Description
Product Overview
The Painless 30100 Crimp Relay is a high‑current, base‑mount relay engineered for automotive cooling fans. With a 70 A rating, a 12 V coil, and a SPST contact type, it delivers reliable switching for both single high‑amperage fans and standard dual‑fan setups. Constructed from painted metal housing, the relay offers robust protection against voltage spikes and back‑feed, safeguarding your vehicle’s wiring. Dimensions measure 4.75 × 1.5 × 8 inches and it weighs just 12 oz, making it easy to install in rear‑mount locations.
![[Product front view showing all components]](https://www.nimbusfinds.store/wp-content/uploads/2026/06/80125e8ef7454337a8ae560df2cca12d.jpg)
Usage
Ideal for performance‑oriented drivers, off‑road enthusiasts, and anyone needing dependable fan control in trucks, SUVs, and hot‑rod applications. Install the relay in the rear of the fuse box or a dedicated relay panel to manage high‑amperage cooling fans, ensuring the engine stays within optimal temperature ranges during heavy loads or high‑speed driving. Its universal fit means it works with most aftermarket and OEM fan assemblies.
Why Choose Us
Painless Performance Products brings decades of expertise in automotive electrical components. Each relay undergoes rigorous testing for current handling, coil endurance, and environmental resistance. Our commitment to quality means you receive a product that meets or exceeds OEM specifications, backed by responsive customer support and a hassle‑free return policy.
Key Features
- Handles up to 70 A, perfect for high‑power fan applications.
- Base‑mount design simplifies installation in rear‑panel locations.
- Protects wiring from voltage spikes and back‑feed, extending vehicle lifespan.
- Universal fit works with most single or dual fan setups.
- Supported by Painless customer service and a straightforward warranty.
FAQ
Can this relay be used with dual fan systems?
Yes, the 30100 model is designed to handle standard dual cooling fan configurations while maintaining the same 70 A rating.
What is the coil voltage requirement?
The relay operates on a 12‑volt coil, matching typical automotive electrical systems.
Is any special wiring needed for installation?
Standard crimp connectors are used; ensure the wiring gauge matches the 70 A current rating for safe operation.
Does the relay include any protective features?
It includes built‑in protection against voltage spikes and prevents the fan from feeding voltage back into the vehicle’s wiring.
What warranty does Painless offer?
Painless provides a limited warranty covering manufacturing defects, along with responsive after‑sales support.





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