Product Description

Dakota Lithium Powerbox+ 135 Waterproof Solar Generator

The Dakota Lithium Powerbox+ 135 Waterproof Solar Generator is a rugged, all‑in‑one portable power station designed for outdoor adventures, off‑grid living, RV and boating use, emergencies, and remote job sites. Built around a high‑capacity DL+ 12V 135 Ah dual‑purpose LiFePO₄ battery, this waterproof solar generator delivers versatile power with deep‑cycle energy and starting capability in a submersible, field‑ready package. 

DL+ 12V 135Ah Dual‑Purpose LiFePO₄ Battery

At its core is a DL+ 12V 135 Ah dual‑purpose LiFePO₄ battery with up to ~1,620 Wh of usable energy — perfect for powering 12 V loads, running accessories, or jump‑starting engines with up to 1,000 cold cranking amps (CCA). This battery combines dependable deep‑cycle performance with high cranking power and flat discharge characteristics for consistent voltage output throughout use. 

High‑Output Inverter & Versatile Outlets

The integrated pure sine wave inverter supports continuous AC power — typically 2,000 W with peaks up to ~4,000 W — letting you run household appliances, power tools, and sensitive electronics. The generator also includes standard AC outlets, multiple USB‑C and USB‑A ports, a 12 V car socket, and waterproof high‑amp binder posts for direct connection to trolling motors or other high‑draw devices.

Waterproof & Durable Design

The Powerbox+ 135 features an IP67‑rated waterproof and submersible enclosure that can float and resist harsh environments. Built with rugged, shock‑proof materials, waterproof binder posts, and a waterproof voltmeter, this generator is ready for marine use, overlanding, and extreme weather conditions. Internal storage compartments and removable silicone trays help protect personal electronics and accessories. 

Fast Charging & Smart Power Management

An internal 12 V LiFePO₄ charger and active Battery Management System (BMS) ensure safe charging and discharging. BMS protections guard against overcharge, over‑discharge, short circuits, and temperature extremes. Internal even‑heat technology improves cold‑weather charging performance and helps ensure reliable operation in low temperatures. 

What’s Included

  • Dakota Lithium Powerbox+ 135 waterproof solar generator
  • DL+ 12V 135 Ah dual‑purpose LiFePO₄ battery
  • Built‑in 2000 W continuous / ~4000 W peak inverter
  • 12 V 10 A LiFePO₄ charger
  • Waterproof case with shock‑proof battery cradle
  • Waterproof voltmeter and binder posts
  • Internal ballistic nylon storage bag and removable silicone electronics tray

Specifications

  • Battery Capacity: 135 Ah (~1,620 Wh)
  • Battery Chemistry: LiFePO₄ (Lithium Iron Phosphate)
  • Nominal Voltage: 12.8 V
  • Cold Cranking Amps (CCA): ~1,000 A
  • Inverter: ~2000 W continuous / ~4000 W peak pure sine wave
  • AC Outlets: Standard AC outlets
  • USB Ports: USB‑C PD & USB‑A
  • DC Outputs: 12 V car socket & high‑amp binder posts
  • Waterproof Rating: IP67 (submersible)
  • BMS Protections: Overcharge, over‑discharge, short circuit, thermal cut‑off
  • Internal Charger: 12 V 10 A LiFePO₄
  • Operating Temp: Charge –20 °F to 167 °F (with heat); Discharge –4 °F to 158 °F
  • Dimensions: ~11.6″ × 12.1″ × 12.8″
  • Weight: ~42.9 lbs
  • Certifications: UN38.3, UL1642, IEC62133, CE, RoHS
  • Warranty: 11‑year manufacturer warranty

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