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 AW Sileo EC Plate Axial Fan - Three Phase - 710mm1 x Elta Viper SCC Duct Mounted Centrifugal Fan - SCC560-1AC1 x 204x60mm Flat Channel Clip (Pack of 5)1 x 100mm Round Wall Plate1 x CAB-250 ECOWATT Energy Efficient Acoustic Box Fan1 x HRT/6-630/30-BPN1 x 204x60mm x 1000mm Long Hi-Flow Duct Silencer1 x CAB-125 ECOWATT Energy Efficient Acoustic Box Fan2 x 204x60mm 90 Degree Horizontal Bend1 x Casals Circular Outlet Connection Flange - 5102018031 x 204x60mm x 1m Low Profile Plastic Ducting - 1 Meter1 x Duct Termination with Mesh - 400mm1 x Multiflow SMB550/4-1AC1 x HRT/4-630/25-BPN E221 x HCFT/4-630mm plastic impeller plate fan1 x Elta SCP630-1EC - IP552 x Flexible PVC Ducting - 204x601 x Elta Variable Speed Drive IP66 - 5.5KW1 x Etaline 630mm - D4 01 3 Phase1 x 204x60mm Rectangular to 125mm Round Adaptor1 x Impeller Side Guard - 350mm1 x Elta SCP450-1EC - IP551 x Impeller Side Guard - 400mm1 x CS2 Current Switch1 x Jetflow Silent SJMF-S 150-1EC1 x Elta SPA250/2-1AC - IP441 x HQS Bathroom Axial Flow Fan - 125mm1 x Soler & Palau - HXBR/4-250/H - IP441 x Jetflow-HIT Metal inline - 200mm1 x Gripple HVAC Hanger Range - Loop Fast - LF2 - 3mtr1 x Helios HQW-450/4 - IP551 x EM 315-E2M 01- Etamaster-3151 x Ancillary Pack for SLC-3551 x KTEX 50-30-4 Fan (ATEX)1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x Ancillary Pack for SB-Biflow 250 model1 x Elta SCP450/4-1AC - IP551 x Kitchen Grease Filter - Mesh Type Non standard : 381 x 355 x 47mm1 x Rosenberg ATEX DKHM 355-4SW.110.5DF-E751 x Acoustic MiniBox Fan - MINI-BOX 1001 x 204x60mm 90 Degree Vertical Bend
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

I have a loft mount extractor fan which was very noisy. I ...