ABB 1SDA066765R1 A1N 125 TMF 80-800 4p F F 4-Pole 80A Fixed Moulded Case Circuit Breaker

The ABB A1N 125 TMF 80-800 4p F F (SKU: 1SDA066765R1) is a 4-pole, 80 A fixed-mount power circuit-breaker from the Formula A1 series, engineered for reliable protection of transformers, generators, and downstream installations. Compact at 101.6 × 130 × 60 mm and weighing just 1 kg, this breaker delivers robust overcurrent protection in a space-efficient package suited for industrial control panels and distribution boards.

Technical Specifications

Certifications & Standards

• CE: Complies with European Union directives for electrical equipment safety and electromagnetic compatibility
• RoHS: Restriction of Hazardous Substances — free from restricted materials including lead, mercury, and cadmium
• REACH: Compliant with EU REACH regulation on chemical substance safety
• CB Scheme Certificate: IEC CB scheme certification for international market acceptance and cross-border compliance
• WEEE: Compliant with Waste Electrical and Electronic Equipment directive for responsible end-of-life disposal

Applications & Use Cases

• Transformer primary and secondary protection in industrial and commercial power distribution
• Generator protection panels and standby power systems
• Main and sub-distribution boards in industrial automation environments
• Control panel incoming supply protection for machinery and process equipment
• Building services and infrastructure electrical installations requiring 4-pole isolation