Shop How to Make a Variable Speed Controller

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$29.99
$49.99
Variable Speed Control - Rheostat 100V-120V - Thyristor Electronic Voltage Regulator
Total Hearth
40% off
$29.99
$49.99
Variable Speed Control - Rheostat 100V-120V - Thyristor Electronic Voltage Regulator
Total Hearth
$208.99
Atlantic Variable Speed Controller For Asynch. Pumps (MPN TWVSC)
Webb's Water Gardens
$208.99
Atlantic Variable Speed Controller For Asynch. Pumps (MPN TWVSC)
Webb's Water Gardens
$23.99
VIVOSUN Variable Fan Speed Controller, Speed Adjuster For Inline Duct Fan In Ventilation System
Amazon.com
1K+
$23.99
VIVOSUN Variable Fan Speed Controller, Speed Adjuster For Inline Duct Fan In Ventilation System
Amazon.com
$197.99
VEVOR VFD 10HP, 7.5KW, 34A, 1 Phase 220V-240V Input To 3 Phase 220V-240V Output Variable Frequency Drive, 0-400Hz VFD For AC Motor Speed Control
Amazon.com
14
Free shipping
$197.99
VEVOR VFD 10HP, 7.5KW, 34A, 1 Phase 220V-240V Input To 3 Phase 220V-240V Output Variable Frequency Drive, 0-400Hz VFD For AC Motor Speed Control
Amazon.com
$89.59
King Fan-Speed-Controller Fan Motor Variable Speed Control, Plug-In
New Feedonomics Feed - ARC 8/12/2025
$89.59
King Fan-Speed-Controller Fan Motor Variable Speed Control, Plug-In
New Feedonomics Feed - ARC 8/12/2025
$24.99
AC Motor Speed Controller Voltage Regulator 100V-110V-120V-220V Rheostat 15A 4000W With 5 ft Extension Cord, Variable Speed Controlle For Fan Speed
Amazon.com
10
$24.99
AC Motor Speed Controller Voltage Regulator 100V-110V-120V-220V Rheostat 15A 4000W With 5 ft Extension Cord, Variable Speed Controlle For Fan Speed
Amazon.com
$163.09
Lutron Ntfs-12E-Si Nova T Fully Variable Fan-Speed Control, 120V/12A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$163.09
Lutron Ntfs-12E-Si Nova T Fully Variable Fan-Speed Control, 120V/12A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$195.79
Aaon Asm02907 Control Board - Motor Speed Controller - 240V - Controls
Parts Town
$195.79
Aaon Asm02907 Control Board - Motor Speed Controller - 240V - Controls
Parts Town
$124.59
Lutron Ntfs-6E-Si Nova T Fully Variable Fan-Speed Control, 120V/6A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$124.59
Lutron Ntfs-6E-Si Nova T Fully Variable Fan-Speed Control, 120V/6A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$25.11
$50.14
Fan Speed Controller Variable Adjuster Electronic 120V 1500W 15A US Plug 2 Meter Cord Fan Speed
Aliexpress
Free shipping
49% off
$25.11
$50.14
Fan Speed Controller Variable Adjuster Electronic 120V 1500W 15A US Plug 2 Meter Cord Fan Speed
Aliexpress
$6.85
$12.37
5A DC Motor Controller DC 5-30V 12V 24V PWM Adjustable Speed Digital Display Encoder Duty Ratio
Aliexpress
44% off
$6.85
$12.37
5A DC Motor Controller DC 5-30V 12V 24V PWM Adjustable Speed Digital Display Encoder Duty Ratio
Aliexpress
$183.00
Allen-Bradley 160-BA04NPS1 AC Smart Speed Controller 2HP 4A, C
PLCHardware.com
$183.00
Allen-Bradley 160-BA04NPS1 AC Smart Speed Controller 2HP 4A, C
PLCHardware.com
$95.06
55AC10C DART CONTROLS - Drives & Speed Regulator Supplies
Radwell.com
$95.06
55AC10C DART CONTROLS - Drives & Speed Regulator Supplies
Radwell.com
$7.86
AC 220V 6000W Speed Controller High Power SCR Voltage Regulator Dimmer Switch Speed Temperature
Aliexpress
$7.86
AC 220V 6000W Speed Controller High Power SCR Voltage Regulator Dimmer Switch Speed Temperature
Aliexpress
$321.48
0791, 7/16 Hp, 0-130V, WPM-2137E1, Filtered PWM DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$321.48
0791, 7/16 Hp, 0-130V, WPM-2137E1, Filtered PWM DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$276.59
0867, 1/5 Hp, 0-90V, UPM-3318E1, Unfiltered SCR DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$276.59
0867, 1/5 Hp, 0-90V, UPM-3318E1, Unfiltered SCR DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$102.00
KBMM-225 KB ELECTRONICS - Drives & Speed Regulator Supplies
Radwell.com
7
$102.00
KBMM-225 KB ELECTRONICS - Drives & Speed Regulator Supplies
Radwell.com
$63.55
12-Volt PWM DC Motor Speed Controller Adjustable Ultra Small Electronic Governor Regulation Switch 20 Amp LED Dimmer
Home Depot
Free shipping
$63.55
12-Volt PWM DC Motor Speed Controller Adjustable Ultra Small Electronic Governor Regulation Switch 20 Amp LED Dimmer
Home Depot
$9.01
1-5Pcs 5A 90W PWM 12V DC Motor Speed Controller Module DC-DC 4.5V-35V Low Voltage Motor Speed Controller Adjustable Drive Module
Shunmaii
$9.01
1-5Pcs 5A 90W PWM 12V DC Motor Speed Controller Module DC-DC 4.5V-35V Low Voltage Motor Speed Controller Adjustable Drive Module
Shunmaii
$162.99
VEVOR Vfd 7.5KW 34A 10HP Variable Frequency Drive For 3-Phase Motor Speed Control
VEVOR
33
$162.99
VEVOR Vfd 7.5KW 34A 10HP Variable Frequency Drive For 3-Phase Motor Speed Control
VEVOR
$39.19
120-Volt 8 Amp Solid State Variable Adjustable Precision Fan Speed Controller
Home Depot
Free shipping
$39.19
120-Volt 8 Amp Solid State Variable Adjustable Precision Fan Speed Controller
Home Depot
$192.80
Dart Controls 15DVE Speed Controllers
Wolf Automation - Production
$192.80
Dart Controls 15DVE Speed Controllers
Wolf Automation - Production
$11.87
Speed Controller,Dc9-50V 2000W 40A Speed Speed Adjustable Motor Speed Motor Speed Speed 40A Pwm Pwm Motor 2000W 40A Pwm Speed Adjustable Switch Speed
Walmart
Free shipping
$11.87
Speed Controller,Dc9-50V 2000W 40A Speed Speed Adjustable Motor Speed Motor Speed Speed 40A Pwm Pwm Motor 2000W 40A Pwm Speed Adjustable Switch Speed
Walmart
$134.99
Proform Parts 69595: Proform Digital Variable Speed Fan Controllers
Summit Racing
Free shipping
$134.99
Proform Parts 69595: Proform Digital Variable Speed Fan Controllers
Summit Racing
$7.99
12A 360W DC Motor Speed Controller PWM With Adjustable Speed And LED Dimming No Wifi
Evalm
$7.99
12A 360W DC Motor Speed Controller PWM With Adjustable Speed And LED Dimming No Wifi
Evalm
$108.00
Variable Voltage Controller Controls Fan Speed Motor Dimmer Motor Controller
eBay.com
$108.00
Variable Voltage Controller Controls Fan Speed Motor Dimmer Motor Controller
eBay.com
$134.26
DL Wholesale F5 Variable Voltage Speed Controller, 120 Volt/10 Amps
Hydrobuilder
$134.26
DL Wholesale F5 Variable Voltage Speed Controller, 120 Volt/10 Amps
Hydrobuilder
$134.99
Proform Digital Variable-Speed Fan Controller With Instant Amp/Temp Readout
JEGS High Performance
$134.99
Proform Digital Variable-Speed Fan Controller With Instant Amp/Temp Readout
JEGS High Performance
$51.18
Woodstock Router Speed Control 110V
Grizzly Industrial, Inc.
$51.18
Woodstock Router Speed Control 110V
Grizzly Industrial, Inc.
$177.21
400W AC 220V Motor Speed Controller Precision Digital Display Speed Controller
eBay.com
Free shipping
$177.21
400W AC 220V Motor Speed Controller Precision Digital Display Speed Controller
eBay.com
$181.59
2 Speed Motor Controller
Powr-Flite Tacony
$181.59
2 Speed Motor Controller
Powr-Flite Tacony
$43.89
$61.45
Variable Frequency Drive, Inverter Motor Drive, VFD Speed Controller, 1,5KW 220V Variable Speed Drive, Professional Frequency Drive VFD Inverter For Spindle Motor Speed Control
seaurchinsnorthcaptiva
Free shipping
28% off
$43.89
$61.45
Variable Frequency Drive, Inverter Motor Drive, VFD Speed Controller, 1,5KW 220V Variable Speed Drive, Professional Frequency Drive VFD Inverter For Spindle Motor Speed Control
seaurchinsnorthcaptiva
$49.56
AC 110V Motor Speed Controller Regulator Reversible Module Control Switch 120W
US eBay
Free shipping
$49.56
AC 110V Motor Speed Controller Regulator Reversible Module Control Switch 120W
US eBay
$29.07
Fantech WC15 WC Series Variable Speed Control With On/Off Switch (5A) | Supplyhouse.Com
SupplyHouse.com
30
$29.07
Fantech WC15 WC Series Variable Speed Control With On/Off Switch (5A) | Supplyhouse.Com
SupplyHouse.com
$206.36
Captive-Aire Ecm-Vcu-Rtc Speed Control Board - Motor - Controls
Parts Town
$206.36
Captive-Aire Ecm-Vcu-Rtc Speed Control Board - Motor - Controls
Parts Town
$52.17
AC 110V Motor Speed Controller Regulator Reversible Module Control Switch 120W. TSINY. Speed Controls. US5120-02.
eBay.com
Free shipping
$52.17
AC 110V Motor Speed Controller Regulator Reversible Module Control Switch 120W. TSINY. Speed Controls. US5120-02.
eBay.com
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Shop How to Make a Variable Speed Controller

Sponsored
About our ads
$29.99
$49.99
Variable Speed Control - Rheostat 100V-120V - Thyristor Electronic Voltage Regulator
Total Hearth
40% off
$29.99
$49.99
Variable Speed Control - Rheostat 100V-120V - Thyristor Electronic Voltage Regulator
Total Hearth
$208.99
Atlantic Variable Speed Controller For Asynch. Pumps (MPN TWVSC)
Webb's Water Gardens
$208.99
Atlantic Variable Speed Controller For Asynch. Pumps (MPN TWVSC)
Webb's Water Gardens
$23.99
VIVOSUN Variable Fan Speed Controller, Speed Adjuster For Inline Duct Fan In Ventilation System
Amazon.com
1K+
$23.99
VIVOSUN Variable Fan Speed Controller, Speed Adjuster For Inline Duct Fan In Ventilation System
Amazon.com
$197.99
VEVOR VFD 10HP, 7.5KW, 34A, 1 Phase 220V-240V Input To 3 Phase 220V-240V Output Variable Frequency Drive, 0-400Hz VFD For AC Motor Speed Control
Amazon.com
14
Free shipping
$197.99
VEVOR VFD 10HP, 7.5KW, 34A, 1 Phase 220V-240V Input To 3 Phase 220V-240V Output Variable Frequency Drive, 0-400Hz VFD For AC Motor Speed Control
Amazon.com
$89.59
King Fan-Speed-Controller Fan Motor Variable Speed Control, Plug-In
New Feedonomics Feed - ARC 8/12/2025
$89.59
King Fan-Speed-Controller Fan Motor Variable Speed Control, Plug-In
New Feedonomics Feed - ARC 8/12/2025
$24.99
AC Motor Speed Controller Voltage Regulator 100V-110V-120V-220V Rheostat 15A 4000W With 5 ft Extension Cord, Variable Speed Controlle For Fan Speed
Amazon.com
10
$24.99
AC Motor Speed Controller Voltage Regulator 100V-110V-120V-220V Rheostat 15A 4000W With 5 ft Extension Cord, Variable Speed Controlle For Fan Speed
Amazon.com
$163.09
Lutron Ntfs-12E-Si Nova T Fully Variable Fan-Speed Control, 120V/12A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$163.09
Lutron Ntfs-12E-Si Nova T Fully Variable Fan-Speed Control, 120V/12A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$195.79
Aaon Asm02907 Control Board - Motor Speed Controller - 240V - Controls
Parts Town
$195.79
Aaon Asm02907 Control Board - Motor Speed Controller - 240V - Controls
Parts Town
$124.59
Lutron Ntfs-6E-Si Nova T Fully Variable Fan-Speed Control, 120V/6A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$124.59
Lutron Ntfs-6E-Si Nova T Fully Variable Fan-Speed Control, 120V/6A In Sienna
New Feedonomics Feed - ARC 8/12/2025
$25.11
$50.14
Fan Speed Controller Variable Adjuster Electronic 120V 1500W 15A US Plug 2 Meter Cord Fan Speed
Aliexpress
Free shipping
49% off
$25.11
$50.14
Fan Speed Controller Variable Adjuster Electronic 120V 1500W 15A US Plug 2 Meter Cord Fan Speed
Aliexpress
$6.85
$12.37
5A DC Motor Controller DC 5-30V 12V 24V PWM Adjustable Speed Digital Display Encoder Duty Ratio
Aliexpress
44% off
$6.85
$12.37
5A DC Motor Controller DC 5-30V 12V 24V PWM Adjustable Speed Digital Display Encoder Duty Ratio
Aliexpress
$183.00
Allen-Bradley 160-BA04NPS1 AC Smart Speed Controller 2HP 4A, C
PLCHardware.com
$183.00
Allen-Bradley 160-BA04NPS1 AC Smart Speed Controller 2HP 4A, C
PLCHardware.com
$95.06
55AC10C DART CONTROLS - Drives & Speed Regulator Supplies
Radwell.com
$95.06
55AC10C DART CONTROLS - Drives & Speed Regulator Supplies
Radwell.com
$7.86
AC 220V 6000W Speed Controller High Power SCR Voltage Regulator Dimmer Switch Speed Temperature
Aliexpress
$7.86
AC 220V 6000W Speed Controller High Power SCR Voltage Regulator Dimmer Switch Speed Temperature
Aliexpress
$321.48
0791, 7/16 Hp, 0-130V, WPM-2137E1, Filtered PWM DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$321.48
0791, 7/16 Hp, 0-130V, WPM-2137E1, Filtered PWM DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$276.59
0867, 1/5 Hp, 0-90V, UPM-3318E1, Unfiltered SCR DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$276.59
0867, 1/5 Hp, 0-90V, UPM-3318E1, Unfiltered SCR DC Motor Speed Control, Nema 1, Basic Speed Control
Bodinedirect.com
$102.00
KBMM-225 KB ELECTRONICS - Drives & Speed Regulator Supplies
Radwell.com
7
$102.00
KBMM-225 KB ELECTRONICS - Drives & Speed Regulator Supplies
Radwell.com
$63.55
12-Volt PWM DC Motor Speed Controller Adjustable Ultra Small Electronic Governor Regulation Switch 20 Amp LED Dimmer
Home Depot
Free shipping
$63.55
12-Volt PWM DC Motor Speed Controller Adjustable Ultra Small Electronic Governor Regulation Switch 20 Amp LED Dimmer
Home Depot