Best Refrigerator Starter Relay Replacements for 1-Pin and QP2-4.7 Models
Finding a reliable starter relay for your refrigerator is essential to keep the compressor starting smoothly and prevent overheating. This guide highlights credible 1-pin and QP2-4.7 style starters and their compatible overload protectors. Each option below is selected for compatibility, durability, and broad appliance coverage, including popular brands and mini-fridges. Whether you’re replacing a worn-out relay or upgrading a tired setup, these picks offer solid performance and straightforward installation.
| Product | Brand | Key Feature | Amazon Link |
|---|---|---|---|
| Mudder QP2-4.7 PTC Starter Relay Kit | Mudder | 2-piece set: PTC relay + overload protector | View |
| Seentech W10613606 2-Pack Starter Relay | Seentech | Replaces multiple model numbers; durable | View |
| BlueStars W10613606 Starter Relay | BlueStars | Lifetime protection; compatible with Whirlpool family | View |
| BMIROAMDFE Relay And Overload Kit (5 Sets) | BMIROAMDFE | Wide compatibility; durable plastics and stainless overload | View |
| KWEOTUGO QP2-4.7 Starter Kit (3-Pin) | KWEOTUGO | 4.7 Ohm 3-Pin relay with overload protector | View |
Mudder QP2-4.7 PTC Starter Relay Kit

The Mudder kit provides a 4.7 Ohm 1-pin PTC start relay and a 6750C-0005P overload protector, totaling two pieces for straightforward replacement. It specifies compatibility with QP2-4.7 one-terminal relays and notes the need for a higher-current protector for high-demand refrigerators. The overload protector is rated up to 15A, aligning with common compressor requirements. Users should verify model compatibility before purchasing and consult customer support for any questions.
Seentech W10613606 2-Pack Starter Relay

This Seentech kit focuses on compatibility across Whirlpool, Kenmore, and related refrigerators. It claims to replace several part numbers, with a robust build tested by the manufacturer. Important notes emphasize confirming model compatibility, and the listing highlights easy installation as a key benefit. While it is a strong replacement option, buyers should cross-check their exact model number to avoid misfit.
BlueStars W10613606 Starter Relay

BlueStars promotes a 100% lifetime protection coverage and identifies the W10613606 as the model number for this compressor start relay and capacitor. The listing stresses cautious purchasing by confirming model compatibility and suggests contacting support for any concerns. This option emphasizes long-term reliability and post-purchase assurance, making it a strong contender for users seeking durability and a confidence-backed replacement.
BMIROAMDFE Refrigerator Relay And Overload Kit

BMIROAMDFE offers a five-set kit comprising 4.7 Ohm 1-pin relays and 6750C-0005P overload protectors. It highlights wide compatibility with various mini-fridges, beverage coolers, wine refrigerators, and more. The materials are described as durable, with plastics for the relay and stainless steel for the overload protector. The kit’s breadth makes it a versatile option for users managing multiple units or replacement cycles across several appliances.
KWEOTUGO QP2-4.7 Starter Kit

The KWEOTUGO kit includes a 4.7 Ohm 3-Pin PTC start/relay and a refrigerator overload protector. It lists compatibility with models from Vinotemp, EdgeStar, Danby, Summit, Whirlpool, and Kenmore among others. The description notes the kit’s suitability for 110V compressors and warns about current limits to prevent burning. This option emphasizes a compact, multi-pin approach for compatible configurations and straightforward pairing with many mini-fridges and coolers.
Buying Guide
- Model compatibility: Always verify your refrigerator’s model number and the relay’s terminal configuration (1-pin, 3-pin, etc.). Mismatched relays can fail to start the compressor or cause damage.
- Current and protection: Check the overload protector’s current rating and ensure it aligns with your compressor’s requirements. A protector rated too low may trip prematurely; too high may risk overheating.
- Pin configuration: If your unit uses a 1-pin relay, ensure the kit includes the correct overload protector for your setup. For 3-pin or multi-pin relays, confirm electrical connections match your appliance.
- Brand and compatibility coverage: Choose products that clearly list compatible models and provide replacement part numbers. This reduces the likelihood of incorrect purchases across Whirlpool, Kenmore, LG, Vinotemp, and other brands.
- Installation considerations: Many relays are designed for direct replacement. Look for clearly labeled installation notes and customer support in case you need guidance during the retrofit.
- Durability and warranty: Durable materials (plastic housings for relays; stainless steel overload protectors) and longer warranty terms can indicate better long-term performance.
- Single vs multi-pack: If you operate multiple refrigerators or anticipate future replacements, a multi-pack can offer cost efficiency and consistent performance across devices.
- Return policy and support: Favor sellers with responsive customer service to help with compatibility checks and installation questions.