The Chelsea 680XHAHX-A5AZ or 680XHAHXA5AZ is a 680 Series Power Take-Off built around an 8-bolt mounting configuration, making it a fit for a wide range of Eaton/Fuller, Volvo/Mack, Daimler/Detroit, and other manual transmission applications. The 680 Series uses a cast iron housing with tapered cone bearings on the output shaft and tapered bearings on the input shaft in place of needle bearings, giving the unit a high torque rating suited for demanding applications like pneumatic blowers. The series supports intermittent torque ratings from 301 to 400 lb-ft and delivers 56+ HP output. Continuous operation is supported with a 30% de-rating. Call us to confirm proper fit for your specific transmission and application.
Features
8-Bolt mounting configuration fits a broad range of manual transmission applications
Cast iron housing with tapered cone bearings on the output shaft for high torque capability
Tapered input shaft bearings instead of needle bearings for greater load bearing performance
Intermittent torque rating: 301 to 400 lb-ft (501+ Nm); continuous operation with 30% de-rating
Deep mount housing option supports Mack transmission applications
Output options include SAE A, SAE B, ISO 7652 pump flanges, and driveline configurations
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable or Mechanical
- Output Type: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Intermittent Torque: 301 to 400 lb-ft (501+ Nm)
- 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
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Housing Material: Cast Iron
- Bearing Type - Output Shaft: Tapered Cone Bearings
- Bearing Type - Input Shaft: Tapered Bearings
- Dimensions (H x W x L): 8 in. x 10 in. x 14 in.
Additional Information
The Chelsea 680 Series is suited for aerial, fire and rescue, dump truck, refuse, snow and ice removal, service truck, and blower and product pump applications. Thirty-two output options are available across the series, including Chelsea's 360-degree rotatable flange, four internal speed ratios, and ten shift options. The space-saving air shift cover is designed to maximize clearance under the truck. Also referenced as SP680XHAHX-A5AZ.Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
