The Chelsea 680 Series Power Take-Off Assembly, part number 680XQAHX-A5XD or 680XQAHXA5XD, is a medium- to heavy-duty PTO built for 8-bolt transmission openings on Eaton/Fuller, Volvo/Mack, and other compatible transmissions. It features wire/cable mechanical shift and a 1-1/4" round output shaft with key. Shaft power runs 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM, with an intermittent torque rating of 301-400 lb-ft (check application pages for actual torque ratings). A deep-mount housing option covers Mack transmission applications. The cast iron housing and tapered cone bearings on the output shaft give this series a strong load-bearing capability, making it a common choice for pneumatic blowers and other high-torque vocational duty cycles. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 680 Series PTO for 8-bolt transmission openings on Eaton/Fuller and Volvo/Mack transmissions
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque rating: 301-400 lb-ft (check application pages for actual ratings)
Shaft power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
Deep-mount housing option for Mack transmission applications
Tech Specs
- Intermittent Torque: 301-400 lb-ft / 501+ Nm (375 lb-ft / 508 Nm - check application pages for actual torque ratings)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 56+ HP / 51+ kW
- Compatible Transmission Manufacturers: Eaton/Fuller, Volvo/Mack, Other
- Output Shaft Type: 1-1/4" Round with Key
- Mounting Type: 8-Bolt
- Shaft Power: 36 HP (500 RPM), 71 HP (1000 RPM), 107 HP (1500 RPM) / 27 kW (500 RPM), 53 kW (1000 RPM), 80 kW (1500 RPM)
- Dimensions (H x W x L): 8.38" x 10.38" x 10.75"
Additional Information
