This standard covers valve-regulated lead-acid (immobilized electrolyte) batteries, hereinafter referred to as VRLA cells (or modules), used as a reserve energy source that supports dc-powered telecommunications load equipment.

Original price was: $276.56.$138.00Current price is: $138.00.
Valve-Regulated Lead-Acid Batteries Used in the Telecommunications Environment
The Alliance for Telecommunications Industry Solutions , 12/01/2008




