Siemens Combustion SQM50.480A1Z3 Actuator

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120V 8SW 90DEG 30S ACTUATOR

Siemens SQM50.480A1Z3 Combustion Actuator – 15Nm, 90°/30s, 120V, 8 Auxiliary Switches

The Siemens SQM50.480A1Z3 Actuator is a high-precision electronic combustion actuator designed for reliable positioning control in industrial and commercial burner systems. Built for performance and durability, this actuator delivers accurate air and fuel ratio control, helping ensure safe and efficient burner operation.

Engineered by Siemens for combustion management applications, the SQM50 series actuator provides smooth rotary motion with dependable torque output and multiple auxiliary switch options for advanced control and feedback integration.

🔧 Key Features

• Model: SQM50.480A1Z3

• Power Supply: AC 110–120V

• Rated Torque: 15 Nm

• Rotation Angle:

  • 90° in 30 seconds

  • 130° in 43 seconds

• Auxiliary Switches: 8 built-in switches for position signaling and control functions

• Design: Electronic actuator for precise positioning

• Shaft: Supplied without shaft (shaft ordered separately if required)

• Certification: CE compliant

⚙️ Performance & Reliability

The Siemens SQM50.480A1Z3 actuator is designed for modulating burner control, offering accurate damper and fuel valve positioning. Its strong 15 Nm torque rating allows it to handle demanding combustion air and fuel control applications while maintaining stable and repeatable movement.

With eight auxiliary switches, this actuator supports complex control sequences, interlocks, and position feedback, making it ideal for modern burner management systems.

🔥 Typical Applications

• Industrial and commercial gas and oil burner systems

• Boiler combustion control

• Air damper positioning

• Fuel valve actuation

• OEM and replacement combustion control setups

✅ Why Choose the Siemens SQM50.480A1Z3?

• Trusted Siemens combustion control quality

• Precise and repeatable actuator positioning

• Multiple auxiliary switches for advanced system integration

• Durable construction for long service life in demanding environments

The Siemens SQM50.480A1Z3 combustion actuator is an essential component for maintaining safe, efficient, and responsive burner performance.