The Chelsea 221 Series Power Take-Off Assembly, part number 221ZEAHX-A5XK or 221ZEAHXA5XK, is a 6-bolt mounted unit built for low-speed, heavy-duty service. It shifts via wire/cable mechanical actuation and delivers output shaft power rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM. Intermittent torque is rated up to 250 lb-ft (339 Nm); verify your exact rating on the Chelsea application pages for this part number. The 1-1/4" round output shaft with keyway suits direct pump drive work. Compatible transmission manufacturers include Allison, Eaton/Fuller, Volvo/Mack, Hino, and others. A cast iron housing and tapered cone output bearings give this unit strong load-bearing capability over needle-bearing designs. Available in standard or low-profile housing configurations. Call us to confirm proper fit for your application.
Features
6-bolt mounting type for direct transmission attachment
Wire/cable mechanical shift actuation
1-1/4" round output shaft with keyway
Intermittent torque up to 250 lb-ft (339 Nm) - verify rating on application pages
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Greaseable pump shafts reduce spline fretting and corrosion
Fits Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmission manufacturers
Available in standard or low-profile housing
Tech Specs
- Intermittent Torque: 250 lb-ft / 339 Nm (check application pages for actual torque rating for this part number)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 46-55 HP / 31-40 kW
- Output Shaft Type: 1-1/4" Round with key
- Mounting Type: 6-Bolt
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1,000 RPM / 18 kW at 500 RPM, 36 kW at 1,000 RPM
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
- Dimensions (H x W x L): 8.38" x 10.38" x 14.25"
Additional Information
