Product Overview
The Parker F12-040-MS-SV-T-000-0000-P0 (part number 3786812) is a high-performance axial piston motor from the renowned Parker F12 series, engineered for demanding industrial and mobile hydraulic applications. Utilizing a bent-axis axial piston design, this motor delivers exceptional efficiency, high starting torque, and reliable performance across a wide speed range. The F12 series is specifically designed for both open and closed loop circuits, offering smooth operation at low speeds and high overall efficiency. With its robust construction and precision engineering, the F12-040 is ideal for applications requiring high power density and precise control in a compact package.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Axial Piston Motor |
| Model Designation | F12-040-MS-SV-T-000-0000-P0 |
| Part Number | 3786812 |
| Displacement | 40 cm³/rev (nominal) |
| Operating Pressure | Up to 420 bar (continuous), 480 bar (peak) |
| Speed Range | Up to 6,000 rpm (depending on circuit) |
| Mounting & Connection | Standard SAE / ISO flange, splined shaft |
| Control Type | MS – Manual Servo / SV – Solenoid Valve (proportional control) |
Engineering Features & Advantages
- Precision Performance: Bent-axis axial piston design ensures high volumetric and mechanical efficiency, with excellent low-speed stability and high starting torque.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust bearings and hardened components for long service life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in replacement without modification.
- Advanced Control Options: MS/SV control allows precise proportional control of motor displacement, enabling smooth acceleration and deceleration in dynamic systems.
- Compact & Lightweight: High power density design reduces installation space and system weight without compromising performance.
Typical Industrial Applications
This axial piston motor is ideally suited for a wide range of heavy-duty industrial and mobile applications, including: plastic injection molding machines, metallurgical presses, construction and marine hydraulics, CNC machine tools, and other high-pressure hydraulic systems requiring precise speed and torque control. Its robust design and advanced control features make it a reliable choice for demanding environments where uptime and efficiency are critical.
PRODUCT IMAGES

PARKER F12-040-MS-SV-T-000-0000-P0 / 3786812 Axial Piston Motor
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine PARKER F12-040-MS-SV-T-000-0000-P0 / 3786812 Hydraulic Motor. This Italy-made fixed displacement motor features a robust axial piston design, delivering reliable, high-torque fluid power for heavy-duty industrial systems.