Song Chuan 70A Heavy Duty Waterproof Relay | 12V 4-Pin SPST with Resistor

Song Chuan 70A Heavy Duty Waterproof Relay | 12V 4-Pin SPST with Resistor

Product Overview

Upgrade your vehicle's electrical reliability with this high-performance Song Chuan 897 Series relay. Engineered specifically for heavy-duty automotive and machinery applications, this 70 Amp relay is built to handle high-current loads while protecting your electronics from damage.

Its weatherproof sealed design (IP67) makes it an essential choice for exposed environments or high-humidity areas lensuring consistent performance against moisture, dust, and vibration.

Key Features

• 70A High-Capacity Switching: Built for demanding loads such as cooling fans, fuel pumps, and high-intensity lighting.

• Integrated Resistor Protection: Features an internal 680 $\Omega$ resistor (R1) to suppress voltage spikes and protect sensitive ECUs.

• Weatherproof & Sealed: The D1SW housing provides a complete seal against the elements for long-term durability.

• Corrosion Resistant: Tin-plated (T) terminals ensure a secure, low-resistance connection even in salty or damp conditions.

• Standard 4-Pin Layout: Easy "plug-and-play" installation for standard ISO 4-pin relay sockets. 

Technical Specifications

Fast Shipping & Local Pickup

Keeping your business moving is time-sensitive. We process
and ship orders quickly to keep your downtime to a minimum.

Same-Day Shipping Cutoffs

• Monday – Friday: Order by 5:30 PM ET
• Saturday: Order by 11:30 AM ET

Free Local Pickup

• Location: Sunrise, Florida
• Ready Time: Free 1-hour warehouse pickup for in-stock items.

Overnight & Weekend Delivery

• Standard Overnight: Delivered on the next business day (Monday – Friday).
• Friday Overnight Orders: Delivered on Monday by default.
• Saturday Delivery: If you need your order delivered on Saturday, you must select a specific "Saturday Delivery" option at checkout (subject to carrier availability).

Live Shipping Rates: Our website provides live shipping rates. Simply add the item to your cart and enter your ZIP code to instantly view all available shipping options before completing your purchase.

Next-Business-Day Delivery: Next-business-day delivery is available on many items when an overnight shipping option is selected before our daily shipping cutoff. Saturday delivery must be selected separately when available.