Red Box RB25-12/24 – 12V/24V Switchable Start Power Unit

Yes! The RB25-12/24 is fully air-transportable and classified as nonhazardous, making it compliant with aviation shipping regulations. This allows operators to move the unit between bases or deploy it for field operations without special handling restrictions. Its lightweight and compact design further simplifies logistics for traveling technicians or operators.

This unit is optimized for portability and off-grid use. Weighing just 44 lbs (20 kg) and housed in a rugged stainless steel case, the RB25A is easy to carry and deploy in field environments. Its high charge retention, weatherproof design, and fast recharge capability make it dependable for remote start operations where conventional power sources aren’t available.

Yes, the RB25-12/24 is fully weather-protected and can operate in harsh temperatures ranging from -40°F to 140°F (-40°C to 60°C). The sealed, stainless steel case resists moisture, dust, and impacts, ensuring reliable performance in challenging environments such as arctic regions or desert airfields.

The included 2.5-amp electronic charger can recharge the unit in under two hours. This fast charging time helps reduce downtime between uses, making the RB25-12/24 a practical solution for frequent starts during maintenance or field missions.

No, the RB25-12/24 is a virtually maintenance-free unit, designed for ease of use and minimal upkeep. Its sealed construction eliminates the need for routine fluid checks or component servicing, and it features a long shelf life with no memory effect, which helps preserve battery performance over time.

The unit includes a built-in reverse polarity warning to prevent incorrect connections and a 20A circuit breaker for auxiliary protection. These features protect both the user and the aircraft’s electrical system, reducing the risk of damage during startup procedures.

Yes, the internal cells are replaceable, which extends the unit’s overall service life. This modular design offers a cost-effective alternative to full unit replacement, especially for operations with high start-cycle demands.

The GPU is equipped with a digital voltage indicator rated to IP65 for water and dust resistance. This provides users with a reliable real-time readout of battery voltage during operation, even in inclement weather.

Yes! Red Box offers various output cable lengths, croc clips, and multiple connector options to match your aircraft type. This adaptability allows seamless integration into a wide range of aircraft configurations without the need for third-party adapters.

The unit measures just 13.8” x 3.5” x 9” (35 x 9 x 23 cm) and comes with a carry bag for easy transport. Its compact form factor and durable case make it suitable for aircraft toolkits, mobile service vehicles, or MRO teams operating in decentralized locations.

Yes, the battery is fully sealed and leakproof, allowing the unit to operate in any orientation. This flexibility is especially useful in tight spaces or challenging environments where horizontal or vertical positioning may vary.

Unlike traditional batteries that degrade quickly with deep cycling, the RB25-12/24 is engineered for high retention, fast recharge, and no cycling requirements. When paired with the external charger and proper usage practices, the unit provides extended life and consistent performance for years of service.