ABB 1SCA022719R1810 OT400E04P 4-Pole Base Mounted 400A Switch-Disconnector

The ABB OT400E04P (SKU: 1SCA022719R1810) is a 4-pole, base-mounted switch-disconnector rated at 400 A, designed for safe isolation and switching of electrical circuits in industrial control panels and power distribution systems. Part of the ABB OT series, the OT400E04P delivers reliable disconnection performance in compliance with IEC 60947-3, making it the trusted choice for maintenance isolation and load switching in demanding industrial environments. Its robust construction — weighing 3.9 kg with compact overall dimensions of 235 mm × 185 mm × 107 mm — ensures straightforward integration into existing panel layouts.

Technical Specifications

Certifications & Standards

• IEC 60947-3: International standard for switches, disconnectors, switch-disconnectors and fuse-combination units
• IEC 60947-1: General rules for low-voltage switchgear and controlgear
• EN 60664: Insulation coordination for equipment within low-voltage supply systems
• ATEX: Certified for use in potentially explosive atmospheres
• CE: Conforms to applicable European Union directives
• VDE: Verified by the German Association for Electrical, Electronic & Information Technologies
• RoHS: Compliant with the Restriction of Hazardous Substances Directive
• REACH: Compliant with EU REACH chemical safety regulation
• WEEE: Compliant with the Waste Electrical and Electronic Equipment Directive

Applications & Use Cases

• Main isolation and maintenance switching in industrial control panels
• Power distribution boards requiring safe load disconnection
• Motor feeder circuits requiring 4-pole isolation (including neutral)
• Hazardous area installations requiring ATEX-rated disconnection devices
• Commercial and industrial HVAC, pump, and compressor control panels