Traveling with a generator requires secure, weatherproof storage that protects equipment while maximizing cargo space. The following generator boxes and related transport solutions are designed for travel trailers, offering anti-theft features, durable construction, and compatibility with popular trailer models. This guide compares five prominent options, highlighting security, moisture protection, fit, and installation considerations to help you choose a reliable travel trailer generator box.
| Product | Brand | Key Benefit |
|---|---|---|
| Stromberg Carlson CC-220 Gen Secure II Generator Box | Stromberg Carlson | Anti-theft design and aluminum durability |
| Fsehyue Aluminium Generator Toolbox (29.5 x 19.7 x 23.6 in) | Fsehyue | Fully sealed, heavy-duty protection |
| Stromberg Carlson CC-255 Trailer Tray | Stromberg Carlson | A-frame mount, high capacity |
| LUNTHINK Generator Box (39.4 x 35 x 35.5 in) | LUNTHINK | Large internal space with weather resilience |
| Fsehyue Aluminium Generator Toolbox (24.4 x 15.7 x 19.7 in) | Fsehyue | Compact, fully sealed, easy transport |
Choosing the right generator box involves evaluating security features, weather resistance, capacity, and how well it integrates with your trailer’s frame. The options below cover a range of sizes and installation styles—from A-frame trays to fully enclosed boxes—so you can select a solution that keeps your generator safe, secure, and accessible on every trip.
Stromberg Carlson CC-220 Gen Secure II Generator Box

The Stromberg Carlson Gen Secure II combines anti-theft features with a rust-resistant aluminum diamond plate body, designed for secure storage of a generator and related gear during both travel and stationary storage. Its design emphasizes robust security while supporting trailer-ready installation, including compatibility with Stromberg Carlson trailer trays. The durable construction is built to withstand harsh weather conditions, protecting contents from moisture, dust, and impact.
Fsehyue Aluminium Generator Toolbox (29.5” x 19.7” x 23.6”)

This heavy-duty Fsehyue toolbox emphasizes a fully sealed enclosure to block rain, dust, and sediment, protecting generators and stored tools in all weather. With dimensions designed to fit most standard generators, it also acts as a theft deterrent and offers reliable durability for outdoor use, whether parked or on the highway. The box balances ample internal space with manageable portability for RV storage needs.
Stromberg Carlson CC-255 Trailer Tray

The CC-255 Trailer Tray provides a sturdy A-frame mounted platform for generators and other gear, broadening travel storage options. It supports up to 300 lbs and is adaptable to most A-frame trailers, with a curved-leg design that facilitates a custom-like fit. This tray enhances accessibility to essential equipment while keeping weight distributed for stable towing and ride comfort.
LUNTHINK Generator Box (Large Capacity)

Designed for maximum generator footprint, this LUNTHINK box accommodates up to 39.4″ x 35″ x 35.5″ units, ensuring broad compatibility with larger generators. Built to resist weather extremes, it includes multiple vents and drainage considerations to manage heat and moisture. The box’s robust steel construction prioritizes structural integrity and long-term durability for frequent travel use.
Fsehyue Aluminium Generator Toolbox (Compact)

This compact Fsehyue toolbox delivers reliable protection in a smaller footprint, ideal for RV garages and limited cargo spaces. The fully sealed design helps protect against rain and dust, while the included locking mechanism deters theft. Its size fits most standard generators without compromising other storage needs in your trailer.
suntonmoto 30” x 23” x 23” Aluminum Generator Toolbox

Suntonmoto’s tongue box storage chest combines aluminum strength with a corrosion-resistant diamond tread surface for lasting durability. It features a built-in security lock and top-lid access for easy generator retrieval, making it a practical choice for RVs and trucks needing reliable, weatherproof storage with straightforward access.
Buying Guide: Key Purchase Considerations
- Security: Look for anti-theft features, locking mechanisms, and tamper-resistant latches to protect equipment during travel and storage.
- Weatherproofing: Fully sealed enclosures, rust-resistant materials, and weatherproof gaskets help keep moisture, dust, and debris out of the box.
- Fit and Compatibility: Confirm the box or tray fits your trailer model (A-frame vs. bumper pull) and accommodates your generator’s dimensions and weight.
- Ventilation and Drainage: Adequate vents prevent heat buildup; drainage features prevent water accumulation after rain or washing.
- Durability: Aluminum, steel, or diamond-plate constructions offer varying levels of weight, corrosion resistance, and impact protection—choose based on travel environments.
- Installation and Accessibility: Consider ease of installation, required mounting hardware, and how quickly you can access the generator when needed.
- Portability vs. Capacity: Larger boxes protect bigger generators but require more space; balance enclosure size with trailer storage constraints.
- Maintenance: Look for boxes with simple cleaning, minimal maintenance needs, and durable finishes suited for outdoor use.
When choosing a generator box for a travel trailer, prioritize a balance of security, weather resistance, and size that fits your towing setup. If you frequently travel to extreme climates or store the generator outdoors, favor fully sealed, rust-resistant options with robust locking systems. For occasional use or tighter spaces, compact enclosures with reliable ventilation and easier access may be more practical. Finally, consider compatibility with your trailer’s mounting points and ease of installation to ensure dependable performance on every trip.