MK ES12-12, 12 V / 12 Ah Sealed Lead-Acid AGM Battery

Key Specifications & Features:

• Nominal Voltage: 12 V.

• Nominal Capacity (20-hour rate): ~12 Ah (0.6 A to 10.50 V)

• Other discharge rates: 10-hour rate: ~11.4 Ah; 5-hour rate: ~10.2 Ah.

• Weight: Approx. 4.02 kg (~8.84 lbs)

• Internal Resistance: Approx. 11 mΩ at 1 kHz.

• Maximum Discharge Current (5 sec): ~180 A.

• Terminals: F2 (Faston Tab 0.25″) style.

• Case material: ABS, maintenance-free sealed design (no watering required).

• Charging parameters (at approx 25°C):

  • Cycle use: 14.4-15.0 V.

  • Float/standby use: 13.5-13.8 V.

• Operating temperature ranges: approximately Charge: -15°C to +40°C; Discharge: -15°C to +50°C.

Why choose this battery?

• Maintenance-free operation: no regular watering needed, sealed design means less upkeep.

• Good capacity for moderate loads in a 12 V system (12 Ah) — widely compatible.

• Trusted brand: MK Battery is known for SLA/VRLA reliability in many uses.

• Safe mounting options due to sealed, spill-proof design.

Applications (but not limited to):

• UPS / backup power units for electronics or telecom gear

• Security systems / alarm panels

• Mobility aids such as power chairs / scooters (if 12 V/12 Ah is suitable)

• Emergency lighting / exit sign systems

• Small solar 12 V battery bank for low-draw systems

• Any 12 V equipment where a sealed SLA battery of ~12 Ah is recommended