The 2-5700-IG1-P10-A3-0.3A is a single pole thermal overcurrent circuit breaker with press-to-reset, tease-free, trip-free snap action mechanism designed for panel mounting via threadneck. This model features an iG1 moulded threadneck (3/8"-27UNS-2A) with metal hexnut and plastic knurled nut, P10 blade terminals (6.3-0.8 mm QC .250), and an additional unprotected circuit tap (-A3 option). The device is rated for 0.3 A at AC 250 V or DC 28 V, with an internal resistance of 14 O and operates reliably across an ambient temperature range of -20°C to +60°C. It is approved to CBE standard EN 60934 (IEC 60934) and UL 1077, making it suitable for motors, transformers, solenoids, battery chargers, power supplies, appliances, and machinery in extra low voltage systems.