TTocas E9 200A Circuit Breaker | Manual Reset, 12–48V DC, IP67 Waterproof, UL Certified

Overview: rugged, dependable protection for mobile power systems

The TTocas E9 200A circuit breaker is designed for on‑the‑go electrical setups where reliability matters. With a manual reset, it helps you recover quickly after a trip, reducing downtime in demanding environments such as boats, RVs, and utility vehicles. Built to operate across a broad DC window of 12–48V, this unit is suited for battery banks, winches, and other high‑demand components that live in motion or exposure.

Key features at a glance

• 200 A automotive replacement circuit breaker with a manual reset button for easy recovery
• Operating voltage from 12V to 48V DC; high fault current ratings: 2,500A at 14V, 1,500A at 48V
• 3/8" M10 stainless steel studs with a protective insulator for durable mounting
• Compact, lightweight design that fits tight panels without sacrificing protection
• SAE J1625, J1171, and UL1500 ignition‑protected compliance; UL 94V0 thermal plastic housing

The unit is designed to withstand challenging environments with a temperature range from -32°C to 82°C (-25°F to 180°F) and a robust enclosure that helps safeguard electrical circuits against the elements. The IP67 waterproof rating (as noted in product capabilities) adds a layer of resilience for installations exposed to rain, splash, or spray—common in boats, off‑grid cabins, and outdoor service vehicles.

Whether you’re outfitting a marine battery bank, an RV electrical system, or a solar storage array, the TTocas E9 provides a practical, standards‑backed option for overcurrent protection. It’s a component you might consider as part of a thoughtful system design—helpful for managing power in busy setups where reliability matters, without promising guaranteed results.

Use cases and practical benefits

• Quickly reset after a trip to minimize downtime in mobile environments
• Securely mount with stainless steel studs for lasting performance in humid or salty settings
• Compatible with 12–48V DC battery systems and winch applications
• Designed to meet recognized automotive and marine standards for safer operation

Technical snapshot

• Current rating: 200 A; DC working voltage: 12–48 V
• Fault current ratings: 2,500 A @ 14 V; 1,500 A @ 48 V
• Mounting: 3/8" M10 stainless steel studs; protective insulator included
• Housing: UL rated 94V0 thermal plastic; operating temperature range -32°C to 82°C
• Certification: SAE J1625, J1171, UL1500 (Ignition Protected)