Product Overview
The Eaton 300AA00042A is a high-performance solenoid-operated directional control valve engineered for precise hydraulic flow management in demanding industrial circuits. As part of the Vickers solenoid directional valve family, this unit utilizes a robust wet-armature solenoid design to shift an internal spool, directing pressurized fluid to specific actuator ports for extension, retraction, or holding functions. The 300AA00042A is configured for reliable, high-cycle operation, offering fast response times and low pressure drop, making it an ideal choice for controlling cylinders and motors in complex hydraulic power units and manifold systems.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Solenoid Directional Control Valve |
| Model Designation | 300AA00042A |
| Operating Pressure | Up to 350 bar (5075 psi) rated |
| Mounting & Connection | Standard ISO 4401 / CETOP 3, 5, or 8 interface (NFPA / DIN subplate mounting) |
| Actuation Type | High-force wet-pin solenoid, push or pull type |
| Spool Configuration | 2-position or 3-position, 4-way (closed center, tandem, or float options) |
| Flow Capacity | Up to 80 L/min (21 GPM) nominal, depending on spool type |
| Response Time | 20–40 ms (energization), 15–30 ms (de-energization) |
| Electrical Supply | 12 VDC, 24 VDC, or 110/230 VAC (dependent on coil rating) |
| Seal Material | Nitrile (Buna-N) or Viton for high-temperature / fire-resistant fluids |
Engineering Features & Advantages
- Precision Spool Metering: The hardened, precision-ground spool and sleeve assembly ensures minimal internal leakage and accurate flow control, enabling smooth actuator positioning and repeatable cycle performance.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, the valve features a robust wet-armature solenoid that dissipates heat efficiently and protects internal components from contaminants and moisture.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original Vickers and Eaton OEM standards, ensuring drop-in interchangeability without modification to manifolds or electrical connections.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original EATON OEM standards, ensuring drop-in replacement without modification to existing manifolds or piping.
Typical Industrial Applications
The 300AA00042A is configured for reliable, high-cycle operation, offering fast response times and low pressure drop, making it an ideal choice for controlling cylinders and motors in complex hydraulic power units and manifold systems.
PRODUCT IMAGES


EATON 300AA00042A Solenoid Directional Valve
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- 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 Eaton 300AA00042A Solenoid Directional Valve. This USA-made 24V DC hydraulic component features a 4-way 3-position design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.