Trojan SIND 04 2145 | storage for off-grid homes and remote sites | 1647Ah 4V

In short: One code, one battery: Trojan SIND 04 2145, 1647Ah 4V, for solar power systems. The code SIND 04 2145 on your old label is the quickest confirmation.

Full specifications of the Trojan SIND 04 2145

Using it day to day: practical tips

A farm's electric fence system depends on stored solar energy after dark. Read the resting voltage of each battery once a month and note it down. Adding new batteries to an old bank is a common mistake: the new ones age down to the old level.

Trojan SIND 04 2145 for solar power systems

Daytime sun, evening power: the Trojan SIND 04 2145, rated 1647Ah 4V, bridges the gap. Battery rooms need space between units for airflow. Comparing capacity per battery on screen makes the maths easier.

Few batteries for solar power systems store more than 1647Ah. Lifting it in is easy at 211 kg, light for a battery of this capacity.

Frequently asked questions

Make sure it fits your vehicle or equipment

• ✓ Technology to match: lead-acid. Moving to a different chemistry may need settings changed in your system.
• ✓ Size check: 691 × 265 × 610 mm. A battery even slightly taller than the original can touch the bonnet or the seat base.
• ✓ Amp-hours: 1647Ah. More capacity means more reserve for accessories and slower discharge when parked.

Related products and ranges

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The lead-acid technology explained

Charging turns lead sulphate back into active material. Flooded batteries offer strong starting current at a fair price. Hand old batteries in at an authorised recycling point.