Kwaich
G8MS-1A41T-R 12V Relay 20A SPST-NO 4-Terminal Sealed Plug-in w/Resistor, Replacement Automotive Power Relay for Cooling Fan/Glow Plug
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R 1,669
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Description
- Specs & function: G8MS-1A41T-R automotive power relay, 12VDC coil, 1 Form A (SPST-NO), rated load 12VDC 20A (inrush up to 100A), coil resistance 100 ohm (+/-10%), service voltage range 10-15VDC; built-in coil suppression resistor; sealed/waterproof case for harsh under-hood environments. OE: G8MS-1A41T-R.
- Install tips: disconnect the battery before service; pull the old relay straight up (avoid prying the socket); match the terminal layout/markings on the relay body with your relay base before insertion; press fully until seated; if the circuit is high-current (cooling fan/glow plug/air pump/resistive load), inspect the relay socket and related fuse for heat damage or looseness and replace any burnt terminals. Common location is inside a vehicle fuse/relay box or junction block - confirm by vehicle manual/diagram.
- Fitment check (no guessing): confirm fitment by OE/relay marking "G8MS-1A41T-R" + coil voltage (12V) + terminal layout, and verify the controlled circuit in your vehicle manual (examples of relay-controlled loads: engine cooling fan, glow plug, air pump, resistive load). Do NOT rely on look-alike relays-different pinouts/ratings can cause no-start, fan not running, or blown fuses.
- When to replace: intermittent no-click, relay chatter, cooling fan not coming on, defogger/heater circuit not energizing, hard start due to control relay drop-out, or recurring fuse blows in the related circuit. Replacement may help if the relay tests out of spec or shows heat discoloration; diagnose the root cause (shorts, seized fan motor, weak battery/charging issues) to prevent repeat failures.
- Related parts for a more reliable repair: consider replacing a worn relay socket/terminal kit if the base is loose or heat-damaged; keep a spare relay of the same OE marking for the same relay box position; if multiple relays share the same fuse/relay box, label positions during removal to avoid mix-ups. Always confirm by OE number and the vehicle’s relay diagram.
Shipping & Delivery
Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.
Returns & Exchanges
We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.

