The 8333 hydronic and electric heating dual-system thermostat has wide-voltage compatibility, six timed periods for energy saving, and adjustable parameters. It provides heat insulation and high-temperature protection, accurate temperature measurement, supports external probe monitoring, and optionally supports RS485 remote centralized intelligent control.
Product Description
The 8333 hydronic and electric heating dual-system thermostat has wide-voltage compatibility, six timed periods for energy saving, and adjustable parameters. It provides heat insulation and high-temperature protection, accurate temperature measurement, supports external probe monitoring, and optionally supports RS485 remote centralized intelligent control.
Product Parameters
| Rated Load | AC220V/50Hz 3A |
| Power Consumption | ≤2W |
| Temperature Sensor Type | NTC 10K-3950 |
| Temperature Control Range | 5°C~45°C (can be modified to 5-99°C) |
| External Limit Temperature Value | 25…50°C (factory setting 50°C) |
| Temperature Measurement Accuracy | ±1°C |
| Resolution | 0.1°C |
Model Function Parameters
| Model | Load | Function |
|---|---|---|
| 8333-3A | 3A | Hydronic Heating + Timing Control + Normally Closed Actuator |
| 8333-24V | 3A | 24VDC Power Supply + Hydronic Heating + Timing Control + Normally Closed Actuator |
| 8333-16A | 16A | Electric Heating + Timing Control + External Sensor |
| 8333-RS | 3A | Hydronic Heating + Timing Control + Normally Closed Actuator + WIFI |
We specialize in smart thermostats, PCBA manufacturing, energy storage products, inverter power supplies, variable-frequency power supplies and customized electronic control solutions.
Yes. We offer comprehensive OEM and ODM services, including PCB design, hardware and software development, private labeling, custom packaging and product customization.
Our products are widely used in HVAC systems, EV charging, renewable energy, industrial automation, smart buildings, consumer electronics and power management applications.
Our products comply with international quality and safety standards, including CE, RoHS, LVD and EMC certifications, depending on the product model.
Absolutely. Our engineering team provides professional product selection, technical consultation and customized recommendations based on your project requirements.