Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Skip to content

ALPHA 3 | 12V 300Ah LiFePO4 Battery | 12V Lithium Battery for RVs, Cabins, Off-Grid | 5,000 Lifetime Cycles | Internal Heat Techlogy | Bluetooth

SKU RS-B123S
$1,499.99

Notify me when back in stock

Find a better price somewhere else?

Well... we will BEAT their price to get you the lowest pricing, we will find and SPEAK with a local installer, AND you get our post-purchase customer support.

  • US Based Authorized DuroMax Dealer

    Full manufacturer warranty included

  • 4-5 Day Free Shipping + No Sales Tax

    More savings on every purchase and ships in 4-5 business day

  • Easy 30-Day Returns & Price Beat Guarantee

    Risk-free shopping + best price guaranteed

  • Post-Purchase Customer Support

    Dedicated help whenever you need it


ESTIMATED DELIVERY BETWEEN

Order within to get it by the earliest date.


FEATURES

Internal heat technology

Longevity of service

Real-Time Monitoring: Monitors battery status on mobile devices in real time via the built-in Bluetooth module

IP65 waterproof and dustproof

Flame retardant rating: UL94 V-0 (Plastic shell)

Green energy without metal contaminants

Extremely high number of charge/discharge cycles

Lightweight, small size

Extreme Performance safety tested to guarantee safety under extreme conditions—no fire, explosion, or leakage.

Sophisticated Battery Management System (BMS)

Specifications


BATTERY

Cell Type:

LiFePO4 Battery

Nominal Voltage:

12.8V

Nominal Capacity:

300Ah

Nominal Energy:

3840Wh

Cycle Life:

5000 cycles

Maximum Expansion (Parallel & Series):

4P4S

BMS

BMS:

300A

Maximum Charging Current:

300A

Maximum Continuous Discharge Current:

300A

CHARGE

Charge Method:

CC/CV

Charge Voltage:

14.4V ± 0.2V

Recommended Charge Current:

150A

TEMPERATURE

Charge Temperature:

32℉ to 131℉ (0℃ to 55℃)

Discharge Temperature:

-4℉ to 140℉ (-20℃ to 60℃)

Storage Temperature:

50℉ to 95℉ (10℃ to 35℃)

SELF-HEATING

External Power Draw:

100W

Internal Heating Starts:

< 41℉ (5℃)

Internal Heating Stops:

> 50℉ (10℃)

OTHERS

Net Battery Weight:

71.7lb

Size(L*W*H):

20.47x10.55x8.66in

Housing Material:

ABS (Flame Retardant Plastic)

Protection Class:

IP65

Warranty:

5 Years

Shipping is FREE on all orders to customers within the 48 Contiguous States and the District of Columbia. We do not ship to Alaska, Hawaii, or any outlying islands and territories.

Processing time for orders is 1 business day

Shipping time for orders is 4-5 business days


Want to know more about our Returns Policy? Read more here.

Want to know more about our Shipping Policy? Read more here.

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Krato Power.

  • Family Owned & Operated. Ask for Alex (Owner) at any time!
  • 4-5 Day Free Shipping with free liftgate service to the 48 Contiguous States and the District of Columbia. No extra charges. Ever
  • NO Sales Tax except for IN
  • Secured Purchase. All Customer data is secured with SSL Encryption
  • 30 Day Easy Returns. Not happy with your product, we'll take it back no questions asked.
  • Exceptional Customer Service. Check out our About Us page.
  • Call or Text Us - We are really here! (In the USA). 1-888-855-7286
In Stock and Ready To Ship

All of our items are in stock and ready to ship. All items ship within 1 business day.

Top Customer Service

We have excellent customer service. Questions? Call us at 1-888-855-7286

Hassle Free Returns

30 Day Easy Return Policy

Price BEAT Guarantee

Found a better price? We will BEAT it!

Schedule a Consultation

  • Still interested but want to talk at a diferent time?
  • Schedule a consultation here for later!
Book a Consultation
f
Description

FEATURES

Internal heat technology

Longevity of service

Real-Time Monitoring: Monitors battery status on mobile devices in real time via the built-in Bluetooth module

IP65 waterproof and dustproof

Flame retardant rating: UL94 V-0 (Plastic shell)

Green energy without metal contaminants

Extremely high number of charge/discharge cycles

Lightweight, small size

Extreme Performance safety tested to guarantee safety under extreme conditions—no fire, explosion, or leakage.

Sophisticated Battery Management System (BMS)

Specifications


BATTERY

Cell Type:

LiFePO4 Battery

Nominal Voltage:

12.8V

Nominal Capacity:

300Ah

Nominal Energy:

3840Wh

Cycle Life:

5000 cycles

Maximum Expansion (Parallel & Series):

4P4S

BMS

BMS:

300A

Maximum Charging Current:

300A

Maximum Continuous Discharge Current:

300A

CHARGE

Charge Method:

CC/CV

Charge Voltage:

14.4V ± 0.2V

Recommended Charge Current:

150A

TEMPERATURE

Charge Temperature:

32℉ to 131℉ (0℃ to 55℃)

Discharge Temperature:

-4℉ to 140℉ (-20℃ to 60℃)

Storage Temperature:

50℉ to 95℉ (10℃ to 35℃)

SELF-HEATING

External Power Draw:

100W

Internal Heating Starts:

< 41℉ (5℃)

Internal Heating Stops:

> 50℉ (10℃)

OTHERS

Net Battery Weight:

71.7lb

Size(L*W*H):

20.47x10.55x8.66in

Housing Material:

ABS (Flame Retardant Plastic)

Protection Class:

IP65

Warranty:

5 Years

Shipping

Shipping is FREE on all orders to customers within the 48 Contiguous States and the District of Columbia. We do not ship to Alaska, Hawaii, or any outlying islands and territories.

Processing time for orders is 1 business day

Shipping time for orders is 4-5 business days


Want to know more about our Returns Policy? Read more here.

Want to know more about our Shipping Policy? Read more here.

Why Buy From Us

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Krato Power.

  • Family Owned & Operated. Ask for Alex (Owner) at any time!
  • 4-5 Day Free Shipping with free liftgate service to the 48 Contiguous States and the District of Columbia. No extra charges. Ever
  • NO Sales Tax except for IN
  • Secured Purchase. All Customer data is secured with SSL Encryption
  • 30 Day Easy Returns. Not happy with your product, we'll take it back no questions asked.
  • Exceptional Customer Service. Check out our About Us page.
  • Call or Text Us - We are really here! (In the USA). 1-888-855-7286