40W 12V Solar Trickle Charger, 2PCS 20W 12V/24V Solar Battery Charger for Car Battery with Smart Controller, Waterproof Battery Maintainer for RV Battery Boat Dump Trailer
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Product details
| Management number | 210739670 | Release Date | 2026/04/02 | List Price | $23.20 | Model Number | 210739670 | ||
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| Category | |||||||||
- Efficient Battery Charging — Our 20W 12V solar battery charger combines A+ high-efficiency monocrystalline cells, low-iron tempered glass, and a smart controller (built-in intelligent chip) to deliver up to 20–30% module efficiency and consistently faster charging, helping your battery replenish power quickly
- Wide 12V Compatibility — The kit comes with plug-and-play alligator clips and O-rings for quick hookup This fully automatic, maintenance-free smart 12V solar panel works with LiFePO₄, Li-ion, AGM, SLA, GEL,FLD, EFB, and MF batteries, ideal for car, RV, boat, motorcycle, camper, lawn mower, trailer, and water pumps, and electric fences—keeping parked equipment topped off and preventing battery drain during storage
- 3-Stage Visible Charging — Stay topped off safely without babysitting A built-in intelligent chip auto-switches Bulk → Absorption → Maintenance—fast fill, then gentle maintenance Three status LEDs show the stage at a glance, while 6-in-1 protections—anti-backflow (reverse current), over-charge, over-voltage, over-current, short-circuit, over-temperature—keep charging safe and help extend battery life
- All-Weather Durability — Stable output in extreme conditions Full-potting and IP68 weather sealing prevent moisture ingress and protect the electronics, delivering steady current from 14°F to 158°F (-10°C to 70°C) Low-iron tempered glass with a corrosion- and rust-resistant aluminum frame is built for long outdoor use—up to a 25-year service life—while corner guards help absorb bumps for added drop resistance
- Complete Kit & 24/7 Support — What’s in the box: solar panel ×2; charge controller ×2; 360° adjustable mount ×2; alligator clip cable ×2; O-rings ×2; mounting hardware kit ×2 — install in minutes The included 360° mount lets you aim at the sun to maximize daily solar intake and improve charge yield Backed by 24/7 customer support and a 365-day warranty for peace of mind
| Brand Name | Callsun |
|---|---|
| Efficiency | High Efficiency |
| Item Weight | 6 Pounds |
| Manufacturer | Callsun |
| Model Number | CS-DB20W2P |
| Material Type | Aluminums, Monocrystalline Silicon, Tempered Glass |
| Maximum Power | 20 Watts |
| Connector Type | SAE to SAE |
| Output Voltage | 24.37 Volts |
| Maximum Voltage | 20.23 Volts |
| Special Features | 360°Adjustable Mount Bracket, Higher Efficiency, IP68 Waterproof, Smart Solar Battery Controller |
| Amperage Capacity | 0.99 Amps |
| Included Components | 2 X 20W Mono Solar Panel, 2 X 360° Adjustable Bracket, 2 X Alligator clips, 2 X Charger Controller, 2 X O-rings;2 X set of mounting pieces; 1 X User Manual |
| Manufacturer Part Number | CS-DB20W2P |
| Upper Temperature Rating | 158 Degrees Fahrenheit |
| Item Dimensions L x W x H | 16"L x 11.9"W x 0.78"H |
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