Description
Siemens 3UA5500-2Q Thermal Overload Relay 25-36A | New Old Stock Boxed
Are you searching for an exact bimetallic replacement part for a legacy industrial motor starter assembly? The Siemens 3UA5500-2Q is an authentic, 3-pole adjustable thermal overload relay. This genuine protection element is a brand new, unused unit from warehouse surplus stock, preserved perfectly inside its original manufacturer cardboard box.
Premium Factory Surplus: New Old Stock Boxed
Sourcing New Old Stock (NOS) control gear allows electrical maintenance teams to preserve existing automation infrastructure without undergoing complex system overhauls. Because this specific bimetal relay is brand new, it provides the exact same high-fidelity protection curves as a factory-fresh unit. Consequently, it serves as an ideal choice for urgent motor controller repairs, critical machinery backup inventory, or routine panel upgrades.
Siemens 3UA5500-2Q Key Specifications
- Product Type: Bimetal Thermal Overload Relay
- Part Number: 3UA5500-2Q
- Manufacturer: Siemens Automation Range
- Setting Range: Adjustable from 25 A to 36 A
- Contactor Compatibility: Direct mounting onto Siemens 3TF34, 3TF35, 3TF44, and 3TF45 models
- Auxiliary Contacts: Integrated 1NO + 1NC Potential-Free Contacts
- Trip Performance: Certified Class 10A Protection
- Reset Interface: Built-in Manual or Automatic Reset Modes (Blue Button)
- Testing Features: Integrated Test Button (Red) and Trip Indicator (Green)
- Maximum Insulation Voltage: Rated up to 690 V AC

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