SURFACE MOUNT TYPE III CIRCUIT BREAKER

Mechanical Products 175-S8 Series Circuit Breaker – 30A–150A, 2-Pole, Manual Reset, Surface Mount (48V DC) The Mechanical Products 175-S8 Series circuit breaker is a high-amperage, Type III manual reset thermal circuit breaker designed for reliable protection in demanding electrical systems. Built for durability and consistent performance, this breaker is ideal for truck fleets, vehicle upfitters, municipalities, emergency vehicles, and industrial equipment. Featuring a manual reset, push-to-trip design with trip-free operation, the 175-S8 allows safe and controlled circuit interruption and restoration. Its compact surface-mount configuration with stud terminals makes it well-suited for tight installations and high-current applications. Constructed with a rugged thermoplastic housing and sealed to IP67 standards, this breaker is built to withstand vibration, moisture, and harsh working environments. It delivers dependable protection while helping reduce downtime and protect critical electrical components. Available in 30A to 150A configurations to support a wide range of applications. Key Features Mechanical Products 175-S8 Series circuit breaker Type III manual reset with push-to-trip, trip-free operation 1-pole configuration across all variants Surface mount (S8 configuration) with stud terminals Designed for high-vibration and demanding environments Sealed construction for moisture and debris resistance (IP67) Made in the USA Technical Specifications Voltage Rating: Up to 48V DC Amperage Range: 30A – 150A (variant dependent) Poles: 1 Breaker Type: Thermal, Type III manual reset Mounting Style: Surface mount (S8 configuration) Terminals: 1/4"-28 threaded studs Ingress Protection: IP67 Operating Temperature: -40°C to 85°C Interrupt Rating: Up to 1500A @ 48V DC Compliance: UL1077, SAE, ABYC