40A DC 9-55V 2000W PWM DC Motor Pump Speed Regulator High Power Speed Controller 9V 12V 24V 36V 48V
$2.60 - $3.80 / piece
Mini 5A 90W PWM 12V DC Motor Speed Controller Module DC-DC 4.5V-35V Adjustable Speed Regulator Control Governor Switch 24V
$0.38 - $0.44 / piece
1200W 20A DC Converter Boost Step up Power Supply Module IN 10-60V OUT 12-83V 0.5-18A
$5.20 - $6.20 / piece
XH-W1209 Digital Temperature Control Switch Board with Waterproof NTC Probe Temperature Controller Module 10A One-Channel Relay
$0.70 - $0.80 / piece
XH-W3002 Temperature Controller AC110V-220V DC12V/24V LED Digital Control Thermostat Microcomputer Switch Thermoregulator Sensor
$1.10 - $1.50 / piece
Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat
$2.90 - $3.90 / piece