MK M45-12 SLD M, 12V 45Ah Mobility Scooter / Power Chair Deep Cycle AGM Battery

Key Specifications

From the manufacturer’s spec sheet:

• Nominal Voltage: 12 V.

• Nominal Capacity (20-hour rate): ~ 45 Ah (i.e., 2.25 A for 20h to 10.50 V)

• 10-hour rate: ~42.75 Ah

• 5-hour rate: ~38.25 Ah

• Maximum 5 second discharge current: ~540 A (or ~851 A in alternate spec sheet)

• Internal resistance: approx 7 mΩ (or 5 mΩ depending sheet)

• Weight: ~14.5 kg (≈31.9 lbs) in one listing; another lists ~14.15 kg.

• Dimensions: about 199 mm (L) × 166 mm (W) × 171 mm (H) (≈7.83″ × 6.54″ × 6.73″)

• Terminals / Case: Bolt (M6) type terminals; case material ABS (option flame retardant)

• 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)

• Charge retention: ~92% after 1 month at 20 °C, ~90% after 3 months, ~80% after 6 months.