1. Engine Controls For Sale
  2. sku: 21760113630071891
  3. FORD TRUCK F250SD

FORD TRUCK Upfitter Switch 659.FD8N10 F250/350SD Upfitter/aux

fits model: F250sd, F250, 350sd. make: Ford. year: 2008–2010.

659.fd8n10 Ford Truck 08-10 F250/350sd Upfitter/aux Switch

( Brand: Ford Truck ), ( Manufacturer Part Number: F250SD ), ( Part Type: Switch ), ( Conditions Options: Aux Switches ), ( Genuine Oem: Yes ), ( Ipn: 659.fd8n10 ), ( Manufacturer Warranty: No Warranty )

Review FORD TRUCK F250/350sd Upfitter/aux Switch fits F250SD F250 350SD 2008–2010

Introducing the Ford 659.FD8N10 08-10 F-250/F-350 SD Upfitter/Auxiliary Switch, a versatile and essential accessory for upfitting and customizing your Ford F-250 or F-350 Super Duty trucks from the years 2008 to 2010. Designed to provide additional power outlets for various applications, this switch kit is an indispensable tool for truck enthusiasts, contractors, and anyone in need of extra power sources on the go.

The Ford 659.FD8N10 switch kit comes with eight separate auxiliary switches, each capable of handling up to 15 amps of current. These switches are strategically placed on a durable, waterproof panel that can be easily installed in the vehicle's dash or under the hood. With a simple flip of a switch, you can power various accessories such as work lights, electric winches, air compressors, and more, making your truck a more functional and versatile machine.

This upfitter/auxiliary switch kit is specifically designed for the Ford F-250 and F-350 Super Duty trucks with the SD (Super Duty) package, featuring an integrated wiring harness that connects directly to the vehicle's wiring system. This ensures a secure and reliable connection, eliminating the need for complex wiring configurations or splices.

Installation is straightforward and can be completed in a matter of minutes with no drilling or permanent modifications required. The kit includes a comprehensive instruction manual, along with all the necessary hardware for a hassle-free installation process. Once installed, the switches are conveniently illuminated with LED lights, making them easy to locate and use, even in low-light conditions.

The Ford 659.FD8N10 08-10 F-250/F-350 SD Upfitter/Auxiliary Switch is a high-quality accessory, engineered to meet Ford's rigorous standards for durability and performance. With its robust design, waterproof panel, and reliable wiring harness, this switch kit is built to withstand the demands of heavy-duty use, ensuring years of dependable service.

In summary, the Ford 659.FD8N10 08-10 F-250/F-350 SD Upfitter/Auxiliary Switch is an essential accessory for anyone looking to expand the capabilities of their Ford F-250 or F-350 Super Duty truck. With its eight individually fused auxiliary switches, durable waterproof panel, and easy installation process, this switch kit offers versatility, reliability, and convenience for a wide range of applications. Upgrade your Ford truck today and unlock a world of new possibilities with the Ford 659.FD8N10 Upfitter/Auxiliary Switch.

Pros and Cons of buying a Ford 659.FD8N10 08-10 F250/350SD Upfitter/Aux Switch

The Ford 659.FD8N10 08-10 F250/350SD Upfitter/Aux Switch is a useful accessory for those who require additional power sources in their vehicles for various purposes, such as power tools, camping equipment, or even charging mobile devices. Let's examine the pros and cons of investing in this switch.

Pros:

1. Multiple Power Sources: This switch offers a total of six power outlets, including four 120-watt outlets and two 10-amp circuit breaker outlets. This versatility enables users to power various devices simultaneously.

2. Convenient Installation: The switch is designed to fit into the original Ford switch panel, making the installation process relatively straightforward and hassle-free.

3. Durable Construction: The switch is built to withstand the rigors of commercial use, ensuring reliable performance in harsh environments.

4. Safety Features: The switch comes with circuit breakers that protect against overloading, helping to prevent potential electrical fires.

5. Improved Functionality: The addition of an auxiliary switch can enhance the functionality of your vehicle, making it more versatile for work or recreational purposes.

Cons:

1. Cost: The Ford 659.FD8N10 08-10 F250/350SD Upfitter/Aux Switch is a more expensive accessory compared to standard auxiliary switches.

2. Complex Wiring: Installing the switch may require some expertise in electrical work, especially if you're not comfortable working with wiring and circuits.

3. Limited Compatibility: This switch is designed specifically for the Ford F250 and F350 models from 2008 to 2010. It may not be compatible with other vehicle makes or models.

In conclusion, the Ford 659.FD8N10 08-10 F250/350SD Upfitter/Aux Switch offers numerous advantages, including the ability to power multiple devices, convenient installation, durability, safety features, and improved functionality. However, it also comes with some drawbacks, such as a higher cost, complex wiring, and limited compatibility.

If you frequently use power tools or require additional power sources for various applications in your Ford F250 or F350 from 2008 to 2010, this switch could be a valuable investment. However, if you don't have a need for multiple power outlets or are not comfortable with electrical work, it may not be worth the extra cost. Ultimately, the decision to buy this switch depends on your specific requirements and preferences.

Details:

P/N 8C3T-13D734ND, Donor Vehicle model: F250SD Year: 2008 Mileage: 117000 not available or unknown Stock Number: 21-145 Notes: AUX SWITCHES UPFITTER/AUX SWITCH. FITS 2008 2009 2010 F250/350SD.

specifications inswico:

  • for models: F250sd, F250, 350sd
  • for makes: Ford
  • for years: 2008-2010
  • brand: Ford Truck
  • mpn: F250sd
  • part type: Switch
  • conditions options: Aux Switches
  • genuine oem: Yes
  • ipn: 659.fd8n10
  • manufacturer warranty: No Warranty

payments inswico:

  • credit card: Discover
  • other
  • wallet: Apple-pay

returns inswico:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Buyer

seller inswico:

  • rating: 100.0%
  • # reviews: 1353
  • city: Byram, Mississippi

offer inswico:

  • quantity: 1
  • sold: 0
  • started: March 9, 2026
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home

general inswico:

  • condition: Used
  • Car Truck Parts Accessories > Interior Parts Accessories > Switches Controls

shipping inswico:

  • type: Fixed
  • service: Standard
  • class: Standard
  • cost: $20.00
  • transit: 3-7 Days
for models: f250sd, f250, 350sd, for makes: ford, for years: 2008-2010, part type: switch, conditions options: aux switches, genuine oem: yes, manufacturer warranty: no warranty,
manufacturer: ford, category: auto parts > car truck parts accessories > interior parts accessories > switches controls, sku: 21760113630071891,
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