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CTEK MUS 4.3 POLAR 12 V battery charger
Model: MUS 4.3 POLAR · US configuration
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Portable, single-output 12 V AC lead-acid charger with cold-adapted AC and DC cables. The exact U.S. page identifies item 56-958 as MUS 4.3 POLAR; its directly linked North American manual and U.S. sheet use the name MXS 5.0 POLAR and the manual identifies technical model 1078. The linked documents distinguish 1.2–110 Ah charging from float/pulse maintenance up to 160 Ah, although the page's overview capacity row combines the figures.
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Explore this buying guide ↗Why consider this model?
- A portable 12 V lead-acid charger for a single battery when cold-adapted cables, a documented 4.3 A normal program and float/pulse maintenance are useful.
Tradeoffs to weigh
- It is lead-acid only and limited to 110 Ah for charging, despite a separately documented 160 Ah maintenance ceiling. The manual forbids charging frozen batteries, rain/snow exposure and RECOND use on AGM or GEL.
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Manufacturer information
- CTEK U.S. All Products collection product records
- CTEK MUS 4.3 POLAR exact U.S. product page, item 56-958
- CTEK North American MXS 5.0 POLAR user manual, technical model 1078, linked from MUS 4.3 POLAR
- CTEK U.S. MXS 5.0 POLAR product sheet linked from MUS 4.3 POLAR
- CTEK MUS 4.3 POLAR exact U.S. product image
