Off-Grid Solar Lighting System with 40W solar panel, 4 LED Lights, Solar Charge Controller and Lithium Battery - 4Boats

Off-Grid Solar 12V 40W Lighting Kit - 4 × 5W LEDs, 18Ah | 4Boats

SL-L18AH-40W

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  • 30 Day Return Policy
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Regular price£259.99
/
Tax included.

Plug-and-play off-grid solar lighting kit for sheds, stables, caravans, campsites and other locations without mains power.

  • Complete kit: 40W solar panel, control unit with built-in 12 V 18 Ah lithium battery and automatic solar charge controller, 4 x 5W 12 V LED lights with 5 m cables and on/off switches, plus a 5 V USB output (0.8 A).
  • System specifications: System voltage 12 V; battery capacity 18 Ah (≈216 Wh); LED power 5W per lamp; LED cable length 5 m; USB output current 0.8 A; max DC output current 3 A; control unit case size 220 x 130 x 150 mm (8.7 x 5.1 x 5.9 in); control unit weight 6.86 kg (15.1 lb); max solar input power 100W; solar input voltage 18-25 V.
  • Solar panel specifications: Peak power 40W; maximum power voltage (Vmp) 20.2 V; maximum power current (Imp) 1.98 A; open circuit voltage (Voc) 23.9 V; short circuit current (Isc) 2.10 A; tolerance ±3%; dimensions 705 x 345 x 25 mm (27.8 x 13.6 x 1.0 in); weight 3.5 kg (7.7 lb); 4 mounting holes 9 x 11 mm; includes 2 x 5 m high-quality single-core solar cable (2.5 mm²) with MC4 connectors.
  • Performance: Charges from solar by day; the built-in battery will power 4 LEDs for approximately 9-10 hours (based on the ≈216 Wh battery capacity and an ≈20W LED load; actual runtime depends on battery condition, temperature and usage), or about twice as long with only two LEDs connected; solar input accepts 18-25 V panels or charging from mains via the SL-CH-3 A adapter.
  • Installation & connectors: Secure MC4 panel connection and quick plug-and-play LED connectors for fast installation; suitable for remote buildings, yurts, trailers and outdoor activities.
  • Safety & control: Integrated automatic solar charge controller prevents overcharge and manages charging; max DC output 3 A for auxiliary loads; USB port for phone charging (adapter not included).
  • Downloads & warranty: User manual for Photonic Universe 18 Ah Lithium lighting kit (SL-L18 AH) available to download. Product supplied with a 1-year manufacturer warranty.
  • Care & compatibility: Avoid deep discharge to prolong battery life. Compatible with most 18-25 V solar panels and the SL-CH-3 A mains charger. Regularly check connections and mounting hardware for secure, weatherproof installation.

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