MK ES12-6, 6 V / 12 Ah Sealed Lead-Acid Battery

Key Specifications & Features:

• Nominal Voltage: 6 V.

• Nominal Capacity: ~12 Ah (20-hour rate, 0.6 A to 5.25 V)

  • Also ~11.4 Ah at 10-hour rate

  • ~10.2 Ah at 5-hour rate

• Weight: approx 4.05 lbs (~1.84 kg).

• Maximum discharge current (5 seconds): ~180 A

• Recommended charging voltages (at ~25 °C):

  • Cycle use: ~7.20-7.50 V (for 6-cell 6 V battery)

  • Float/standby use: ~6.75-6.90 V

• Operating temperature range:

  • Charge: -15 °C to 40 °C (5 °F to 104 °F)

  • Discharge: -15 °C to 50 °C (5 °F to 122 °F)

• Case material: ABS (with optional UL94 HB flame-retardant case)

• Terminal type: F1 (Faston Tab 187)

Why Choose This Battery?

• Maintenance-free sealed construction: no need for water topping, safe for upright and varied mounting orientation.

• Reliable capacity: 12 Ah rating ensures reasonable runtime for support/backup systems.

• Compact and lightweight for its class: easy to install in tight spaces (approx dimensions ~151×50×94 mm)

• Trusted brand: MK Battery is known for quality SLA/AGM batteries used in many industrial and backup applications.

Typical Applications (but not limited to):

• Emergency lighting units / exit signs

• UPS backup systems / telecom standby

• Security/intrusion alarm systems

• Small-scale renewable/solar backup (6 V bank)

• Any equipment recommending a 6 V/12 Ah sealed SLA battery