)
£ 1,096.10
•Frequency converter
•Power supply 400 V 50/60 Hz
•Output voltage 0 - 400 V 3~
•Variable speed control
•Motor-/converter protection
•Integrated interference filter/class A
•Integr...
FU 075 52 Frequency Inverter (IP20)
£ 467.50
• Frequency converter
• Supply voltage 230 V 1~ 50/60 Hz
• Output voltage 0 - 230 V 3~
• Variable speed control
• Motor-/converter protection
• Integrated interference filter/class A
...
FU 15 16 Frequency Inverter
£ 552.86
•Frequency converter
•Supply voltage 400 V 3~ 50/60 Hz
•Output voltage 0 - 400 V 3~
•Variable speed control
•Motor-/converter protection
•Integrated interference filter/class A
•In...
FU 15 40 Frequency Inverter
£ 555.50
•Frequency converter
•Supply voltage 400 V 3~ 50/60 Hz
•Output voltage 0 - 400 V 3~
•Variable speed control
•Motor-/converter protection
•Integrated interference filter/class A
•In...
FU 22 04 Frequency Inverter
£ 664.13
•Frequency converter
•Power supply 230 V 50/60 Hz
•Output voltage 0 - 230 V 3~
•Variable speed control
•Motor-/converter protection
•Integrated interference filter/class A
•Integr...
FU 22 25 Frequency Inverter
£ 699.00
•Frequency converter
•Supply voltage 400 V 3~ 50/60 Hz
•Output voltage 0 - 400 V 3~
•Variable speed control
•Motor-/converter protection
•Protection Class IP20...
Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER
£ 2,209.75
Helios FIUK-11KW 24.0A FREQUENCY INVERTER IP55 380-480V 3PH 50/60HZ 11.0 KW 24.0 A...
Helios TSD 3.0 Transformer Speed Control (400v)
£ 410.47
Helios TSD 3.0 Transformer Speed Control (400v)...
Helios TSD 5.5 Transformer Speed Control (400v)
£ 588.80
Helios TSD 5.5 Transformer Speed Control (400v)...
Displaying 1 to 26 (of 60 products)
2 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x TTC-2000 Three phase electric heater controller1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x CONTROL ECOWATT - Basic1 x EC-Vent control board2 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV2 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection2 x EM30-24 Control Panel Commissioning Service2 x Vent Axia ACM 125 inline mixed flow duct fan2 x TG-K Duct temperature sensor2 x Transformer (silent) speed controller - RE 3.0 Amp2 x Transformer (silent) speed controller - RE 5.0 Amp1 x SAVE VSR 300 heat recovery unit2 x Vent Axia W300310 Controller Electronic 1.5A2 x DDMP 10-10 FLANGE3 x TD160 Mixvent - 100mm - TD160-N Standard1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x REB-CVF 0-10v Controller1 x MTP 10, 10K, Speed control2 x Silent 100 Window Kit - windowS1 x ELTA - Single Phase Transformer 2amps1 x HXP450/6-1 - 6 Pole - Single Phase1 x DDMP 10-08 1F 1000W M6A2 DA51 x RDH Flange - 03152 x DDMP 12-09 FLANGE1 x TD ECOWATT 160/100 Inline Duct Fan - TD-ECOWATT1 x Potentiometer EGH 01 - for DDMP Fans1 x Elta Quietflow Twin SQT150-1ECL1 x KRJ - 120 Inlet Guard for CBB/CBT fans1 x Elta SCP350/4-1AC - IP551 x Temperature Fan Speed Controller - ATCP4-WMS1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Rectangular Airbrick Adaptor1 x MWS 1.5 – Transformer Controller With Motor Protection1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven2 x TG-K3/NTC10-01 - Duct temperature sensor1 x Transformer (silent) speed controller - RE 1.5 Amp1 x CBS-60 Outlet Flange for CSB/CBT-602 x RDH FLEX-SQUARE - ADH/RDH 04501 x TD Mixvent 800/200 EEXEIIT31 x Transformer Speed Control - RTRE- 1.5Amp2 x DDMP 12-12 3F 1810W M6A4 DG02 x PIR Sensor - PIR22 x PIR Sensor - PIR41 x CBT-100N Centrifugal1 x Speed Controller - REB11 x Elta HXP 800mm 6-Pole (Three Phase)1 x Elta Standard Ambient Flexible Connector - 250mm1 x 220x90mm Rectangular to 150mm Round Adaptor1 x Spiral end cap - 250mm1 x Soaker Sheet to suit RA3502 x Same Day Shipping Surcharge - City Sprint1 x DTV200 - Differential Pressure Switch1 x Spiral Ducting 1 meter - 100mm1 x 110 x 54mm Vertical 45 Degree Bend1 x Ducting 90 Degree Bend - 100mm1 x Elta Quietflow Twin SQT250-1ECL1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Temperature Fan Speed Controller - ATCP4-FLS1 x Two Speed Switch - REGUL-21 x Isolator Switch - ISOSW1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Speed Controller - REB101 x Electronic extractor fan speed controller - FSC 1.51 x Transformer Speed Control - RTRE- 12.0Amp1 x EC6H - Reversible Group Fan Electronic Controller1 x Elta 2 Amp Electronic single phase speed controller.2 x VTR 300 STD Filter Kit1 x DEF-CBM-RE-7 - Protection Guard1 x AIRVENT speed control - AIR4019611 x Silentub - STUB 1001 x Contactor Interface Station - CI91 x 204x60mm Insulated Rectangular Horizontal 90° Bend1 x CO2 Room Sensor - CO2-R1 x CSB-60 Centrifugal fan1 x Flat Roof Terminal -OFT 5 - Asphalt1 x CBM 7/7 147w 4P RE-VR1 x CBA-100 Inlet Flange for CBT-1001 x EBM-Papst D4E225-BC01-17 Double inlet1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Silentub - STUB 2001 x SDD-U Anti Vibration Pads2 x IR24-P - Presence detector1 x Duct Termination with Mesh - 200mm1 x DDMP 10-10 1F 1000W M6A2 DA51 x 125mm Round Connector with Damper1 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven2 x RDH Flange - 02502 x ADH E0-450 Flange - 0450 ADHE/RDHE1 x ADH E0-250 Flange - 0250 ADHE/RDHE1 x Elta Quietflow Twin SQT125-1ECL1 x RDH Flange - 04001 x Nicotra RDH G2E7-04501 x OBD 450x450 - for use with 4WAY-5951 x Elta SCP450/4-1AC - IP552 x DDMP 12-12 FLANGE1 x ELTA - Single Phase Transformer 4amps1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x CMT-2 180/75 0.75KW - Single inlet centrifugal fan with inlet and outlet flange connections - 200mm1 x Spare filter pack for Energi Sava 210 HR unit1 x TD ECOWATT 2000/315 Inline Duct Fan - TD-ECOWATT2 x RD31S-4DW.6Q.AL - 121303 (Three Phase)1 x RDH E0-0400 Mounting Feet (pair)1 x 100mm Round Connector2 x RD31S-4EW.6Q.AL - 122296 (Single Phase)1 x CBM 7/7 4p 300W RE-VR1 x 125mm Round Connector1 x AL 315 D2 01 - High Performance Long Cased Axial Fan (3 phase)1 x Access Door for Circular Duct - 250 x 150 - SIZE 251 x Heat Resistant In-line Axial Fan - VO-901 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x 2mtr Round Ducting - 100mm1 x Spiral Ducting 1 meter - 250mm1 x GX6 Wall Kit1 x JETLINE-100 ECOWATT - In Line Centrifugal Duct Fan1 x 100mm Round Equal T Piece1 x Silent 100 CZ Design 12V Ecowatt + CT-12/161 x DV-ROF-V-225 Roof mounted unit1 x Etamaster EM 250 EC 02 (high Power) inline mix-vent fan1 x Ducting 90 Degree Bend - 150mm1 x Spare filter for Energi Sava 200 & 250 HR unit1 x Atex Motor Protection Switch - U-EK230E EX1 x AEL - Outlet Flexible Connection for TLZ225 R2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Remote controller FLEX - for VEKO INT1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x RDS 7 Helios Transformer Controller With Motor Protection1 x CS2 Current Switch1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Remote Timer Control - 13511 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x Speed Controller - REB1-N1 x REE-2 Electronic Speed Controller1 x ELM 18 EX Flexible Cuff for ERM 181 x Silent 300 CZ Design PLUS Extractor Fan1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Transformer Speed Control - RTRE- 7.0Amp1 x Speed Controller - REB2.5-N1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x CBM 9-9 550w 4P VR (Open Motor)1 x Compact SCD450/4-1AC1 x UB47- Universal Insulated Terminal1 x GXC6EC - High Performance Extract Fan1 x 110 x 54mm Round to Rectangular Adaptor - Long1 x SPI-100 C Iris damper1 x DA9/9-NT1 x VEKA INT 2000/15.0-L1 EKO1 x CBB-60N Centrifugal1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x RUCK MTP 20, 10K, Speed control2 x DDMP 10-08 FLANGE1 x FU 22 25 Frequency Inverter1 x ELTA - Three Phase Transformer 3amps1 x Universal Pipe Fixing Clip1 x Twinflow STDL315-1EC1 x DDMP 12-12 3F 5700W M6M0 DG71 x Chaysol DA 9/9 3 speed1 x Quietflow SQS250-1ECL - Centrifugal Box Fan1 x DDMP 12-12 1F 1800W M6A4 DA81 x DDMP 12-09 1F 1800W M6A4 DA81 x CBT-100N Centrifugal ATEX II 2G Exe II T31 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)2 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x 220x90mm x 1m Insulated Rectangular Duct2 x Helios VARW 450/4 - TK1 x Chaysol da 9-7 - 3 Speed1 x KBR/F 355E4 smoke extr. F4001 x CBM 7/9 4p 300W RE-VR1 x MEV Spider Additional Spigots1 x Elta Turboflow-TF - 450mm - Single phase1 x Elta SCP315/4-1AC - IP551 x CAD-COMPACT 500 ADVANCED N8 - MVHR unit1 x Elta Quietflow Twin SQT200-1ECL1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x CBT-170 Centrifugal1 x LC080L43-A9-40 - Long Cased Axial1 x REB Ecowatt Speed Control - REB-ECO1 x 110 x 54mm Short Rectangular to Round Adaptor male2 x MUB 062 630D4 Multibox1 x Chaysol DA 7/91 x Etamaster EM 355 EC 01 inline mix-vent fan1 x Metal Inline Fan - VENT-355N1 x Acoustic Box Fans (Inline) - CAB-1001 x KRJ - 160 Inlet Guard for CBB/CBT fans2 x AEL - Outlet Flexible Connection for TLZ450 R1 x Jet Fan IV 100-4 IE3 Induction Fan1 x Jetflow-HIT Metal inline - 100mm1 x HV STYLVENT Wall Kit Threaded Rods1 x 110 x 54mm Equal Horizontal T-Piece1 x Anti Vibration Mounts - Small - Pack of 4 - AVM21 x MV EC 150 Multivent1 x Chaysol Da 10/10 - 550watt - 4 Pole - Flangeless1 x 110 x 54mm Low Profile Plastic Ducting - 1 Meter1 x Nicotra RDH E0-0400 (L)2 x Soler & Palau - Contra Rotating TCBTx2-560 - IP651 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX400/2-3 Three Phase1 x Jetflow-HIT Metal inline - 150mm1 x Impeller Side Guard - 630mm1 x Elta SLC1000/6A-3AC - IP551 x Elta SCP800/6/8-3AC - IP551 x Nicotra RDH E4-0450 (K)1 x Soler & Palau TCBB/4-450/H - IP651 x BD9/9 centrifugal M4 0.35Kw1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer 5 Speed Controller - ATC1-10TK1 x MWS 5 – Transformer Controller With Motor Protection Unit1 x Temperature Controller - EDTW1 x Helios TSW 1.5 Amp Transformer speed controller1 x DEF-140T Inlet Guard for the CBT-100N1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x CMT/4-315/130-4KW - Single inlet centrifugal fan direct driven1 x KBA- Inlet Mounting 2251 x CBT-80N Centrifugal1 x Helios ESA-1 Surface mounted Speed Control 1amp1 x Comefri - TLZ 225 R - High Performance Scroll Fan1 x TUNE-R-250-2-M4 - Control Damper1 x CBS-100 Outlet Flange for CBT-1001 x Helios ZNE Electronic Fan Overrun Timer1 x Elta SCP500/4-1AC - IP551 x Spiral Ducting 1 meter - 200mm1 x Duct Termination with Mesh - 250mm1 x Duct Termination with Mesh - 315mm1 x Elta SLC500/4B-1AC - IP551 x Vortice Quadro Micro 100 IT HCS - Humidistat/Timer Version1 x 204x60mm x 1m Insulated Rectangular Duct1 x Chaysol DA 7/7 NT (V600002)1 x Impeller Side Guard - 450mm1 x Spiral Ducting 1 meter - 355mm1 x Elta Standard Ambient Flexible Connector - 450mm1 x Ducting 45 Degree Bend - 710mm1 x Spiral end cap - 100mm1 x Chaysol DA 12/12 NT (V600009)1 x Digital Room Thermostat - DRT1 x Spiral end cap - 400mm1 x Spiral Ducting 1 meter - 800mm1 x Ancillary Pack for SLC-4501 x Ancillary Pack for SLC-6301 x Ductwrap Insulation DW501 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x 125mm Round Equal T Piece1 x EC-Vent Room Unit1 x DPD SATURDAY Delivery Surcharge1 x Soler & Palau - HCBB/4-450/H -IP65 - BFLOW1 x Acoustic Box Fans (Inline) - CAB-200
Best sellers
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...