Product Overview
The Schubert & Salzer 8049/4P5-15000-11-00 (Part No. 4058343) is a high-precision electro-pneumatic positioner engineered for the accurate control of pneumatic control valves and quarter-turn actuators within demanding process environments. Operating on a force-balance feedback principle, this instrument converts a standard electrical input signal into a proportional pneumatic output pressure, ensuring precise valve stem positioning and reliable process regulation. As a critical component in automated process loops, it serves as the interface between the central control system and the final control element, delivering the responsiveness and repeatability required for industrial flow, pressure, and temperature management.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Electro-Pneumatic Positioner (Process & Pneumatic Valve Accessory) |
| Model Designation | 8049/4P5-15000-11-00 / 4058343 |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
Engineering Features & Advantages
- Precision Performance: Advanced force-balance feedback mechanism ensures highly accurate spool positioning and minimal deadband, translating electrical signals into exact pneumatic outputs for superior process control.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, featuring robust housing and internal components resistant to vibration, temperature fluctuations, and supply air contaminants.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring seamless integration into existing Schubert & Salzer valve assemblies and actuator mounting configurations.
Typical Industrial Applications
This electro-pneumatic positioner is widely utilized in heavy industrial scenarios requiring precise valve modulation, including chemical and petrochemical processing plants, power generation facilities for steam and cooling water regulation, water and wastewater treatment systems, and general manufacturing automation where accurate pneumatic valve control is essential for maintaining optimal process parameters.
PRODUCT IMAGES



Schubert & Salzer 8049/4P5-15000-11-00 / 4058343 Electro-Pneumatic Positioner
âš¡ 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 SCHUBERT & SALZER 8049/4P5-15000-11-00 / 4058343 Solenoid Directional Control Valve. This Germany-made 24V DC hydraulic component features a 4/3-way spool design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.