OEX Thermatic Fan Switch OES Europe OFS142

The OEX Thermatic Fan Switch OES Europe is a switch for engine management applications, supplied under part number OFS142. It is listed as a thermo fan switch designed to control operation of electric thermo fan(s), making the part identification and the control function the key checks before purchase.

This item is sold as each and carries a two year warranty. It sits in the electrical parts and engine management groups, so it is the type of component that should be matched carefully by part number, application, and switch function rather than by appearance alone.

Fuelmiser radiator fan switches are described as being sourced from original equipment manufacturers and OES manufacturers. For buyers comparing replacements, that makes the OFS142 reference, the switch type, and the listed application data the main points to verify against the vehicle already fitted.

The fitment information provided includes Alfa Romeo 33 applications across model years from 1986 through 1994. As with any fan switch, the correct match depends on the exact application used on the vehicle, so the part number and vehicle details should be checked before ordering.

Key Features

• Thermo fan switch for electric thermo fan control
• Part number OFS142
• Brand: OEX
• Sold as each
• Two year warranty
• Electrical parts and engine management item

Specifications

• Type: Switch
• Unit of measure: Each
• Product group 1: Electrical Parts
• Product group 2: Engine Management
• Description: OEX Thermatic Fan Switch OES Europe
• Part No.: OFS142
• Warranty: Two Years
• Variant SKU: A5685492

Fitment information provided

• Alfa Romeo 33
• Alfa Romeo 33 1986
• Alfa Romeo 33 1987
• Alfa Romeo 33 1988
• Alfa Romeo 33 1989
• Alfa Romeo 33 1990
• Alfa Romeo 33 1991
• Alfa Romeo 33 1992

Application and Buying Notes

A thermo fan switch is selected by application, not just by the general part name. The critical identifiers here are OEX, part number OFS142, and the fact that it is described as a thermatic fan switch for electric thermo fan operation. If the replacement switch on the vehicle carries a different number or a different application, it should not be assumed to be the same part.

The supplied fitment details point to Alfa Romeo 33 applications from 1986 through 1994, but the exact engine or cooling system setup is not provided here. That means the safest buying approach is to confirm the existing part number, compare the vehicle details against the listed Alfa Romeo 33 range, and make sure the replacement switch is intended for the same fan control duty.

Because this is an electrical control component, the condition of the connector, thread, sensing range, and mounting arrangement also matter, even though those details are not listed. The warranty is two years, which is useful for peace of mind, but it does not replace the need to match the application correctly before installation.

If you are replacing a failed thermo fan switch, it is worth checking why the original part failed before fitting the new one. Cooling system issues, wiring faults, or fan motor problems can place extra load on the switch. Matching the correct OFS142 application and confirming the cooling system is in good order will help avoid repeat work.

Before supply, the safest approach is to confirm the original unit details against the listed part number, voltage, output rating, mounting arrangement, and pulley configuration. That checking process is standard practice in the parts trade because visually similar units can still differ in service-critical ways.

For workshop, fleet, and equipment applications, accurate identification of part number OFS142 helps avoid unnecessary freight, additional labour, and vehicle or machine downtime. Where the application is not straightforward, the original unit, OEM reference, or workshop records should be used as the primary confirmation point.

Relevant published details for this unit include Type SWITCH, Unit of Measure EACH, Warranty Two Years, Product Group 1 ELECTRICAL PARTS, Part No. OFS142, Brand OEX, Description OEX Thermatic Fan Switch OES Europe, Product Group 2 ENGINE MANAGEMENT.

OEX Thermatic Fan Switch OES Europe. Part number OFS142 should be checked first. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number OFS142, the normal identification sequence is part number, electrical rating, mounting arrangement, connector or terminal style, and pulley or drive details. Using those checkpoints helps confirm that the listed unit matches the service requirement rather than only looking similar.

For a switch in workshop, fleet, trade, agricultural, or construction service, the listed electrical specification should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987, ALFA ROMEO 33 1988. Even with application listings, final confirmation should still be based on the exact unit being replaced and the service requirements of the vehicle or machine.

The listed warranty is Two Years. Warranty terms should be considered alongside correct application and part identification, as warranty does not replace fitment confirmation.

Compatibility note: Confirm fitment using the part number OFS142 and the vehicle application details provided for Alfa Romeo 33 models before ordering. Do not rely on the product name alone, as thermo fan switches must match the vehicle’s specific cooling system application.

FAQ

What is the part number for this fan switch?

The listed part number is OFS142. For this listing, part number OFS142 is the main reference point. Published fitment references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987. These details should still be checked against the original unit before ordering.

What type of part is it?

It is a switch, described as a thermatic fan switch for controlling electric thermo fan operation. For this listing, part number OFS142 is the main reference point. Published fitment references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987. These details should still be checked against the original unit before ordering.

Which brand is listed?

The brand listed is OEX. For this listing, part number OFS142 is the main reference point. Published fitment references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987. These details should still be checked against the original unit before ordering.

What warranty is provided?

It is listed with a two year warranty. For this listing, part number OFS142 is the main reference point. Published fitment references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987. These details should still be checked against the original unit before ordering.

What vehicles are shown in the fitment information?

The fitment information provided includes Alfa Romeo 33 applications from 1986 through 1994. For this listing, part number OFS142 is the main reference point. Published fitment references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987. These details should still be checked against the original unit before ordering.

Should I check anything before ordering?

Yes. Confirm the part number OFS142 and compare the vehicle application details against your existing part and vehicle setup before ordering, because the exact cooling system match is not fully specified here. For this listing, part number OFS142 is the main reference point. Published fitment references include ALFA ROMEO 33, ALFA ROMEO 33 1986, ALFA ROMEO 33 1987. These details should still be checked against the original unit before ordering.