About HW-1703A+ temperature controller:

• NEMA 4X/IP65 gasket front panel.
• Dual MCU IC chip, safety controlling and fast computing.
• Goodsky relay with UL/CE certification, constantly click more than 100,000 times lifetime.
• Heat and cool function switchable.
• Water proof and stainless steel sensor probe.
• Optional input: DC12V/24V, AC110V/220V.
• Hardware lockout plus remote lockout protection.
• Celsius and Fahrenheit display unit switchable.
• Anti-short cycle delay working protection (useful for motor/compressor): 0~30 minutes.
• High & low temperature alarm system.
• Timing off function.
• Limited temperature pre-setting for protection.
• Power off data save protection.

What does the HW-1703A+ can do for you?

1703A+ is the high range model upgraded from 1703A, the control range for 1703A+ is -30℃ ~300 ℃ /  -22℉~572℉, most of the user choosed it for a high temperature controlling such as electric smoker, electric heater, BBQ.

There has 2 optional load for those 2 model, they are 5amp and 10amp, if you need to load a more large currents device, you can extend the controller with a intermediate relay.

1703A+ series controller only has a single way output, means you can only connect it with a heater or cooler for controlling the temperature at one time.

Fast to learn the difference between each temperature controller.