OT25F4N1 isolator switch — OT series, 25 A, 4-pole (model 10136476, product code 1SCA105055R1001) Key benefits - Clear, full isolation for safe maintenance and service: the OT25F4N1 provides positive electrical disconnection to protect personnel and equipment during repairs or testing. - Reliable performance within OT series range: rated at 25 A while aligning with the OT series family designed for 16-160 A applications, allowing consistent selection and replacement across installations. - Four-pole configuration for three-phase systems: 4P design isolates all three phases plus neutral, simplifying safe isolation of multi-phase circuits. - Easy integration and inventory control: explicit model number (10136476) and product code (1SCA105055R1001) make specification, procurement, and replacement straightforward. Primary attributes - Function: Manual isolator switch delivering full electrical isolation of circuits. - Current rating: 25 A nominal, suitable for systems and equipment within the OT series capacity. - Poles: 4P (four poles) — suitable for three-phase plus neutral disconnection. - Compatibility: Part of the OT series of isolators, intended for use where OT-series components and ratings (16-160 A family) are specified. - Performance focus: Designed to provide dependable on/off isolation under normal operating conditions, supporting safe maintenance and circuit protection strategies. Typical applications - Industrial control panels: Isolate motor feeders or control circuits during scheduled maintenance in manufacturing environments. - Commercial distribution boards: Provide safe, full disconnection of three-phase loads and neutral in building electrical distribution. - Switchgear and modular installations: Use as the isolator element within OT-series assemblies where a 25 A, 4-pole device is required. Ordering information - Model: OT25F4N1 - Manufacturer model number: 10136476 - Product code: 1SCA105055R1001 For projects requiring a consistent, 4-pole isolator within the OT series range, the OT25F4N1 offers a clear, serviceable solution for safe circuit isolation.