High Voltage Coolant Heater
The high voltage coolant heater is designed for electric vehicles to efficiently heat the cabin or high-voltage battery. By directly converting electrical energy into heat, it delivers fast and reliable thermal output — independent of engine operation. The cost-effective solution features a compact and modular design, high thermal power density and fast response time. The HVCH is designed for use in applications with a supply voltage range from 250 to 1000 volts, KRAH offers a heating power range between 3 and 15 kW.
We have already compiled a selection of suitable products for you below. Click here to see the entire product range.
Applications
Industry
E-Mobility
Automotive
Product Groups
Power Resistors
Electronic Controllers

RXDG
High-voltage auxiliary heater for integration into the cooling circuit & temperature control of the passenger compartment
RXDG - High-voltage auxiliary heater for integration into the cooling circuit & temperature control of the passenger compartment. Technical data & application areas here.
#High-Voltage-Coolant-Heater #E-Mobility #High-Voltage-Coolant-Heater #Liquid-cooled #Heating-Elements

HVCH
High-voltage heater for integration into the cooling circuit and temperature control of the passenger compartment and battery.
#High-Voltage-Coolant-Heater #E-Mobility #High-Voltage-Coolant-Heater

RXDG-F
High-voltage heater for integration into the cooling circuit and temperature control of the passenger compartment and battery.
#High-Voltage-Coolant-Heater #E-Mobility #High-Voltage-Coolant-Heater #Heating-Elements

RXDG-S
High-voltage auxiliary heater for integration into the cooling circuit and temperature control of the passenger compartment and battery.
#High-Voltage-Coolant-Heater #E-Mobility #High-Voltage-Coolant-Heater #Heating-Elements
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