Trojan SSIG 12 120 · 107Ah 12V · deep-cycle storage for photovoltaics

At a glance: Spec sheet headline for the Trojan SSIG 12 120: 107Ah 12V, made with solar power systems in mind. The code SSIG 12 120 on your old label is the quickest confirmation.

Installation and maintenance tips

A hybrid system with a generator helps the bank through long dark spells. Program the charge controller with the absorption and float values for the lead-acid chemistry. Wrong controller settings quietly shorten battery life.

Measurements, ratings and codes

How lead-acid batteries work and how to look after them

A classic lead-acid battery has lead plates sitting in liquid sulphuric acid. Flooded deep-cycle batteries suit solar and golf buggies. Hand old batteries in at an authorised recycling point.

Common questions about the Trojan SSIG 12 120

About the Trojan SSIG 12 120

If your installer's paperwork lists the Trojan SSIG 12 120, this page has the details. Measuring 326 × 168 × 247 mm, it needs a rack or a battery room with that footprint. At baterias.online, storage batteries sit under maker and reference, the way installers specify them.

107Ah keeps the battery small, handy for tight trays.

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Got the old battery's label in front of you? Compare it once more, then order online at baterias.online. Have a spanner and a wire brush ready on the day.

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Quick compatibility checklist

• ✓ Check that the alternator or controller suits lead-acid.
• ✓ Outside dimensions are 326 × 168 × 247 mm. Run a tape measure over your tray or compartment, including the height under the bonnet or lid.
• ✓ Rated 107Ah: check that the charger or alternator in your system can refill a battery of that capacity in reasonable time.