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Sun Fun Kits

SFK 315EX 12V 315Ah Lithium Deep Cycle Battery With Victron Communications & Dual Heating (SFK315EX)

SFK 315EX 12V 315Ah Lithium Deep Cycle Battery With Victron Communications & Dual Heating (SFK315EX)

Regular price $950.00 USD
Regular price $995.00 USD Sale price $950.00 USD
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Sun Fun Kits (SFK) is an American company making lithium batteries right here in the United States with foreign and domestic parts.  Their batteries are the best of the best.  They use genuine, Grade A EVE lithium cells in every hand-assembled battery as well as a top shelf battery management system (BMS).

The 315EX comes with industry leading features such as a Gen 2 B port (see below), dual heating elements for low temperature charging, Victron data compatibility, configurable heating modes, configurable upper and lower SoC parameters, user upgradeability/serviceability, optional RS485 data port, and more!

SFK takes pride in using the highest grade, genuine parts available.  Each battery has its UNIQUE manufacturer test report and cell data on the battery.  Scan the QR code and you will find the serial numbers and cell grading test data on each cell in the battery.  And you will see the names of the technicians from SFK that assembled your battery in Baton Rouge, Louisiana.

*Best Grade A battery value on the market at just 23.5 cents per Wh!*

315Ah 12V Dual Heater Victron Communications Bluetooth LiFePO4 Battery Specifications:

  • Energy Storage:  4032Wh
  • Cell Grade:  Certified Grade A EVE
  • Max Charge Voltage:  14.6V
  • Active Balancer:  5A
  • Cut Off Voltage:  10.0-12.0V (configurable in app)
  • Continuous Charge Current:  150A
  • Continuous Discharge Current:  150A
  • Max Discharge Current:  200A for 120 seconds
  • Operating Temperature:  34 to 140F
  • Short Circuit Protection:  210A
  • Connection Capability:  4S or 4P
  • Weight:  60 pounds
  • Size:  11.6” H x 7.5” W x 14.6” L
  • Warranty:  10 years
  • Cycle life @ 80% depth of discharge:  8000+ cycles
  • UL 1642, UL 9540A certifications

To download the owner's manual, click here.

To download the bluetooth app, search for SFK in the Google Play Store or Apple App Store.

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