Siemens C73451-A430-D81 | Electric Valve Positioner for Actuators

Siemens C73451-A430-D81 | Precision Electric Valve Positioner for Actuated Control Systems

Overview

The Siemens C73451-A430-D81 is a high-precision electric valve positioner designed for accurate control of valve position in automated flow systems. Typically used with Siemens or compatible electric actuators, this unit ensures precise modulation in response to control signals for applications in HVAC, process control, and industrial automation.

It improves system stability and efficiency by ensuring the valve operates at the correct position based on the input signal, helping to optimize flow, temperature, or pressure in controlled environments.

Key Features

• Electric Valve Control – Provides precision positioning for modulating valves

• High Accuracy & Repeatability – Ensures stable flow and process performance

• Compatible with Siemens Actuators – Seamless integration into Siemens automation systems

• Compact Design – Easy to mount and configure

• Durable Construction – Built for long-term operation in demanding environments

• Feedback Capability – For monitoring valve position and system performance

Technical Specifications

• Model: C73451-A430-D81

• Function: Electric valve positioner

• Control Signal: Typically 0–10 V, 4–20 mA (consult Siemens manual)

• Position Feedback: Available (type-dependent)

• Mounting: Designed for use with Siemens valve actuators

• Power Supply: 24 VAC/DC (varies by model)

• Operating Conditions: Industrial or HVAC system environments

• Build Material: High-durability industrial-grade housing

• Configuration: Manual setup or auto-calibration (model dependent)

Applications

• HVAC Systems – Accurate control of heating and cooling valves

• Process Automation – Modulating valve control in flow/pressure systems

• Building Automation – Ensures precise airflow and temperature regulation

• Industrial Plants – Enhances reliability and efficiency of automated control systems

Why Choose the Siemens C73451-A430-D81?

• Proven Siemens reliability in valve automation

• Precision flow control for various industrial and commercial uses

• Easy integration into existing control architectures

Order Now

In stock and ready for global shipping. Compatible actuators and accessories also available.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply