T Tocas 30A Manual Reset DC Circuit Breaker E9 — 12–72V, IP67 Water-Resistant, Ignition-Protected

Designed for auxiliary and accessory protection in trucks, buses, RVs, marine applications, and DC audio systems, the T Tocas E9 combines a space-saving footprint with durable, safety-focused materials. Its manual reset and integrated switch button let you cut and restore power quickly without changing fuses, while 1/4"-28 threaded studs and an extended surface mount simplify installation. The thermoplastic housing meets UL 94 V-0 flammability standards and the unit complies with SAE and UL ignition-protection guidelines.

How does the E9 protect my 12V–72V accessory circuits?

The E9 interrupts overcurrent conditions at a reliable 30-amp trip point, preventing wiring damage and protecting connected accessories. Its manual reset means you can inspect the circuit and restore power only after addressing the fault.

• Rated continuous current: 30 amps for 12–72V DC systems
• Manual reset prevents accidental automatic re-energizing
• Integrated switch button for easy on/off control
• Thermoplastic UL 94 V-0 housing reduces fire risk

Will the E9 survive harsh outdoor or marine conditions?

Yes. The E9 is built to withstand wet environments and the thermal and vibration demands of mobile installations. Its IP67 ingress rating protects against temporary immersion, and materials are chosen for corrosion and flame resistance.

• IP67-rated for dust-tight and temporary immersion protection
• UL 94 V-0 thermoplastic housing resists ignition
• Meets SAE J1625 and J1171 environmental and ignition standards
• Compact, vibration-tolerant surface-mount design

How do I install and use this breaker in my vehicle or boat?

Installation is straightforward: secure the unit to a flat surface using its extended mount and fasten electrical connections to the 1/4"-28 threaded studs. Use the manual reset button to switch the circuit on or off and to reset after a trip.

• Mount on a flat surface using the extended mounting base
• Connect positive and load leads to the 1/4"-28 studs with appropriate ring terminals
• Use the switch button to open or close the circuit without replacing fuses
• Follow vehicle/boat wiring best practices and fuse recommendations for ancillary circuits

What applications are best suited for this 30A breaker?

The E9 is optimized for protecting auxiliary systems where accessible resetting and compact size matter. Typical installations include automotive accessories, RV power outlets, small marine battery chargers, and aftermarket DC audio components.

• Auxiliary and accessory circuits in trucks, buses, and RVs
• Marine battery chargers and onboard DC power circuits
• Car and boat audio systems, amplifiers, and lighting circuits
• Any 12–72V DC auxiliary load requiring manual reset protection

Who is this for: The T Tocas E9 30A manual-reset circuit breaker is made for installers, fleet technicians, boat owners, RV enthusiasts, and anyone adding or protecting DC accessories where compact size, waterproofing, and ignition-protection matter. Choose the E9 when you need a reliable, serviceable overcurrent device that meets SAE and UL ignition standards and fits tight mounting spaces.