Chelsea 541 Series PTO

Celsea PTO - Series 541

The Chelsea 541 Series PTO is a rear-mount Thrushaft® power take-off specifically engineered for Eaton Fuller transmissions, delivering unmatched installation speed, reliability, and torque performance.

Developed in close collaboration with Eaton Fuller, the Chelsea 541 Series PTO features a unique design that allows it to be installed faster than any PTO on the market today. With no backlash to set and only three mounting fasteners required, installation is quick, precise, and hassle-free.

Built for heavy-duty performance, the Chelsea 541 Series PTO combines a rugged cast iron housing with high-capacity bearings to deliver up to 400 lb-ft of torque.

Additional Features

  • Three available speed ratios to fit a range of applications.
  • Air shift and lever shift options for operational flexibility.
  • Two output options: an SAE “B” flange and shaft or a 1410 Series companion flange.

The rear-mount Thrushaft® design also provides additional under-vehicle clearance, making it easier to install a direct-mount pump or driveline-driven product pump.

With its innovative engineering and proven durability, the Chelsea 541 Series PTO is the ideal solution for Eaton Fuller-equipped trucks—offering superior performance, simplified installation, and long-term dependability for demanding vocational applications.

Technical Specifications

  • Intermittent Torque: 301 to 400 lb-ft, 501+ Nm, 400 lb-ft (Check Application Pages for Actual Torque Ratings), 542 Nm (Check Application Pages for Actual Torque Ratings)
  • Output Power: 56+ HP, 51+ kW
  • Shift Type: Lever, Pneumatic, Mechanical
  • Output Shaft Type: SAE B (7/8″ – 13T) Pump Spline, 1410 Series Companion Flange
  • Output Type: SAE B Pump Flange, Driveline
  • Lubricant: n/a
  • Transmission Manufacturer: Eaton/Fuller
  • Continuous Operation: Yes with 30% de-rating
  • Mounting Type: Rear Mount
  • Shaft Power: 38 HP (500 RPM), 76 HP (1000 RPM), 28 kW (500 RPM), 57 kW (1000 RPM)
  • Weight: 37 lb, 17 kg

Key Benefits

  • Coverage for most Eaton transmission with a Thrushaft® opening

  • Robust design

  • Provides more product space at the rear of transmission

  • Two-Year Warranty

Examples of Suitable Applications

  • Tow and Recovery

  • Aerial Devices

  • Service Trucks

  • Dump Trucks

  • Ag feeders & spreaders

Let's Talk

Let WIT experts answer your questions or get you started with a quote for your project.