The Ohmmu 12V LiFePO4 battery is lighter, more efficient, eco-friendly, has a higher usable capacity, and lasts 4x longer than a traditional sealed lead acid (SLA) battery.
 
Battery Terminals:
Standard: JIS (JIS > SAE adapters included) Positive Top Front Right
Bluetooth Gen 1-3: SAE* Positive Top Back Left
Weight: 9 lbs
Dimensions: 195mm x 122mm x 205mm+20mm posts (L x W x H)
What's Included: 12V LFP Battery, Warranty Card, JIS > SAE Adapters (Standard)
Optional: SAE>JIS Adapters for Bluetooth
 
Bluetooth Gen 4-5: SAE* Positive Top Back Left
Weight: 11 lbs
Dimensions: 175mm x 175mm x 190mm (L x W x H)
What's Included: 12V LFP Battery, Warranty Card
Optional: SAE>JIS Adapters
 
ATTENTION: Our current Toyota Prius Gen 1-3 battery may have a reverse terminal orientation from OEM (positive on the front right, negative on the front left). Depending on the battery position used for the install, this may require the positive and negative cables to cross over one another, and/or cable management clip(s) to be removed in order for the battery cables to have the proper reach to connect to their corresponding terminals
 
• 4 Years Full-Replacement Limited Warranty
• Tested in extreme climates and automotive conditions for reliability and performance.
• >40Ah true Lithium capacity on 5hrs discharge test (more aggressive test than any Lead Acid test)
• >2000 full charge/discharge cycles
• Easy to Carry Handle
• Proprietary 12V Grade A Prismatic Lithium Cells that is a drop-in replacement to your existing battery (no firmware changes needed)
 
Standard Version:
As an option, we offer the Ancel BM200 Battery Monitor. This battery tester is your go-to solution for monitoring your sodium and lithium battery and ensuring it's always in optimal condition. It's equipped with advanced features like voltage, cranking, charging system tests, abnormal alarms and real-time trip records that you can monitor through the Ancel BM200 App on the iOS or Google Play Stores. Enjoy hassle-free battery monitoring with the BM200's Bluetooth 4.2 technology.
 
Bluetooth-Enabled Version:
Battery Management System (BMS): manages cell balancing for a long service life and protects your battery from high/low voltage, overcharge, high/low temperatures, and short circuits.
Self-heating technology inside warms battery during charging in extreme cold conditions as an extra layer of protection.
Compatible with the Ohmmu Energy App. Get valuable diagnostic and lifecycle information, State of Charge (SOC), and more from Bluetooth-enabled batteries with the Ohmmu App. The Ohmmu App is available for download from the App Store for iOS and Google Play for Android devices.
SAE* terminals. No adapters needed unless for models sold outside of the USA may require SAE to JIS adapters. Please confirm battery terminals prior to ordering internationally.
 
12V Battery Install Video:
https://www.ohmmu.com/toyota-prius-video
 
Why upgrade to an Ohmmu battery?
1. Increase reliability
2.. Longer lasting (more life)
3. Decrease weight
4. Increase capacity
5. Increase power (no voltage sag, better 12v performance, especially for subwoofers/amplifiers)
6. Less waste (less batteries being used and less material in each battery)
7. Increase efficiency (Ohmmu 12v charges and discharges at a higher efficiency than Lead Acid/OEM)