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WHD-ST65-CP Integrated Circuit Board Thermostat

The WHD-ST65-CP integrated circuit board thermostat is designed specifically for water-heating blankets, offering high integration and reliable stability. Its built-in high-sensitivity temperature sensor, combined with intelligent control algorithms, enables rapid temperature ramp-up and precise temperature control, ensuring comfortable and safe operation. The integrated circuit board design, compact construction, and easy installation effectively improve the energy efficiency and overall user experience of water-heating blankets, making it suitable for a variety of applications.

The integrated controller (with the same mounting dimensions as conventional liquid expansion thermostats) integrates heating temperature control, a heating indicator light, water pump control, water level detection, and a buzzer for abnormal alarms. It simply connects to a 220V neutral and live wire and connects to the appropriate connector, making wiring extremely convenient.

The hardware includes an NTC interface temperature probe, a water level detection port, and an indicator light port. A shared neutral wire (for the water pump, heating tube, and power supply neutral), and three 6.3mm standard plugs (for the water pump live wire, heating tube live wire, and power supply live wire).
Control: A rotary handle similar to a liquid expansion thermostat is used for power on and temperature adjustment, offering stepless temperature control.
Functionality: Features water shortage and temperature abnormality alarms. A buzzer sounds and heating stops when water is low, and a buzzer sounds and heating stops when the temperature exceeds 80°C.

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*Power Supply: AC 220V
*Control Mode: PID Control Heating
*Water Level Detection: Positive (both detector wires connected when full). Unplugging the water level detector disables the alarm.
*Heating Power: Long-term control of 200-1800W heating elements, instantaneous support of 2400W for PTC heating elements.
*Water shortage and power-off alarm.
*High-temperature alarm (alarm and power-off over 80°C).

About Us
Wenzhou Leheng Technology Co., Ltd.

Company Advantages

Experienced Manufacturer:

Established in 2012, we specialize in the development and manufacturing of thermostats, temperature limiters, rocker switches, and PCB thermostats.

Automated Production:

Standardized production lines and self-developed automated equipment support efficient assembly, testing, and consistent manufacturing quality.

Stable Production Capacity:

With monthly production exceeding 1 million units and annual output exceeding 12 million units, we support stable supply for B2B orders.

Global Supply:

Our products are exported to more than 80 countries and regions, supported by professional sales and order service.

Certificate Of Honor

We maintain strict quality control and hold certifications including UL, TUV, CE, CQC, KC, RoHS, REACH, SGS, ISO 9001, and ISO 14001. We hold multiple patents, and have participated in the development of national industry standards.
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