Featured Product and Services

• Save 99%
  

  

  DIY Pre-wired 48v DC-Direct Emergency Generator Replacement Bundle - Inverter + Battery + Generator

  Regular price   $92,738.00 Sale price   $33.00

  Add to cart
  Wishlist
• Save 100%
  

  Energy Independence 48v DC-Direct Design Consultation with Electrical Engineer, Mark Felling

  Regular price   $48,051.00 Sale price   $0.00

  Add to cart
  Wishlist
• Save 45%
  

  

  

  

  

  4I Marine Heat Exchanger Solar Air Conditioner - 48v / 24v / 12v DC Titanium Standalone

  Regular price   $176,185.00 Sale price   From $95,941.00

  Add to cart

  • 48v DC / 16000 BTU 5 left
  • 48v DC / 12000 BTU In stock
  • 48v DC / 9000 BTU In stock
  • 48v DC / 3500 BTU In stock
  • 24v DC / 12000 BTU 2 left
  • 24v DC / 9000 BTU 1 left
  • 24v DC / 3500 BTU In stock
  • 12v DC / 12000 BTU In stock
  • 12v DC / 9000 BTU In stock
  • 12v DC / 3500 BTU In stock
  • 220v AC / 24000 BTU In stock
  • 220v AC / 16000 BTU In stock
  • 220v AC / 12000 BTU In stock
  • 220v AC / 9000 BTU In stock
  • 220v AC / 3500 BTU In stock
  • 110v AC / 16000 BTU In stock
  • 110v AC / 12000 BTU In stock
  • 110v AC / 9000 BTU In stock
  • 110v AC / 3500 BTU In stock
  Wishlist
• 

  

  4I Marine 48v / 24v DC Water Chiller - Water-to-Water Titanium Heat Exchanger for Boats, Yachts, Waterfront, Island, or Solar Geothermal Homes

  From $283,498.00

  Add to cart

  • 24000 BTU In stock
  • 36000 BTU In stock
  • 48000 BTU (Two 24k in Parallel) In stock
  • 72000 BTU (Two 36k in Parallel) In stock
  • 72000 BTU (Three 24k in Parallel) In stock
  • 960000 BTU (Four 24k in Parallel) In stock
  • 108000 BTU (Three 36k in Parallel) In stock
  Wishlist
• 

  4I 48v / 24v DC-Direct Mini-Split Solar Off-Grid Air Conditioner Heat Exchanger - 28 SEER

  From $89,534.00

  Add to cart

  • 48v DC / 24,000 BTU 7200 Watts 3 HP 2 Ton (200w-1520w) - STOCKED In stock
  • 48v DC / 18000 BTU Special Order In stock
  • 48v DC / 12000 BTU 3500 Watt 1.5 HP 1 Ton (120w-930w) - STOCKED In stock
  • 48v DC / 9000 BTU Special Order In stock
  • 24v DC / 24000 BTU 48v Stocked + 24v to 48V 2000W Boost Converter In stock
  • 24v DC / 12000 BTU - Special Order In stock
  • 24v DC / 9000 BTU Special Order In stock
  • 110v AC or 48v DC (true variable speed) / 24,000 BTU 7200 Watts 3 HP 2 Ton (200w-1520w) - STOCKED In stock
  • 110v AC or 48v DC (true variable speed) / 18000 BTU Special Order In stock
  • 110v AC or 48v DC (true variable speed) / 12000 BTU 3500 Watt 1.5 HP 1 Ton (120w-930w) - STOCKED In stock
  • 110v AC or 48v DC (true variable speed) / 9000 BTU Special Order In stock
  Wishlist
• 

  

  

  

  

  4I 48v DC Wall Mount Lifepo4 Battery - Solar Energy Storage

  From $80,085.00

  Add to cart

  • 300ah- 15.3kWh / Stainless Steel High Mount 3 left
  • 300ah- 15.3kWh / Powder-Coat Steel In stock
  • 200ah - 10.2kWh / Powder-Coat Steel In stock
  • 100ah - 5.1kWh / Powder-Coat Steel In stock
  Wishlist
• Sold out
  

  

  

  

  

  Premium Rolling 51.2V 15kWh LiFePO4 Battery

  $176,185.00

  Sold out
  Wishlist
• Sold out
  

  

  

  

  Stacked Lifepo4 Battery Energy Storage System - 30kWh-100kWh

  From $0.00

  Sold out
  Wishlist
• Save 50%
  

  

  

  

  

  4I 48v DC-Direct Battery Charging Portable Generator - 2.5kw or 4.3kw - 12v, 24v, 36v, 48v, 60v, 72v, 96v, 144v

  Regular price   $63,908.00 Sale price   From $31,874.00

  Add to cart

  • 48v / 60v / 2.5 kw Portable 1 left
  • 12v / 24V / 2.5 kw Portable In stock
  • 36v / 2.5 kw Portable - Open Box (we used for testing) 1 left
  • 60v / 72v / 2.5 kw Portable In stock
  • 48v / 60v / 4 kw Built-in In stock
  • 60v / 72v / 4 kw Built-in In stock
  • 72v / 96v / 4 kw Built-in In stock
  • 144v / 4 kw Built-in In stock
  Wishlist
• 

  48v DC-Direct Solar Multi-zone Air Conditioning & Heating - 48,000 BTU 28 SEER

  From $224,076.00

  Add to cart

  • 24000+12000+12000 In stock
  • 18000+18000+18000 In stock
  • 24k+9k+9k+6k+6k In stock
  • 18k+12k+9k+9k+6k In stock
  • 12k+12k+12k+9k+6k In stock
  Wishlist
• 

  4I Solar PV or 48v DC Thermal Energy Storage Hybrid Water Heater + Simultaneous 240v/120v AC

  From $28,671.00

  Add to cart

  • 80/26.4 Gal (300L/100L) In stock
  • 40/16 Gal (150L/60L) In stock
  • 26/10.6 Gal (100L/40L) In stock
  Wishlist
• Sold out
  

  48V DC Water Heater Elements

  $4,165.00

  Sold out
  Wishlist
• Sold out
  

  

  

  

  

  4I 48v DC Hybrid On/Off Grid USA Split-Phase Inverter - 12kw / 8kw / 5kw

  From $105,711.00

  Sold out
  Wishlist
• 

  48v DC-Direct Off-grid 5-in-1 Wifi Inverter, Solar+AC Charger, Transfer Switch

  From $51,254.00

  Add to cart

  • 3000 watts / 24 volts In stock
  • 3000 watts / 48 volts In stock
  • 5000 watts / 48 volts In stock
  • 6000 watts / 24 volts In stock
  • 6000 watts / 48 volts In stock
  • 10000 watts / 48 volts In stock
  Wishlist
• 

  

  

  

  

  48v / 24v / 12v DC-Direct Wall Outlet (12v-60v) USB-C PD 3.0 QC 3.0 Rapid Charger

  From $3,044.00

  Add to cart

  • 48V (10v-60v) in to USB-C PD3.0 5V-20v 30W + USB-A QC 36W 6 left
  • 12v in to USB-C PD3.0 5V-20v 65W + USB-A QC3.0 18W Sold out
  • PD 3.1 EPR 240W Extended Power Range (Under Development) Sold out
  Wishlist
• Sold out
  

  48v DC-Direct Smart Wifi Recessed LED Lighting

  From $1,890.00

  Sold out
  Wishlist
• 

  

  

  

  

  48v DC-Direct 4 Pack LED Bulbs - 10v to 60v for 12v / 24v / 36v / 48v Systems

  $1,916.00

  • 
  • 
  Add to cart

  • 9 Watt 810 lumens / 6000K Cold White In stock
  • 9 Watt 810 lumens / 3000K Soft White In stock
  • 7 Watt 630 lumens / 6000K Cold White In stock
  • 7 Watt 630 lumens / 3000K Soft White In stock
  • 3 Watt 270 lumens / 6000K Cold White In stock
  • 3 Watt 270 lumens / 3000K Soft White In stock
  Wishlist
• 

  

  

  10 pak 12v-120v DC-Direct High Efficiency LED Driver - Adjustable 1.25v-48v DC

  $4,165.00

  Add to cart

  • Model A: 12v-120v In: 1.25V-48V 0.5A-1.5A Out In stock
  • Model B: 12v-60v In: 1.25V-48V 3A Out Sold out
  Wishlist
• 

  

  

  

  

  48v DC-Direct or 72v Solar Stainless & Brushless Pool Pump

  From $28,671.00

  Add to cart

  • 48v 500W 4500GPH 1 left
  • 72v 900W 5520GPH Sold out
  • 72v 1200W 8190GPH Sold out
  Wishlist
• 

  Solar / DC-Direct Assessment with Sense - accurate Load Identification, Load Tracking, and Energy Management

  $16,017.00

  Add to cart
  Wishlist
• 

  

  

  

  

  DC-Direct 12v 8.3a 100w CPAP/BiPAP Power Supply - for RV / Yacht / Truck / Off-grid Home

  From $6,247.00

  Add to cart

  • Philips Respironics Dreamstation Series MDS-080AA512 In stock
  • Resmed AirSense 11 & AirMini Series In stock
  • ResMed Airsense 10 & S10 Series In stock
  • Resmed S9 Series & IPX1 / H5i / R360-760 / DA-90A24 In stock
  • Other - Please share your CPAP/BiPAP model In stock
  Wishlist
• 

  

  

  

  

  29kwh Lifepo4 Battery Kits for Solar Off-Grid Marine & RV

  From $159,848.00

  Add to cart

  • 29kwh 48v 560ah or 24v 1120ah / Boat/RV Top Opening Aluminum 3 left
  • 29kwh 48v 560ah or 24v 1120ah / Boat/RV Side Opening Aluminum In stock
  • 29kwh 48v 560ah or 24v 1120ah / Garage Full Height Wheeled Cabinet Steel In stock
  • 29kwh 48v 560ah or 24v 1120ah / Garage Wall Cabinet Steel In stock
  • 14kwh 48v 280ah or 24v 560ah / Boat/RV Top Opening Aluminum In stock
  • 14kwh 48v 280ah or 24v 560ah / Boat/RV Side Opening Aluminum In stock
  • 14kwh 48v 280ah or 24v 560ah / Garage Full Height Wheeled Cabinet Steel In stock
  • 14kwh 48v 280ah or 24v 560ah / Garage Wall Cabinet Steel In stock
  Wishlist
• 

  

  

  LTO Battery

  From $14,416.00

  Add to cart

  • 12v 20ah Prismatic 6S1P 11v-15.6v In stock
  • 12v 20ah Prismatic 5S1P 10v-14.25v In stock
  • 24v 20ah Prismatic 10S1P 22v-28.5v In stock
  • 12v 45ah Cylindrical 6S1P 11v-15.6v In stock
  • 24v and 12v 45ah Cylindrical 10S1P 22v-28.5v In stock
  Wishlist