The Chelsea 680 Series Power Take-Off, part number 680ZFDAX-A5XK or 680ZFDAXA5XK, is a medium- to heavy-duty PTO engineered for transmissions with an 8-bolt PTO aperture. Shift is wire/cable mechanical. The 1-1/4" round output shaft with key delivers output power of 56+ HP (51+ kW), with shaft power ratings of 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. Intermittent torque ratings for the 680 Series reach 375 lb-ft (508 Nm) - check application pages for actual ratings on this configuration. The cast iron housing uses tapered cone bearings on the output shaft for high torque capacity, making this unit well suited to pneumatic blower applications. A deep-mount housing option accommodates Mack transmission installations. Compatible with Eaton/Fuller, Volvo/Mack, and other transmission families. Call us to confirm proper fit for your application.
Features
8-bolt mounting for broad manual transmission coverage including Eaton/Fuller and Volvo/Mack
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque capacity up to 375 lb-ft (508 Nm) - verify actual rating for your application
Shaft power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
Deep-mount housing option available for Mack transmission applications
Tech Specs
- Intermittent Torque: 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)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
