Epoch Batteries | 36V 50Ah - Group 31 - Bluetooth Heating IP54 Waterproof
36V 50Ah - Group 31 - Bluetooth Heating IP54 Waterproof
Rugged, Reliable, and Ready for All Conditions — The 36V 50Ah - Group 31 Lithium Battery is engineered for deep-cycle applications that demand performance, safety, and smart features in one durable package. Whether you're powering a trolling motor, marine setup, or electric vehicle, this LiFePO4 battery delivers long-lasting energy and peace of mind in any environment.
Built to Perform in Harsh Conditions
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IP67-rated waterproof and dustproof design for complete protection in rugged environments
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Internal heating system enables safe charging in sub-zero temperatures
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Advanced BMS (Battery Management System) provides real-time monitoring and protection from overcharge, over-discharge, overcurrent, short circuits, and extreme temperatures
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iOS and Android Bluetooth connectivity lets you monitor battery status and diagnostics via mobile app
Long-Lasting, Maintenance-Free Power
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LiFePO4 chemistry ensures safety, stability, and thermal resistance
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4000+ deep charge cycles for years of reliable use
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High and low temperature disconnects prevent thermal damage
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Fully sealed Group 31 case fits standard applications for marine, RV, solar, and electric mobility
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Zero maintenance required, unlike traditional lead-acid systems
Warranty and Peace of Mind
This 36V battery is backed by an 11-year manufacturer warranty, offering both confidence and long-term reliability for your power system.
Upgrade your power system with the 36V 50Ah - Group 31 - Bluetooth Heating IP54 Waterproof battery — a smart, rugged energy solution built to endure and perform when you need it most.
Specification
CONFIGURATION
- Cell Configuration: 12S
- Chemistry: LiFePO4
CURRENT
- Ah Capacity: 50Ah
- Max Continuous Discharge Amps: 100A
- Max Charge Current Amps: 120A (10 Seconds)
- Max Discharge Peak Current Amps: 130A (10 Seconds)
- Series | Parallel: Max (1) in Series | Max (4) in Parallel
VOLTAGE
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Voltage: 36V
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Max Charge Voltage: 43.8V
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Operating Voltage Range: 30 - 43.8V
TEMPERATURE
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Charge Temp Range: -20°C (-4°F) / 55°C (131°F) (with heating)
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Discharge Temp Range: -20°C (-4°F) / 60°C (140°F)
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Storage Temp: 0°C (32°F) / 35°C (95°F) (Max 12 Months)
Manuals & Downloads
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! All products on Solar Guys Pro are 100% brand-new and in perfect condition.
We do not sell any used or refurbished items.
Orders over $500 include a FREE (Normally $149.99) 80-Page DIY Solar eBook — added automatically at checkout.
Frequently Asked Questions
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