Gfdoso 4016819 Replacement Relays for Polaris RZR & Ranger — 6-Pack 12V 20A 4‑Pin SPST Micro Relays

Gfdoso 6Pcs 4016819 relays are 12VDC, 20A, 4-pin SPST replacement relays engineered to restore reliable power switching in Polaris RZR, Ranger, Sportsman and similar off-road vehicles.

These Gfdoso 4016819 micro relays provide a straightforward, high-quality swap for worn or failing factory relays. Sold as a six-piece set, they let you replace multiple failing units at once or keep spares on hand. Each relay follows the ISO-style micro form factor for an easy plug-and-play fit in many UTV and ATV electrical harnesses, delivering consistent switching performance for lights, fans, pumps and accessory circuits.

How does this relay improve my vehicle's electrical performance?

The Gfdoso 4016819 relays are built to handle 12 volts and up to 20 amps, protecting circuits from intermittent contact and voltage drop caused by aging relays. By restoring a solid switching contact, you can expect more dependable function from powered accessories and fewer electrical faults.

• Rated 12V DC, 20A current capacity for common accessory loads
• 4-pin SPST design matches many OEM relay socket layouts
• Consistent contact closure reduces flicker and intermittent operation
• High-quality internal materials for extended service life

Will these relays fit my Polaris RZR, Ranger or similar models?

These relays are listed as replacements for Polaris models such as RZR, Ranger, Sportsman and Slingshot where the 4016819 micro relay is used. The ISO-style 4-pin footprint and terminal layout make them compatible with many stock relay sockets, but verify your relay part number and socket type before installation.

• Designed as direct replacements for part number 4016819
• Works with various Polaris and other UTV/ATV models using the same relay spec
• Plug-and-play format minimizes wiring or modification needs
• Six relays in the pack provide spares for multiple circuits

How easy is installation and what tools are required?

Installation is typically simple: remove the old relay from its socket and insert the Gfdoso unit in the same orientation. No soldering is needed for standard relay sockets; basic hand tools may be sufficient to access the relay panel or fuse box.

• Plug-and-play micro ISO form — no rewiring for matching sockets
• Access panels or relay boxes may require a screwdriver or trim tool
• Suitable for quick roadside replacement or scheduled maintenance
• Six-pack provides immediate backups to swap out multiple failing relays

What durability and value features does this set offer?

Gfdoso builds these relays from durable materials intended to withstand standard automotive vibration and thermal cycles, helping them remain reliable in off-road conditions. Buying a six-pack reduces per-relay cost and ensures you have replacements available when one or more relays begin to show symptoms of wear.

• Robust internal construction for longer service life in demanding environments
• Six relays included — cost-effective compared with single replacements
• Consistent manufacturing tolerances for predictable electrical performance
• Compact micro relay size conserves space in relay panels

Who is this for: The Gfdoso 6Pcs 4016819 relay pack is ideal for Polaris owners, ATV/UTV mechanics, fleet maintainers and DIY enthusiasts who need reliable, direct-fit replacement relays. If you maintain a RZR, Ranger, Sportsman, Slingshot or similar vehicle and want a ready supply of durable 12V 20A 4-pin relays for lights, pumps, fans or accessory circuits, this set gives practical spares and fast swap capability without complex wiring changes.