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Engine heaters
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Engine Heater SafeStart PTC Series
Our new PTC heater is efficient, self-regulating and very easy to install a
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Engine Heater SafeStart 000 series
Heaters in the 000 series can only be installed in vehicles with cast iron engine blocks and a sufficiently large coolant tank.
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Engine Heater SafeStart 100 series
Heaters in the 100 series can only be installed in vehicles with cast iron engine blocks. It's designed for engines with a small coolant tank.
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Engine Heater SafeStart 200 series
Heaters in the 200 series have a threaded flange. They are used in vehicles that have an accessible threaded plug in the coolant tank.
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Engine Heater SafeStart 300 series
Heaters in the 300 series have flanges shaped as cups or as a disc.
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Engine Heater SafeStart 400 series
Hose heaters in the 400 series (except 420-423) have flanges shaped like a metal pipe and a built-in thermostat
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Engine Heater SafeStart 420-423 series
DEFA number series 420 to 423 are a sub-category of series 400.
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Engine Heater SafeStart 500 series
Heaters in the 500 series are manufactured with special flanges designed for engines with caps instead of frost plugs between the engine and the coolant tank.
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Engine Heater SafeStart 600 series
The heaters are used for air-cooled engines or in combination with an engine heater for the coolant.
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Engine Heater SafeStart 700 series
The 700 series is made up of a series of hose heaters with a thermostat, and a series of hose heaters without a thermostat.
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Engine Heater SafeStart 710-757 series
DEFA number series 710-757 consist of heater 715 for various installation methods (hoses, T-connectors, hose clamps, etc.).
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Engine Heater SafeStart 721-734 series
The heater consists of a coolant chamber and a power connection box.