MAN 81256016028 field rheostat

Description

The MAN 81256016028 field rheostat is a variable resistor used within the electrical system of a vehicle, likely controlling functions such as lighting or auxiliary power. This component allows for adjustable electrical resistance, enabling precise control over current flow. With dimensions of 30 x 45 x 81 mm, this rheostat offers a robust and reliable solution for electrical circuit management. It ensures optimal performance and durability within the vehicle’s electrical architecture.

Key Features & Benefits

This little device basically controls the intensity of light. Think of it like a dimmer switch for certain lights on your vehicle, but it's often used for things like the instrument panel lights or maybe some exterior lights. It doesn’t turn the lights on and off – it adjusts how bright they are. It does this by changing the electrical resistance in the circuit, so more or less power gets to the bulb. It’s usually part of the electrical system controlling interior or exterior illumination. Older vehicles were more likely to use a field rheostat for this purpose, but some newer ones still do, especially for specific lights. It's tucked away within the dashboard or lighting assembly itself. It's not something you visually see often, but it's definitely something you’ll notice if it goes bad – the lights will either be stuck on full bright, super dim, or flicker erratically.

Symptoms, Risks & Replacements

Well, having control over your lighting is important for visibility, of course, but also for not blinding other drivers. A failing field rheostat can create a safety hazard. Plus, it’s annoying to have lights that aren’t working properly. If your instrument panel is too bright at night, or you can’t see your switches clearly, that’s a sign the rheostat might be on its way out. You can find these pretty easily, Fixparts Online carries a good selection. It’s a relatively inexpensive part to replace, and can make a big difference in how safely and comfortably you drive.

Warranty Information

MAN field rheostat (MPN 81256016028) comes with a 1-year warranty.