Concorde Battery Sealed RG-330

The Concorde RG-330 is a 24 V sealed recombinant-gas (RG) valve-regulated lead-acid (VRLA) aircraft battery using absorbed glass mat (AGM) technology. It is designed by Concorde for engine starting and emergency-power service in helicopter and turbine aircraft applications.

The sealed, maintenance-free construction uses a polypropylene container and cover, with electrolyte retained within the battery plates and separators. The RG-330 has no free electrolyte and is specified as non-spillable.

• Manufacturer part number: RG-330
• Voltage: 24 V
• Rated capacity: 30 Ah at the C1 rate
• Maximum mass: 27.7 kg
• Internal M8 female threaded terminals with silicon-bronze alloy terminal hardware
• Low-impedance VRLA-AGM design for starting and essential-power duties
• TSO-authorized model according to Concorde product literature

Please verify the aircraft manufacturer’s specified battery part number, physical installation details and applicable approval data before installation.

Relevant manufacturer documentation includes the RG-330 specification brochure, User Declaration of Design Performance / MOPS document, Owner/Operator Manual and Component Maintenance Manual 5-0171.