Baomain

20A 660V 3-Position Changeover Switch, 12 Terminal 1-0-2 Selector SZW26-20/D303.3 for Motor Reversing, Generator Transfer & Industrial Power Control

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R 671
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Description

  • Multi-Scene Application: Engineered for professional motor reversing, generator transfer, and manual power selection. The precise 1-0-2 (ON-OFF-ON) indexing mechanism ensures safe and synchronized circuit switching for industrial or workshop projects.
  • Premium Silver Alloy & Installation Tip: Equipped with high-conductivity silver alloy contacts for efficient power transmission and oxidation resistance.
  • Heavy-Duty Industrial Specs: Features a 660V Insulation Voltage (Ui) and a 20A Thermal Current (Ith). Constructed from reinforced flame-retardant PC material, it provides excellent heat resistance and high-temperature insulation safety under rigorous loads.
  • Standard Panel Mounting: Designed for mounting boards with a thickness of 1mm to 4mm. The compact 50 x 50mm square faceplate and robust internal build make it ideal for integration into control cabinets and industrial automation panels.
  • Simplified Wiring Logic: To assist with setup, the 12-terminal matrix follows a clear logic: In Position 1, terminals (1-2, 5-6, 9-10) are connected; in Position 2, terminals (3-4, 7-8, 11-12) are connected. Please refer to the Truth Table in our images for full schematic details.
  • On - Off - On position control and 12 terminals design.
  • Suitable for the thickness between 1mm to 4mm of the mounting board.
  • Suitable for a wide range of applications, it can be applied as a circuit control switch, master control switch, testing equipment control switch, or change-over switch for electric welding machinery and other equipment.
    • Technical Specifications
    Manufacturer
    Baomain
    Model
    SZW26-20/D303.3
    Color
    Black
    Size
    50 x 50 x 80mm /2" x 2" x 3.1"(L*W*H)
    Height
    7.9 cm
    Length
    5.1 cm
    Width
    5.1 cm
    Weight
    0.13 kg
    Shipping & Delivery

    Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.

    Returns & Exchanges

    We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.