Heater Fan Switch with Rotary Knob.
A high quality rotary control knob to fit a range of multi position switches. These control knobs are made from injection moulded ABS plastic with a soft rubber textured outer, situated in the middle of the knob is a chrome covered logo. These are perfect for customers whom desire a period or classic looking rotary control switch.
A terminal connector is included only with the 3 and 4 position switches, these connectors help maintain a fully insulated & secure connection for heavy duty/high vibration environments.
Suitable for both 12v up to 20a & 24v up to 10a.
1.5 - 2.5mm² Female Terminals supplied with 3 and 4 Pos Switches.
1.5mm² cable is recommended for axial fans.
2.5mm² cable is recommended for centrifugal fans.
Connection 'C' is live when in any on position, this can be used for a warning light or to operate the AC so that it can only operate when the fan is switched on
D-shaft diameter = 0.25".
D-shaft flat = 0.156".
Knob diameter = 1" (25.4mm).
Knob depth = 0.9" (22.9mm).
|Switch Type||Thread Size||Thread Length||Terminal Block||Pos.1||Pos.2||Pos.3||Pos.4|
|2 Position||7/16-28||0.285"||Not Available||None||B + C||-||-|
|3 Position||7/16-28||0.285"||Included||None||B + H + C||B + L + C||-|
|4 Position||7/16-28||0.360"||Included||L + H||B + L + C||B + M + C||B + H + C|
2 Pos Switch Dimensions:
3 Pos Switch Dimensions:
4 Pos Switch Dimensions:
|SKU||Rotary Heater Fan Switch|
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