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CMF 46B24LS
VISCA POWER
A gel type maintenance-free battery for RV applications uses silica gel electrolyte instead of liquid sulfuric acid. The gel matrix immobilizes electrolyte and reduces internal movement during vibration. This construction eliminates the need for regular water topping and reduces routine service requirements. The sealed valve-regulated design limits gas release under normal operation, supporting safe use in enclosed RV compartments.
The battery features a thickened lead plate structure to support repeated deep discharge cycles. The outer case uses ABS material with flame-retardant properties, suitable for outdoor and mobile environments. Terminal connections adopt corrosion-resistant copper alloy to reduce contact resistance during long-term use. The overall structure resists shock and vibration, matching road conditions for motorhomes and caravans.
This gel battery for RV applications supports deep cycle operation with a discharge depth up to 50%–80%. Under standard test conditions, it provides 500–800 cycles at 80% discharge depth. The internal resistance remains stable during repeated charging and discharging, reducing capacity attenuation over time. The battery accepts low-current charging and maintains stable voltage output under partial state of charge.
The gel electrolyte maintains stable performance across ambient temperatures ranging from -20°C to +50°C. At low temperatures, the gel structure slows electrolyte freezing compared to liquid batteries. At high temperatures, the sealed design reduces water loss and internal dry-out. This temperature tolerance supports RV use in seasonal and remote locations without climate-controlled battery compartments.
Parameter | Value |
Rated Voltage | 12 V |
Rated Capacity | 100 Ah (20-hour rate) |
Internal Resistance | ≤ 12 mΩ |
Maximum Discharge Current | 300 A (5 s) |
Charging Voltage (Float) | 13.5 V – 13.8 V |
Charging Voltage (Cycle) | 14.2 V – 14.4 V |
Parameter | Value |
Length | 330 mm |
Width | 172 mm |
Height | 214 mm |
Weight | 28.5 kg |
Terminal Type | M8 bolt |
Installation Orientation | Any position (sealed) |
This sealed gel battery supports power supply for RV lighting, water pumps, refrigerators, and small inverters. It fits self-contained motorhomes, travel trailers, and camper vans used in off-grid locations. The maintenance-free design suits fleet operators managing multiple leisure vehicles with limited on-site service access. It also matches seasonal use patterns where batteries remain idle for extended periods.
The battery works with standard 12 V RV charging systems including alternators, solar charge controllers, and shore power chargers. It connects in parallel for increased capacity or in series for 24 V systems, following manufacturer wiring guidelines. The sealed construction allows installation inside living areas or storage compartments without additional ventilation, simplifying system layout for professional RV builders.
Service life depends on cycle depth, temperature, and charging practice. Typical service life ranges from 3–5 years under regular RV use. Reducing discharge depth below 50% and maintaining correct charging voltage can extend service life.
Yes. The gel electrolyte and sealed valve-regulated design allow installation in upright, side, or inclined positions. No liquid leakage occurs under normal operating conditions.
Use a charger designed for gel batteries with voltage settings at 14.2 V–14.4 V for cycle charging and 13.5 V–13.8 V for float charging. Solar charge controllers must include gel battery profiles to avoid overcharging.
