The Chelsea 680ZFDAX-P5XK or 680ZFDAXP5XK is an 8-bolt Power Take-Off from the Chelsea 680 Series, covering most manual transmission applications with an 8-bolt PTO aperture. The 680 Series is a medium- to heavy-duty PTO designed for higher-torque work such as pneumatic blowers, dump trucks, and aerial equipment. The cast iron housing pairs with tapered cone bearings on the output shaft for long service life. The series carries an intermittent torque rating of up to 375 lb-ft (508 Nm) and delivers up to 56 HP of output power. Compatible transmission manufacturers include Eaton/Fuller, Volvo/Mack, and Daimler/Detroit. Call us to confirm proper fit for your specific transmission.
Features
8-bolt mounting for broad coverage of manual transmission applications
Cast iron housing with tapered cone bearings on the output shaft
Intermittent torque rating up to 375 lb-ft (508 Nm); continuous operation supported with 30% de-rating
Output power of 56+ HP (51+ kW)
Deep mount housing option supports Mack transmission applications
Compatible with Eaton/Fuller, Volvo/Mack, and Daimler/Detroit transmissions
Tech Specs
- Mounting Type: 8-Bolt
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Intermittent Torque: up to 375 lb-ft (508 Nm) - check application pages for actual torque rating
- Continuous Operation: Yes, with 30% de-rating
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Shift Type: Wire/Cable or Mechanical
- Output Types Available: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Dimensions (H x W x L): 8 in. x 10 in. x 14 in.
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
