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)
ATEX rated 3-phase Speed Control - R-DK4 KT (EX)
ATEX rated 3-phase Speed Control - R-DK4 KT (EX)
£ 798.90
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
ELTA - Three Phase Transformer 10amps
£ 523.26
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
ELTA - Three Phase Transformer 3amps
£ 365.15
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
Elta Variable Speed Drive IP66 - 0.75KW
£ 792.81
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
Elta Variable Speed Drive IP66 - 1.5KW
£ 894.88
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
Elta Variable Speed Drive IP66 - 2.2KW
£ 985.47
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)
Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)
£ 736.10
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
Elta Variable Speed Drive IP66 - 4.0KW
£ 1,261.53
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
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...
Elta Variable Speed Drive IP66 - 7.5KW
Elta Variable Speed Drive IP66 - 7.5KW
£ 2,665.37
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
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
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
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
FRQ-10A V2 Inverter Speed controller
£ 998.94
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
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 ...
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...
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 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...
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...
FU 22 04 Frequency Inverter
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
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
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)...
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)...
Displaying 1 to 24 (of 53 products)
1 x Soler & Palau TCBB/6-500/H - IP651 x Elta Turboflow-TF - 500mm(A) - Three phase1 x Elta SLC500/2A-3AC - IP551 x Elta Turboflow-TF - 500mm - Single phase2 x Soler & Palau TCBB/4-500/H - IP652 x Elta Turboflow-TF - 500mm(B) - Three phase1 x Elta SLC500-1EC -IE5 Motor- IP551 x ZAC- 500 -4-11 x Belt Drive Cased Axial Fan - 500mm - L version1 x Soler & Palau - Contra Rotating TCBTx2-500 - IP651 x Belt Drive Cased Axial Fan - 500mm - H version1 x CTI CVA-N 450 Outdoor cover for CVAB/T Fans1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Elta SLC450/4-3AC - IP551 x JETLINE-100 - In Line Centrifugal Duct Fan1 x DA9/7 Feet2 x Vent Axia SABRE 500mm Cased Axial Fan (Single Phase)1 x Jetflow-HIT Metal inline - 250mm1 x AL 315 Mounting Feet (Pair)1 x CBM 10/8 6P 245W RE VR1 x CBM 12/9 CM/AL 1100W 6PT - Closed Motor1 x BD7/7 centrifugal M4 0.13Kw - Galvanised Impeller - MBI Assembled1 x Jetflow-HIT Metal inline - 315mm1 x Etamaster EM 150 L EC 01 inline mix-vent fan1 x *NEW* TD EVO-200 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x Classic SAX30/12A Window/Wall Mounted1 x ELTA - Three Phase Transformer 3amps1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x Elta LC100N4-A6/381 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT500/4-3AC1 x AL 1000 D4 02 - High Performance Long Cased Axial Fan1 x Elta SLC1000/8-3AC - IP551 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT450/4-3AC1 x CRHB/6- 630mm Roof mounted Fan - Horizontal discharge1 x Elta SLC1000/6A-3AC - IP551 x CRHB/6- 315mm Roof mounted Fan - Horizontal discharge1 x Axial Roof mounted Extract/Supply Fan- -HCTT/4-1000-A 5.5kw1 x DryBoat 12 - DH1211 INOX (110V) 12 Litre Desiccant Dehumidifier1 x DryFan 8 - DH800 8 Litre Desiccant Dehumidifier1 x FAST-TRACK RANGE 75mm - Semi-Rigid Duct 50M1 x Belt Drive Cased Axial Fan - 630mm - L version1 x EM30-24 Control Panel Commissioning Service1 x Soler & Palau - HCFT/4-1000/H-X - IP551 x Belt Drive Cased Axial Fan - 630mm - H version1 x Ductwrap Insulation DW501 x Multiflow SMB550/4-1AC1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x Belt Drive Cased Axial Fan - 800mm - L version1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x AXCBF 400D4-32° (0,55 kW)1 x Metal Inline Fan - VENT-200NK1 x AXCBF 250D2-32 Bifurcated Axial Fan1 x Hydor HPA630/4-1A1 x RSK355 - Back Draught Shutter1 x HRB/6-630-30-APN1 x Elta SPA630/46-3AC - IP541 x Economy Airvent 150mm Fan1 x HCFB/4-630mm plastic impeller plate fan1 x Synthetic Air Filter Media - 10mm x 2mtr x 20mtr Roll1 x Soler & Palau VFD-T inverter 6.8 amp IP541 x 110 x 54mm Low Profile Plastic Ducting - 1 Meter1 x 110 x 54mm Short Rectangular to Round Adaptor male1 x Soler & Palau TCBB/4-400/H - IP441 x LCA403226 - Long Cased Axial Fan1 x AIRVENT speed control - AIR4019611 x 110 x 54mm Elbow Bend Male1 x FSAF400B1DA Silencer 450/81 x Soler & Palau - HCBT/6-560/H - IP651 x Electronic extractor fan speed controller - FSC 1.51 x Soler & Palau - HXTR/4-560/H - IP541 x Soler & Palau TCBT/2-315/H-B E70 - IP551 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x FSD-TD 200mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x Hydor Typhoon Circulation Fans - HVFB - 300mm1 x Soler & Palau - HCBB/6-560/H - IP651 x Soler & Palau - HXBR/4-560/H - IP541 x Soler & Palau TCBT/4-250/H - IP441 x Compact SCD630/4-1AC1 x EVL Filter G4 grade for PIV units1 x Contra Rotating TCBBx2-630 Cased Axial - Single Phase - IP65 - Soler & Palau1 x Belt Drive Cased Axial Fan - 560mm - H version1 x Eco-Loft Positive Input Ventilation System - PIV Loft Mounted -EVL-HAS1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x Soler & Palau TCBB/6-560/L - IP651 x Soler & Palau TCBB/4-560/H - IP651 x HIMF - Mixed Flow Fan 150mm Inline Fan1 x *VORT HRW 40 MONO Evo HCS WIFI - Single Room Heat Recovery Unit,1 x Elta Raptor SFB ATEX Plate Mounted Axial Fan- 650mm1 x HRB/4-450-35-BPN1 x Elta SPA450/4-1AC - IP541 x Elta SPA450/46-3AC - IP541 x FlameProof Plate Axial Fan - Three Phase - 10.5 inches - Eexd IIC T4 - 4 pole1 x Three Phase ATEX Compact axial fan - 355mm - compactA3ATE1 x Ducting 45 Degree Bend - 560mm1 x HQD 315/2 EX - ATEX Rated Plate Axial Fan (2-pole)1 x Activated Carbon Discarb Cell - 293H x 293W x 598Dmm1 x GB-WSD 500 Weather Protection hood for the Giga-Box Fans - 500mm1 x AKOR GD - Spare Motor1 x HCFB/4-315mm plastic impeller plate fan1 x TXBR/4-500-C1 x HQD 630/4 EX - ATEX Rated Plate Axial Fan (4-pole)1 x Soler & Palau - HCBB/6-450/H - IP651 x Elta SCP500/4-3AC - IP551 x Ducting T Piece Equal - 560mm1 x Spiral Duct Grille Termination - 560mm1 x Soler & Palau - HCBT/4-450/H - IP651 x Elta SLC500/4A-3AC - IP551 x HRT/4-315-BPN1 x Helios AV200 External Wall Fan1 x FlameProof Plate Axial Fan - Single Phase - 10.5 inches - Eexd IIC T4 -2pole1 x Soler & Palau - HCBT/2-315/H - IP651 x GB-WK Wall Bracket For Giga Box Fans - 400-630mm1 x Anti Vibration Duct Suspension Rings - 315mm1 x Soler & Palau TCBT/4-500/H - IP651 x Speed Controller - REB101 x Helios GigaBox 250mm GBW 250/4 centrifugal1 x Multiflow SMB650/4-1AC1 x Metal Inline Fan - VENT-315NK1 x Elta SLC1000/4C-3AC - IP551 x Elta Raptor SFB ATEX Plate Mounted Axial Fan- 350mm1 x CTI CVA-N 250/315 Outdoor cover for CVAB/T Fans1 x ILTM-500/560/630 - Motor Cover for ILHT Fans - 51337593001 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 4501 x Elta SCP500/4-1AC - IP551 x Helios GigaBox 710mm GBD 710/4 centrifugal1 x Female Ducting Connector - 315mm1 x Vent Axia T-Series Wall Model TX7WL
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99

Unbelievable! With TDmixvent500: noise reduction minimum 50%...