Welcome to Hebei Nanfeng!

China Supplier Of High Voltage PTC Heaters

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ptc electric coolant heater
ptc heater

Reliable HV PTC Coolant Heater for EV BTMS & HVAC Thermal Management

As a professional China manufacturer and supplier of high voltage PTC heaters, we focus on high-performance high-voltage coolant PTC heaters (HVCH) tailored for electric commercial vehicles, heavy-duty trucks, e-buses, fuel cell vehicles and engineering machinery. Our PTC heating solutions serve as the core thermal component for battery preheating, cabin heating, windshield defrosting and whole-vehicle BTMS, supporting global OEMs, system integrators and thermal management partners with stable, safe and customizable heating products.

Why Our High Voltage PTC Heaters Stand Out

Built on self-regulating PTC ceramic technology, our high voltage PTC coolant heaters feature inherent temperature-limiting characteristics. When temperature rises, the resistance of PTC elements increases automatically to cut power output, fundamentally avoiding overheating and dry-burn risks, far safer than traditional resistance heating parts.

We are not only a component supplier but also your thermal management technical partner.

- IATF16949 automotive quality system certified, CE  available for export
- Independent R&D lab and testing workshop, support DVP test, sample validation and performance verification
- Full OEM & ODM customization: custom power, voltage, connector, communication protocol, mounting structure and logo
- Stable mass production capacity, short lead time, flexible MOQ for prototype, trial order and batch production
- One-stop technical support: schematic matching, thermal simulation, on-site technical communication and after-sales service

We export high voltage battery heaters to Europe, North America, Southeast Asia and other global markets. Whether you are looking for a standard replacement HV PTC heater or developing a new BTMS platform for electric heavy trucks and buses, we can provide cost-effective, high-reliability Chinese heating solutions.

Contact us today to get datasheet, 3D drawing, quotation and sample support for your high voltage PTC heater project.


Post time: Nov-10-2026