Consider the High Rate Powersonic PHR-1290F2 FR Battery. Delivering 12V/9.0AH or 36 Watts per Cell at 15 minutes, this high rate discharge battery is part of the Power-Sonic High-Rate Range of Sealed Lead Acid Batteries ) often referred to as VRLA (Valve Regulated Lead Acid). This Flame Retardant (FR) Battery will ensure reliable performance in your UPS or any High Rate Discharge Application.


BATTERY ATTRIBUTES:

Nominal Voltage ......................................................... 12 volts (6 cells)
Nominal Power (15 min.) ..............................................36 W/Cell
Rated Capacity
20-hr. (0.42A to 1.80 volts) ............................................8.5 AH
10-hr. (0.80A to 1.80 volts) ............................................8.0 AH
8-hr. (0.98A to 1.75 volts) ............................................7.8 AH
Approximate Weight.................................................... 5.3 lbs. (2.40 kg)
Internal Resistance (approx.)........................................ 13 milliohms
Dimensions..................................................................L: 5.95 (151) W: 2.56 (65) H: 3.68 (93.5) HT: 3.90 (99)


Spec Sheet - https://www.power-sonic.com/product/phr-1236/