Q-Battery 12SEM-137 – domestic bank or engine start afloat and on the road – 137Ah 12V

At a glance: Here is the Q-Battery 12SEM-137 in one line: boats and motorhomes, 137Ah 12V. Terminals are of the A-Pole type, so make sure your clamps suit them.

Practical advice for boats and motorhomes

Motorhomes with roof solar may still run short in November when the days are short. Take the main leads from opposite corners of the bank so every battery shares the load. Corroded terminals can make a healthy battery seem weak.

Specifications table

About the technology: lead-acid

Plates made of lead and lead dioxide react with the acid. Older cars without stop-start systems are happy with a standard lead-acid battery. Most basic chargers already suit a wet-cell battery perfectly well.

Other options with identical dimensions

Same format, different makers: these alternatives match the Q-Battery 12SEM-137 in size and layout.

Exide ET950Exide EN900Exide EP1200Exide ER660Varta LED140

Answers before you buy

Q-Battery 12SEM-137 for boats and motorhomes

If the logbook says Q-Battery 12SEM-137, here are the numbers for the replacement. Dual-purpose batteries can start a small engine and run the cabin. With the logbook open beside you, finding the Q-Battery 12SEM-137 at baterias.online is straightforward.

Most batteries for boats and motorhomes land close to 137Ah, and this one does too.

Related products and ranges

Codes matching and measurements agreeing? The Q-Battery 12SEM-137 can go straight into your basket at baterias.online. Keep the radio code handy before disconnecting the old battery.

• Other batteries for boats and motorhomes
• The complete Q-Battery range

Before you order: a quick checklist

• ✓ Built with lead-acid technology: if your vehicle or system was set up for another chemistry, check the charging settings first.
• ✓ Make room for 513 × 189 × 223 mm, including clearance above the posts.
• ✓ Do not go far below your old battery's capacity; this one has 137Ah.