81.25902-0221 MAN RELAY

This relay from MAN is an electrically operated switch used to control circuits, commonly found in automotive and industrial applications. It allows a low-current signal to control a high-current circuit, protecting sensitive components and enabling remote control of systems. This relay measures 25 x 25 x 34 mm and is designed for reliable performance and durability, offering enhanced switching capability and prolonged operational life. A relay is basically an electrically operated switch. It takes a relatively small electrical signal and uses that to control a much larger one. Think of it like a gatekeeper – a little nudge opens a big door. It allows a low – current circuit to control a high – current circuit. They handle things like headlights, the starter motor, the horn – anything that needs a lot of power to run. They’re scattered all over the vehicle, mostly in the under – hood electrical center, but sometimes you’ll find them in the body control module area too. They're part of a circuit, sitting between the power source and the device they’re controlling. They don’t make the power, they just direct it where it needs to go. They’re often used where running a high – current wire directly from a switch to the device would be impractical or unsafe. They protect the wiring and other components. Without a relay, those high – current devices would put a huge strain on your switches and wiring, leading to overheating and potentially a fire. It acts like a shield for the sensitive parts of your system. You’ll notice if a relay goes bad because the associated device – a headlight, the starter, whatever it is – will stop working, or might work intermittently. Sometimes you'll get nothing at all. We carry a pretty good selection of these at Fixparts Online, and matching the right one is key. It’s usually labeled with a part number that makes it easier to find the correct replacement. Our promise to you: Relay (MPN 81259020221) comes with a 12-month warranty!

About MAN

MAN Truck & Bus is a leading provider of commercial vehicles, specializing in trucks, buses, and industrial engines.

Why Choose MAN?

• MAN auto parts are built to last, using high-quality materials so you don’t have to replace them often. • We have a huge selection of parts for many different vehicles, making it easy to find what you need. • Our parts are designed to meet or beat the original equipment standards, ensuring a perfect fit and reliable performance. • We offer competitive prices and fast shipping, so you can get your vehicle back on the road quickly and affordably. MAN – trusted quality, available at FixParts Online!