DBK Technitherm - Coolant Heater (195-450 VDC) 5-7kW
DBK Technitherm - Coolant Heater (195-450 VDC) 5-7kW
The DBK Technitherm Coolant Heater (195-450 VDC), 5-7kW is an advanced solution for maintaining optimal temperatures in coolant systems, especially in electric and hybrid vehicles and industrial machinery. Its robust construction, wide voltage compatibility, and efficient performance make it a highly reliable option for cold-weather operation, ensuring that engines, batteries, and equipment run smoothly regardless of external conditions.
Features:
• Power up to 7kW
• Can be operated at a voltage range of 195 - 450VDC
• High energy efficiency of ~98%, compact size, and low weight (approx. 1.2kg) lead to better energy balance of the vehicle
• Highly flexible installation position within the vehicle thanks to optimized fluid guidance
• Control via PWM and LIN 2.0 interface
• Indirect temperature measurement at coolant inlet and outlet using integrated sensors on the PCB. No sensors in the fluid chamber to reduce leakage
Specification | |||
Heat Power Output at 65°c inlet, 10 l/min, ≥ 280V (kW) | 5.0kW | ||
Heat Power Output at 45°c inlet, 10 l/min, ≥ 350V (kW) | 7.0kW | ||
Operating Voltage (VDC) | 195-450 VDC | ||
Nominal Voltage (VDC) | 280 VDC | ||
Max Current | 20A | ||
Power Control | PWM | ||
Operating Temperature (°C) | -40°c to +110°c | ||
Protection class according to ISO 20653 | IP6K9K, IPX7 | ||
Lifetime in heating mode (Hours) | 15,000 hours | ||
Fluid connection with crimp for hose connection (mm) | Ø 20 | ||
Coolant mixing ratio (water:antifreeze) | 60:40 to 40:60 | ||
Dimension without fluid connection L x W x H (mm) | 201mm x 90mm x 73mm | ||
Dimension with fluid connection L x W x H (mm) | 201mm x 117mm x 73mm | ||
Empty Weight | 1.2kg |

- Please thoroughly read the provided instructions prior to use. Damage caused by incorrect installation, use or maintenance will invalidate the warranty.
Manufacturer | DBK Industrial |
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