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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!

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Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery

SKU PHI-3.8-24-M
Sold out
Original Price $3,448.99
Current Price $2,998.97
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  • US Based Authorized Simpliphi 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

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  • Post-Purchase Customer Support

    Dedicated help whenever you need it


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Briggs and Stratton Simpliphi Battery Clean Power Without the Noise

Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery is a compact lithium iron phosphate battery built for safe and reliable indoor energy storage. It provides 3.8kWh of usable power in a 24-volt system, offering long cycle life, maintenance-free performance, and a lightweight design that simplifies installation. Add the Simpliphi PHI-3.8-24-M Battery to your indoor energy system today. Enjoy dependable power designed for modern living.

Features

  • 3.8 kWh usable energy in a compact 24-volt lithium battery
  • Lithium Ferro Phosphate chemistry with enhanced safety and no cobalt
  • 10,000+ cycle life for long-term energy savings High 98% operating efficiency
  • Integrated Battery Management System for protection and performance
  • Safe for indoor installation with low thermal risk
  • Scalable design for off-grid and grid-tied systems

Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery associated safety image showing UL9540A testing and ETL Intertek UL1973 certification markings

Specifications

  • Nominal voltage: 25.6 V DC
  • Voltage range: 24 to 28 V DC
  • Capacity: 151 amp-hours
  • Nominal energy: 3.8 kWh DC at 100 percent depth of discharge
  • Usable energy: 3.04 kWh DC at 80 percent depth of discharge
  • Maximum surge discharge for 10 minutes: 80 A DC or 2.05 kW DC
  • Maximum continuous discharge: 75 A DC or 1.9 kW DC
  • Maximum continuous charge: 75 A DC or 1.9 kW DC
  • Depth of discharge: up to 100 percent
  • Operating efficiency: 98 percent
  • Self-discharge rate: less than 1 percent per month
  • Charging temperature: 0 to 49°C (32 to 120°F)
  • Operating temperature: -20 to 60°C (-4 to 140°F)
  • Storage temperature up to 6 months: -10 to 25°C (14 to 77°F)
  • Storage temperature up to 3 months: -20 to 45°C (-4 to 113°F)
  • Cycle life: over 10,000 cycles at 80 percent depth of discharge
  • Memory effect: none
  • Warranty: 10 years
  • Weight: 39 kg (86 lbs)
  • Dimensions: 34.3 × 35.6 × 20.3 cm (13.5 × 14 × 8 in)
  • Height with terminals: 39.4 cm (15.5 in)
  • Volume: 0.025 m³ (0.88 ft³)

Product Documents

Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery displayed mounted in a black rack, showing its white rectangular body, top terminals, and front brand logo

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!

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Description

Briggs and Stratton Simpliphi Battery Clean Power Without the Noise

Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery is a compact lithium iron phosphate battery built for safe and reliable indoor energy storage. It provides 3.8kWh of usable power in a 24-volt system, offering long cycle life, maintenance-free performance, and a lightweight design that simplifies installation. Add the Simpliphi PHI-3.8-24-M Battery to your indoor energy system today. Enjoy dependable power designed for modern living.

Features

  • 3.8 kWh usable energy in a compact 24-volt lithium battery
  • Lithium Ferro Phosphate chemistry with enhanced safety and no cobalt
  • 10,000+ cycle life for long-term energy savings High 98% operating efficiency
  • Integrated Battery Management System for protection and performance
  • Safe for indoor installation with low thermal risk
  • Scalable design for off-grid and grid-tied systems

Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery associated safety image showing UL9540A testing and ETL Intertek UL1973 certification markings

Specifications

  • Nominal voltage: 25.6 V DC
  • Voltage range: 24 to 28 V DC
  • Capacity: 151 amp-hours
  • Nominal energy: 3.8 kWh DC at 100 percent depth of discharge
  • Usable energy: 3.04 kWh DC at 80 percent depth of discharge
  • Maximum surge discharge for 10 minutes: 80 A DC or 2.05 kW DC
  • Maximum continuous discharge: 75 A DC or 1.9 kW DC
  • Maximum continuous charge: 75 A DC or 1.9 kW DC
  • Depth of discharge: up to 100 percent
  • Operating efficiency: 98 percent
  • Self-discharge rate: less than 1 percent per month
  • Charging temperature: 0 to 49°C (32 to 120°F)
  • Operating temperature: -20 to 60°C (-4 to 140°F)
  • Storage temperature up to 6 months: -10 to 25°C (14 to 77°F)
  • Storage temperature up to 3 months: -20 to 45°C (-4 to 113°F)
  • Cycle life: over 10,000 cycles at 80 percent depth of discharge
  • Memory effect: none
  • Warranty: 10 years
  • Weight: 39 kg (86 lbs)
  • Dimensions: 34.3 × 35.6 × 20.3 cm (13.5 × 14 × 8 in)
  • Height with terminals: 39.4 cm (15.5 in)
  • Volume: 0.025 m³ (0.88 ft³)

Product Documents

Simpliphi by Briggs & Stratton PHI-3.8-24-M 24 Volt 3.8kWh Lithium Battery displayed mounted in a black rack, showing its white rectangular body, top terminals, and front brand logo

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