Specifications include, but are not limited to: Blanket contract for OPzS type battery, 60 cell, 120 VDC, 200 AH at 8 hour rate with associated hardware, inter-jar jumpers, and warranty. Reference Part II for contract term length details and projected quantities.; a. Batteries shall have the following ratings: i. Cells 60; ii. Nominal Voltage 120 VDC; iii. Rating 200 AH at 8-hour rate; b. Batteries shall be vented flooded type, tubular Lead-Selenium Low-Antimony. Can be either single-cell or multi-cell blocks.; c. Batteries shall have a proven service life of a minimum of 20 years on float charge at a temperature of 77°F or less.; d. Batteries shall be designed for greater than 1000 cycles at 80% depth of discharge during design life.; e. Batteries shall be delivered fully charged and filled with electrolyte with the capacity to deliver 100% or greater of the nameplate AH rating.