Speed Controllers - Three Phase

Variable and Transformer type speed controllers for three phase (400V) also Inverters Speed Controls and switch gear.

Displaying 1 to 24 (of 53 products)
FU 22 25 Frequency Inverter
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...
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 4 Amps
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 4 Amps
£ 810.86
A three-phase transformer which controls the fan speed by altering the supply voltage in five fixed steps. The steps are adjusted manually, using the control knobs on the front of the unit. There a...
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 7 Amps
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 7 Amps
£ 1,057.34
A three-phase transformer which controls the fan speed by altering the supply voltage in five fixed steps. The steps are adjusted manually, using the control knobs on the front of the unit. There a...
Frequency converter RUCK - FU 075 20
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...
FRQ5-10A Inverter Speed controller
FRQ5-10A Inverter Speed controller
£ 1,049.00
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 ...
Helios TSD 5.5 Transformer Speed Control (400v)
Helios TSD 5.5 Transformer Speed Control (400v)
£ 571.65
Helios TSD 5.5 Transformer Speed Control (400v)...
Helios VDS-7 Three Phase Transformer 5-Step
Helios VDS-7 Three Phase Transformer 5-Step
£ 632.42
Helios VDS-7 Three Phase Transformer 5-Step...
RDS 1  Helios Transformer Controller With Motor Protection
RDS 1 Helios Transformer Controller With Motor Protection
£ 343.13
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
RDS 2 Helios  Transformer Controller With Motor Protection
RDS 2 Helios Transformer Controller With Motor Protection
£ 414.32
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
Three Phase Transformer controllers - RMT 12.0 Amp
Three Phase Transformer controllers - RMT 12.0 Amp
£ 1,225.92
RMT - 3 phase speed controller by auto-transformer. IP54 ABS casing for RMT-1,5 and RMT-2,5 models. IP54 metallic casing from RMT-5 to RMT-12 models. Electrical supply: 3/400V/50-60Hz. Fiv...
Three Phase Transformer controllers - RMT 2.5 Amp
Three Phase Transformer controllers - RMT 2.5 Amp
£ 548.10
RMT - 3 phase speed controller by auto-transformer. IP54 ABS casing for RMT-1,5 and RMT-2,5 models. IP54 metallic casing from RMT-5 to RMT-12 models. Electrical supply: 3/400V/50-60Hz. Fiv...
Three Phase Transformer controllers - RMT 5.0 Amp
Three Phase Transformer controllers - RMT 5.0 Amp
£ 746.77
RMT - 3 phase speed controller by auto-transformer. IP54 ABS casing for RMT-1,5 and RMT-2,5 models. IP54 metallic casing from RMT-5 to RMT-12 models. Electrical supply: 3/400V/50-60Hz. Fiv...
Three Phase Transformer controllers - RMT 8.0 Amp
Three Phase Transformer controllers - RMT 8.0 Amp
£ 980.50
RMT - 3 phase speed controller by auto-transformer. IP54 ABS casing for RMT-1,5 and RMT-2,5 models. IP54 metallic casing from RMT-5 to RMT-12 models. Electrical supply: 3/400V/50-60Hz. Fiv...
FU 075 52  Frequency Inverter (IP20)
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 40 Frequency Inverter
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...
Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER
Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER
£ 2,145.39
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)
Helios TSD 3.0 Transformer Speed Control (400v)
£ 398.51
Helios TSD 3.0 Transformer Speed Control (400v)...
RDKT40 - 4amp Transformer Speed Control -
RDKT40 - 4amp Transformer Speed Control -
£ 665.00
RDKT40 - 4amp Transformer Speed Control -...
Frequency converter RUCK - FU 075 21
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...
FU 15 16 Frequency Inverter
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...
Three Phase 3 step - 10amp  Transformer controller for use with the HV Wall Mounted fans.
Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.
£ 510.00
Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans....
Elta Variable Speed Drive IP66 - 5.5KW
Elta Variable Speed Drive IP66 - 5.5KW
£ 2,380.69
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...
FU 075 04  Frequency Inverter (IP20)
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...
RTRD - Three Phase Speed Controller - 14 Amp
RTRD - Three Phase Speed Controller - 14 Amp
£ 1,046.63
Manual five-step transformer (with motor protection) - RTRD - Three Phase Speed Controller - 14 Amp A three-phase transformer which controls the fan speed by altering the supply voltage in five f...
Displaying 1 to 24 (of 53 products)
1 x Soler & Palau HXM-200mm1 x MELL-USD 3000 Rectangular to Circular Adaptor 355 Dia1 x Soler & Palau - HCBT/2-315/H - IP651 x MELL-USD 6000 Rectangular to Circular Adaptor 450 Dia1 x Elta Quietflow Twin SQT200-1ECL1 x CBS-130 Outlet Flange for CBT-1301 x CBA-80 Inlet Flange for CBT-801 x Hydor Typhoon Circulation Fans - HVFB - 300mm1 x Helios GigaBox 250mm GBW 250/4 centrifugal1 x Soler & Palau - HCBT/4-315/H - IP651 x Metal Inline Fan - VENT-100NK1 x Elta SLC630/4A-3AC - IP551 x CBA-60 Inlet Flange for CBT-601 x Elta Quietflow Twin SQT400-1ECL1 x KV 250 L Sileo1 x PVO 200 (2-POLE) Plate Axial fan1 x Elta SLC630/4B-3AC - IP551 x Elta Quietflow Twin SQT150-1ECL1 x Bell Mouth Inlet for Elta cased fans - 800mm1 x 204x60mm x 2m Low Profile Plastic Ducting - 2 Meter1 x Elta SCP400/4-3AC - IP551 x Soler & Palau - HCBT/4-400/H - IP651 x HCF - Ceiling Fan 1200mm (48 inch)1 x 204x60mm Rectangular to 125mm Round Adaptor1 x HCFT/6-800-H plastic impeller plate fan1 x Elta SLC1000/6A-3AC - IP551 x AL 1000 D4 02 - High Performance Long Cased Axial Fan1 x Acopel F400-710/1801 x Elta Standard Ambient Flexible Connector - 400mm1 x Elta Standard Ambient Flexible Connector - 250mm1 x Elta SLC400/4-1AC - IP551 x 125mm Round Equal T Piece1 x Access Door for Circular Duct - 300 x 200 - SIZE 501 x Access Door 250mm x 250mm1 x MFQ450-14 - SQUARE MIXED FLOW FAN - 450mm Single Phase1 x TXBR-250 Ecowatt1 x Dektite Combo Pipe Flashing - DC210REC1 x Jet Fan IV 100-4 IE3 Induction Fan1 x Helios DDF-315 Roof Cowl1 x Helios DDF-200 Roof Cowl1 x TD500 Mixvent - 160mm - TD500(5211302400)1 x CRHB-250N Ecowatt - Energy Efficient Roof Fan1 x ELTA - Single Phase Transformer 16amps1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF400/4-1AC - Single Phase1 x AIRVENT speed control - AIR4019611 x Elta SLC560/4C-3AC - IP551 x Elta SLC560/4B-1AC - IP551 x CBMT/Q 250-30 1 HEATER KIT1 x CBMT/Q 100-06 1 HEATER KIT1 x CBMT/Q 400-55 1 HEATER KIT1 x CBMT/Q 315-90 3 HEATER KIT1 x 56Jm/16/4/5/32/1Ph Long cased axial1 x Delivery Surcharge1 x Multiflow SMB650/4-3AC
Air Quality Sensor - AQS
Air Quality Sensor - AQS
£ 98.29 now £ 65.00
Reviews
Vectaire Elegance Low Energy DMEV Fan Range
Vectaire Elegance Low Energy DMEV Fan Range
£ 119.00

I've had 2 of these fans for 4 years now, and they are great...