Parker T12 Series Hydraulic Motor T12-060 T12-080 Dual Displacement Bent-Axis Motors

Parker T12-060 and T12-080 dual-displacement bent-axis hydraulic motors for crawler excavator travel drives. 60-80 cc/rev, 420 bar continuous, 480 bar intermittent, 95-127 Nm torque, 4400 rpm.

Brand: Parker

Series family: Parker Hannifin

Product type: Hydraulic motor

Model/series: V12

Source category: V12

Product Parameters

Parker T12 Series Hydraulic Motor T12-060 T12-080 Dual Displacement Bent-Axis Motors SERIES : T12 series Parker T12 Series Hydraulic Motor T12-060 T12-080 Dual Displacement Bent-Axis Motors

Product Details

Parker T12-060 / T12-080 Hydraulic Motor: Dual-Displacement Power for Crawler Excavator Travel Drives A crawler excavator’s ability to traverse muddy job sites, climb steep grades, and pivot in confined spaces depends entirely on its travel drive system. At the heart of this system is the hydraulic motor—the component that converts hydraulic flow into the rotational torque that turns the tracks. The T12-060 hydraulic motor and T12-080 motors from Parker’s T12 series are engineered specifically for this mission. Based on the proven V12 bent-axis design and optimized as dual-displacement cartridge motors, the T12 series delivers the high starting torque, speed flexibility, and environmental toughness that crawler excavators demand on the world’s toughest work sites. Technical Specifications – T12-060 / T12-080 Parameter T12-060 T12-080 Max. Displacement 60 cm³/rev 80 cm³/rev Continuous Pressure 420 bar (6,090 psi) 420 bar (6,090 psi) Intermittent Pressure 480 bar (6,960 psi) 480 bar (6,960 psi) Theoretical Torque @ 100 bar 95 Nm 127 Nm Max Output Power 170 kW N/A Speed Range @ Full Stroke 3,100 – 4,400 rpm 3,100 – 4,400 rpm Max Speed (min displacement) Up to 7,900 rpm Up to 7,900 rpm Weight ~26 kg ~33 kg Warranty 12 months 12 months Technical PDF www.baolilai-pump.com/contact_us/ www.baolilai-pump.com/contact_us/ Data derived from Parker T12 series technical documentation . Why the T12-060 and T12-080 Excel in Crawler Excavator Travel Drives The T12 series was purpose-built for track drives, with the T12-060 and T12-080 models offering distinct displacement options to match different excavator classes. Dual-Displacement Flexibility The T12’s two-displacement design allows a high ratio between high and low speed (maximum 3.33:1) . In a crawler excavator, this means the motor can operate in high-speed, low-torque mode for travel between work areas, then shift instantly to low-speed, high-torque mode for climbing slopes or maneuvering in soft ground. The displacement change is controlled by an external hydraulic pilot signal, giving the operator seamless speed control without additional valves. 9-Piston Bent-Axis Design for High Starting Torque Unlike swashplate designs, the T12’s 9-piston bent-axis configuration provides superior starting torque . This means the excavator tracks respond instantly when the operator pushes the travel lever, even on steep inclines or when the machine is fully loaded. The 9-piston layout also ensures exceptionally smooth operation, with minimal torque ripple during both acceleration and deceleration. 480 Bar Pressure Resilience for Extreme Loads When an excavator pushes into a stockpile or pivots against an obstacle, hydraulic pressure spikes can reach 480 bar intermittent . The T12 hydraulic motor robust rotating group—featuring lightweight pistons with laminated rings and heavy-duty bearings—absorbs these shocks without internal leakage or housing deformation. The 420 bar continuous rating ensures sustained torque for long travel distances, even in high-ambient temperatures. Built for Extreme Crawler Excavator Environments Crawler excavators operate in some of the harshest conditions on earth, and the T12 series motor is designed to survive them. High Operating Speeds for Rapid Positioning Thanks to low-weight pistons and a compact rotating assembly, the T12 achieves speeds up to 7,900 rpm at minimum displacement . This

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