6.1kw Cubby Heater 12v
A great interior heater for use in Motorhomes, Caravans, Minibuses, Boats and other Marine applications, this unit can be hooked up to the vehicles cooling system to provide extra interior heating or plumbed into a central heating system for use with water heaters such as those manufactured by Eberspacher & Webasto.
This is a simple blow through heater, the internal fans draw air in through one side of the heater, forces it through the heater core and finally out through the grill on the opposite side.
This heater is also available in 2 other smaller sizes, please see our other adverts for the single fan 2.4kw and dual fan 3.8kw units.
| Specification | Metric | Imperial & Other |
| Heat Output | 6.1 kw | 20,800 BTU |
| Airflow | 217 / 330 m3/hr | 128 / 195 cfm |
| Weight | 3.0 kg | 6.6 lbs |
| Hose Size (Dimension X) | ∅ 16mm | ∅ 5/8" |
| Noise Level | 56 dB (Max Fan Speed) | - |
| Voltage | 12v | |
| Current Continuous / Startup | 2.0a / 3.0a (Fans at Max Speed) | |
| Power Consumption | 24 - 36w | |
| Fan Type | Triple Axial Fans | |
| Fan Speeds | 2 Speed Per Fan | |
| Enclosure Construction | Polycarbonate Ends & Grills, Extruded Aluminium Sides | |
| Heater Core Design | Copper Tube with Aluminium Fin | |
| Mounting Options | Panel or Floor Mounted | |
| Our Part Number | AD5-6E3-B6A | |
The heater is supplied with a pair of right angled mounting brackets to allow fitment of the heater to a surface or panel, the heater can be mounted in any orientation.
This heater uses two axial fans, both have a high and low speed setting, to operate at the desired fan speed you must apply power to either the orange or red wires on all fans, though not at the same time! It is recommended to use a 3 position Rocker or Rotary switch to operate the fan.
Please note that no switches are supplied with the heater, please see our range of multi position switches sold separately.
| Wire Colour | Use |
| 3x Red | +12v High Speed |
| 3x Orange | +12v Low Speed |
| 3x Black | Earth / Ground |
Please ensure your supply is fused appropriately, it is recommended to use a 5a fuse and that your cable is rated higher than the fuse.
Dimension X: 360 mm
Dimension Y: 460 mm
Please Note: We only stock the version with the heater hose connections exiting the end of the heater. If you would like to order the other version with the hoses exiting underneath please give us a call and we can advise on cost and lead times.
- Please note that a corrosion inhibitor such as glycol or anti-freeze should be used to prevent corrosion and prolong the useful life of all components used in the vehicles cooling system.