The Chelsea 221ZEAHX-A4XK or 221ZEAHXA4XK is a 6-bolt Power Take-Off assembly from the Chelsea 221 Series, built for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. Shift is wire/cable mechanical. The 1-1/4" round output shaft with keyway delivers up to 250 lb-ft intermittent torque (339 Nm); verify your exact rating on the Chelsea application pages. Output power reaches 48 HP at 1,000 RPM (36 kW). Compatible transmissions include Allison, Eaton/Fuller, Volvo/Mack, and Hino. The cast iron housing is available in standard or low-profile configurations, and greaseable pump shafts help resist spline fretting and corrosion. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting, compatible with Allison, Eaton/Fuller, Volvo/Mack, and Hino transmissions
Wire/cable mechanical shift
1-1/4" round output shaft with keyway
Intermittent torque up to 250 lb-ft (339 Nm); confirm actual rating on Chelsea application pages
Shaft output: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Greaseable pump shafts to reduce spline fretting and corrosion; standard or low-profile housing available
Tech Specs
- Intermittent Torque: 250 lb-ft / 339 Nm (check Chelsea application pages for actual torque rating)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 46-55 HP / 31-40 kW
- Shaft Power: 24 HP (500 RPM), 48 HP (1,000 RPM) / 18 kW (500 RPM), 36 kW (1,000 RPM)
- Output Shaft Type: 1-1/4" Round with keyway
- Mounting Type: 6-Bolt
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Hino
Additional Information
