Jacob’s 6v 4.5Ah battery

Typical Specifications

• Nominal voltage: 6 V.

• Nominal capacity: 4.5 Ah at the 20-hour rate (i.e., ~0.225 A discharge for 20 hours to specified cutoff).

• Technology: Sealed Lead-Acid, Valve Regulated (VRLA). Maintenance-free; no need to add water. Example: “sealed using three layers … non-spillable construction, maintenance free operation” for the Jacobs listing.

• Construction: Often Absorbent Glass Mat (AGM) inside.

• Approximate weight: around 0.7-0.9 kg for similar 6 V/4.5 Ah units.

• Dimensions: typical for this capacity are around 70 mm long × 47-48 mm wide × ~100-105 mm tall (excluding terminal height).