Automotive Radiator In-Line Coolant Hose Fitting Water Temperature Adapter Electric Fan Thermostat Switch
Radiator in-line hose fitting and 1/8" NPT grounding switch. Sized by the outside diameter of the fittings outer raised lip. Fitting length...
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Description
- Radiator in-line hose fitting and 1/8" NPT grounding switch.
- Sized by the outside diameter of the fittings outer raised lip.
- Fitting length is 2.7 inches or 68mm, regardless of hose size.
- Activates electric cooling fan by grounding at temperature.
- Turn-off temperature is always 15 degrees less than turn-on.
- Mounts anywhere along the radiator or condenser hose line.
- Probe measures fluid temps including water, coolant and oil.
- Universal design for any automotive or engineering project.
NPT Size Guide
NPT - American Standard Pipe Thread/Taper Guide:
NPT is not a measured size, but rather an industry call out size.
The NPT call out designation is not the true thread diameter inside or out.
|
PROBE THREAD SIZE |
ACTUAL OUTSIDE DIAMETER |
| 1/8" NPT | 0.405" (Approx. 13/32") |
| 1/4" NPT | 0.540" (Approx. 1/2") |
| 3/8" NPT | 0.675" (Approx. 5/8") |
| 1/2" NPT | 0.840" (Approx. 7/8") |
AN Size Guide
AN Fitting Size Guide:
The AN numbers refer to the tubing OD in sixteenths of an inch.
|
AN SIZE |
MALE THREAD SIZE |
TUBE SIZE (NOMINAL OD) | HOSE ID |
| 4AN | 7/16"-20 | 1/4" | 0.22" |
| 6AN | 9/16"-18 | 3/8" | 0.34" |
| 8AN | 3/4"-16 | 1/2" | 0.44" |
| 10AN | 7/8"-14 | 5/8" | 0.56" |
| 12AN | 1 1/16"-12 | 3/4" | 0.69" |