Home / Plaxton / Plaxton Heater Control Unit Plaxton Heater Control Unit PXHCU2 – Plaxton Heater Control Unit 06335A LCD Type. PXHCU3 – Plaxton Heater Control Unit 06334A Rotary Knob. SERVICE EXCHANGE AVAILABLE Enquire about this product SKU: 1643 Categories: Heating & Aircon Components, Plaxton Tags: Heating Control Unit, Plaxton Product ID: 1643 Related products Plaxton Heater Control Unit LCD type – NEW P006334A P027032A P0207033A SYSTEM Spal Heater Assy complete 008B4002 24v 3 speed