Concorde Battery Sealed RG-390E/KSH

The Concorde Battery RG-390E/KSH is a heated Platinum Series® turbine aircraft battery component designed for engine-starting duty and emergency-power use. It uses sealed valve-regulated lead-acid (VRLA) construction with absorbed glass mat (AGM) technology, providing a maintenance-free design with no water replenishment required.

The RG-390E/KSH features a fireproof stainless-steel container with vent louvres and a Heater Control Unit (HCU) mounting location. Concorde specifies a compatible HCU as necessary for the complete heated battery assembly to operate as designed; confirm the required HCU and approved installation configuration against the applicable aircraft maintenance data before purchase or installation.

• Manufacturer part number: RG-390E/KSH
• Nominal voltage: 24 V
• Rated capacity: 28 Ah at the 1-hour rate (C1)
• Construction: sealed recombinant-gas VRLA, AGM
• Container: fireproof stainless steel with vent louvres
• Maximum weight: 29.0 kg
• Approximate overall dimensions: 248 × 267 × 227 mm

Relevant manufacturer documentation includes the RG-390E Heated Series brochure, outline drawing RG-390E_KH, and Component Maintenance Manual CMM 5-0530 for the RG-390E/H series.