Engine Fan Control
AD Thermal Switch
Used in the HMMWV program, the switch provides overtemperature control in the coolant system. A generous 10F-25F differential (hysteresis) allows the fans to cool the system sufficiently and avoids a constant cycling situation where the fans run frequently.
Product Features
- 1/2-20 NPT
- Brass body
- 16AWG Neoprene insulated wire leads
- M43436/3-1 marker bands
- MS27142-3 rubber shell connectors
- Waterproof per MIL-STD -1184
- 10F – 25F (5.55C – 13.8C) differential
- 28VDC, 5A resistive / 2.5A inductive electrical rating
Related Items
- AD105
- See Also: AD148 (stainless steel version)
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AD001 – Stud Mount Stainless Can Temperature Switch (8-32UNC 2A stud)
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W1 / W2 Series Thermal Switches (0F – 1750F)
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AD007 – All Stainless Temperature Switch (3/4-16UNF-3A)
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AD008 – 1.00″ Probe, All Stainless, Temperature Switch (1/2-14 NPT)
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M2002 – Bimetal Thermal Switch, Close-on-Fall, 1/2-20UNF-3A thread / Glass-Sealed Connector
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AD009 – 0.50″ Probe, All Stainless, Temperature Switch (1/2-14 NPT)
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M2101 – Bimetal Thermal Switch, Open-on-Fall, 1/2-20UNF-3A thread / Glass-Sealed Connector
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AD010– 1.50″ Probe, All Stainless, Temperature Switch (1/2-14 NPT)
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M2102 – Bimetal Thermal Switch, Open-on-Rise, 1/2-20UNF-3A thread / Glass-Sealed Connector
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AD011– 2.00″ Probe, All Stainless, Temperature Switch (1/2-14 NPT)
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AD012– 0.25″ Probe, All Stainless, Temperature Switch (1/2-14 NPT)
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AD013 – All Stainless Temperature Switch (1/2-14 NPT)
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AD014- All Stainless Temperature Switch (1/2-14 NPT)
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AD019 – All Brass Temperature Switch (1/2-14 NPT)
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AD025 – 0.75″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD026 – 4.00″ Probe, All Stainless Flange-Mount Temperature Switch
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AD027 – 6.00″ Probe, All Stainless Flange-Mount Temperature Switch
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AD028 – 19.00″ Probe, All Stainless Flange-Mount Temperature Switch
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AD029 – 9.00″ Probe, All Stainless Flange-Mount Temperature Switch
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AD032 – 1.00″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD033 – 0.50″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD034 – 1.50″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD035 – 2.00″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD036 – 0.50″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD037 – 1.00″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD039 – 2.00″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD040 – 0.25″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD042 – 0.75″ Probe, All Stainless Temperature Switch (1/2-14 NPT)
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AD044 – 2.00″ Probe, All Stainless Temperature Switch (1/2-14 NPT)
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AD047 – Aluminum Can Surface Temperature Switch
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AD048 – Stainless Can Surface Temperature Switch
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AD050 – Brass Dual Thread-Mount Temperature Switch (1/2-14 NPT)
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AD053 – Brass Dual Setpoint Temperature Switch (1/2-14 NPT)
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AD054 – 1.00″ Probe, All Stainless Flange-Mount Temperature Switch
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AD065 Hermetically Sealed Temperature Switch
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AD069 – All Stainless Flange Mount Surface Temperature Switch
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AD071 – 0.50″ Probe, All Stainless Flange-Mount Temperature Switch
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AD074 – 1.50″ Probe, All Stainless Flange-Mount Temperature Switch
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AD075 – 0.75″ Probe, All Stainless Flange-Mount Temperature Switch
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AD076 – 2.125″ Probe, All Stainless Flange-Mount Temperature Switch
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AD077 – Dual Thread, All Stainless Temperature Switch (1/2-14 NPT)
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AD086 – 3.00″ Probe, All Stainless Temperature Switch (1/2-14 NPT)
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AD105 – 0.50″ Probe, All Brass Temperature Switch (1/2-14 NPT)
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AD114 – 3.00″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD115 – 4.00″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD125 – 0.25″ Probe, All Stainless Temperature Switch (1/2-14 NPT)
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AD126 – 0.25″ Probe, Brass & Stainless Temperature Switch (1/2-14 NPT)
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AD131 – 0.50″ Probe, All Stainless Temperature Switch (1/2-14 NPT)
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AD148 – 0.50″ Probe, All Stainless Temperature Switch (1/2-14 NPT)
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AD173 – SPDT / SPST Under-Clamp Mount Surface Temperature Switch
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AD190 – High Dielectric (5000 VAC) Surface Temperature Switch
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AD191 – High Dielectric (5000 VAC) Surface Temperature Switch
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AD196 – High Dielectric (5000 VAC) Surface Temperature Switch
