12V Under Dash Auxiliary Heater with Speed Switch – 4 Port | Car & Truck

12V Under Dash Auxiliary Heater – 4 Port with Speed Switch

Keep your cab warm all winter with this energy-efficient under-dash heater. Engineered for trucks, minivans, excavators, harvesters, and other heavy vehicles, it taps into your engine's existing coolant circuit — no extra fuel required.

Key Features

• Energy Saving: Uses engine coolant heat — no fuel consumption, minimal electrical draw, zero impact on vehicle power.
• Stepless Speed Control: Adjustable knob lets you dial in airflow from low to high to suit conditions.
• 4-Port Coolant Connections: Flexible plumbing options for a clean, secure install.
• Durable Construction: Copper core and thickened iron housing built for harsh working environments.
• Compact & Easy to Install: 280 × 229 × 100 mm footprint with included mounting brackets for under-dash fitment.
• Multi-Function: Cabin heating, foot warming, windscreen defog and defrost.
• Easy to Clean: Smooth flat surface — wipe down with a cloth and it's good as new.

What's in the Box

• Under-dash heater unit
• Mounting brackets
• Speed control switch

Suits 12V vehicles including trucks, utes, minivans, excavators, and harvesters. Check coolant hose diameter compatibility before ordering.