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High Voltage Water Heater
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15-35kW High Voltage PTC Coolant Heater 400-1100V for EV Battery Thermal Management and Cabin Heating IP67

15-35kW High Voltage PTC Coolant Heater 400-1100V for EV Battery Thermal Management and Cabin Heating IP67

Brand Name: EVILNK
Model Number: QA
MOQ: 1 SET
Price: $1500 per set
Payment Terms: T/T
Supply Ability: 100 sets per 2 weeks
Detail Information
Place of Origin:
CHINA
Certification:
E-Mark、CE
Operating Voltage Range:
400V-1100V
Protection Rating:
IP67
Application:
Battery / Cabin Heating / RBS
Power Output:
15–35kW
Rated Voltage:
Customizable
Operating Temperature:
-40°C To 85°C
Packaging Details:
carton or wooden case packing
Supply Ability:
100 sets per 2 weeks
Highlight:

hvch volvo

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PTC Coolant Heater

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hvch heater

Product Description

Designed for electric vehicle thermal management, this high-voltage PTC coolant heater delivers 15–35 kW of heating power across a 400–1100 V DC operating range. It supports battery and cabin heating in electric buses, trucks, and construction vehicles. CAN communication and an enable-signal interface facilitate integration with vehicle control systems, while flexible configurations accommodate different voltage, heating, and installation requirements.

Additional Technical Specifications
EMC
Complies with ISO 11452 Class 3 requirements
Insulation Resistance ≥100 MΩ at DC 1000V, high-voltage section
High-Voltage Protection Overvoltage, undervoltage, overcurrent, short-circuit and overtemperature protection
Communication Method
CAN communication, enable signal communication
Product Size 346 × 268 × 123 mm
Product Weight 12 kg

Final specifications and protection thresholds should be confirmed according to the selected configuration and approved technical agreement.

Product Description

This high-voltage PTC coolant heater is designed to heat circulating coolant in electric vehicle thermal management systems. With a 400–1100V DC operating range and 15–35kW heating-power options, it supports battery heating and cabin heating applications in electric buses, trucks and construction vehicles.

The heater transfers electrical energy into heat, warming the coolant for circulation through a compatible battery thermal management circuit, cabin heat exchanger or other approved coolant loop.

CAN communication and an enable-signal interface support integration with the vehicle controller. Configuration selection should consider the vehicle voltage, required heating power, coolant conditions, available installation space and control requirements.

Applications

15-35kW High Voltage PTC Coolant Heater 400-1100V for EV Battery Thermal Management and Cabin Heating IP67

EV Battery Thermal Management

Heats circulating coolant to support battery temperature control during low-temperature operation. The heating strategy must comply with battery temperature limits and the vehicle's thermal management requirements.

Electric Vehicle Cabin Heating

Supplies heated coolant to a compatible HVAC heat exchanger to provide passenger-compartment heating. Performance depends on coolant circulation and heat-exchanger airflow.

Electric Buses, Trucks and Construction Vehicles

Designed for vehicle platforms with substantial heating demand, subject to electrical compatibility, installation constraints and coolant-system requirements.

Frequently Asked Questions
1.What does a high voltage PTC coolant heater do?

It uses electrical power from the vehicle's high-voltage system to heat circulating coolant, which transfers heat to a compatible battery or cabin heating circuit.

2.Is the 15–35kW heater suitable for every electric vehicle?

No. The correct configuration depends on voltage, required heat output, coolant conditions, installation space and control requirements.

3.Can one heater support both battery and cabin heating?

Potentially, if the vehicle's coolant architecture, valves and control strategy support both functions. Some vehicles require separate thermal circuits.

4.What information is required to select a heater?

Provide the vehicle type, voltage range, target heating power, coolant type, expected flow rate, inlet-temperature range, installation dimensions, connectors and CAN requirements.

5.Can the mounting, connectors or control interface be customized?

Project-specific requirements can be evaluated from the installation drawing, available space and electrical interface specifications. Final arrangements require technical approval.

Request a Product Recommendation

Send us your voltage range, target heating power, coolant conditions, flow rate, installation drawing, control requirements and project quantity. EVLINK will review the information and recommend a suitable configuration for technical confirmation and quotation.