12V 165Ah 1200 CCA Dual-Purpose Marine LiFePO4 Battery with Bluetooth & Self-Heating
12V 165Ah 1200 CCA Dual-Purpose Marine LiFePO4 Battery with Bluetooth & Self-Heating
12V 165Ah 1200 CCA Dual-Purpose Marine LiFePO4 Battery with Bluetooth & Self-Heating
12V 165Ah 1200 CCA Dual-Purpose Marine LiFePO4 Battery with Bluetooth & Self-Heating
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12V 165Ah 1200 CCA Dual-Purpose Marine LiFePO4 Battery with Bluetooth & Self-Heating

$469.00 699.99 33% Off
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About this product

12V 165Ah Dual-Purpose Marine LiFePO4 Battery


Built for fuel-powered outboard engines and demanding onboard electronics, this Group 31 lithium marine battery combines reliable starting power with long-lasting deep-cycle energy in one compact system.


Key Benefits

• 1200 CCA and 1300 MCA for confident marine engine starting

• 165Ah capacity and 2112Wh energy for electronics, fish finders, lighting and auxiliary loads

• Dual-purpose design supports both engine cranking and deep-cycle service

• Bluetooth monitoring for real-time voltage, current, temperature and state-of-charge data

• Smart 15% reserve mode helps preserve power for an emergency engine restart

• Automatic self-heating supports safe charging in freezing conditions

• 150A BMS with overcharge, over-discharge, overcurrent, overtemperature and short-circuit protection

• IP67-rated enclosure for water, dust and harsh marine environments

• EV-grade LiFePO4 cells rated for 5,000+ cranking events and 4,000+ deep cycles


Core Specifications

Nominal voltage: 12.8V

Rated capacity: 165Ah

Energy: 2112Wh

Cold cranking amps: 1200A at 14°F (-10°C)

Marine cranking amps: 1300A at 32°F (0°C)

Hot cranking amps: 1500A

BMS: 150A

Maximum continuous output: 1920W

Charge voltage: 14.4V ± 0.2V

Recommended charge current: 33A

Protection rating: IP67

Bluetooth: Yes

Self-heating: Yes

Battery size: Group 31

Weight: 33.49 lb


Applications

Designed for compatible fuel-powered outboard motors, fishing boats and marine electrical systems. It can also power onboard accessories such as navigation equipment, fish finders, lights and auxiliary electronics. Always verify the engine manufacturer’s required CCA before installation.


Important Use Notes

Not intended as a starter battery for cars, motorcycles or tractors. Verify alternator, charger and engine compatibility before installation. Product specifications must be confirmed against the supplied ZXKJEnergy model documentation before commercial shipment.

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WE ARE MANUFACTURER
20+ Years Building Batteries in Shenzhen
ZXBATT batteries are manufactured by BST Power (Shenzhen) Limited — 300+ employees, ISO9001/ISO14001/ISO45001 certified, producing LiFePO4 cells and packs since 2002. No middlemen: you're buying factory-direct at wholesale and OEM/ODM volume.

How About These

FAQs

Frequently asked questions

What is the minimum order quantity (MOQ)?

Our standard MOQ varies by product line. For battery packs and modules the MOQ is typically 10 units, and for bare cells it starts at 100 units. Custom OEM and ODM orders are quoted individually based on specification and volume. Contact us for a bulk pricing quote.

Can I get a custom specification or OEM design?

Yes. ZXBATT offers full OEM and ODM services — including custom voltage, capacity, casing, BMS configuration, terminal type and labelling. Our engineering team will work with your specification from concept through to production. Submit your requirements via the Request a Quote page and we will respond within 24 hours.

What certifications do these batteries carry?

Products are manufactured to international safety and quality standards including UN38.3, UL, CE and CB. The manufacturing facility holds ISO 9001, ISO 14001 and ISO 45001 accreditation. Certification documents are available on request for compliance and import purposes.

What is the lead time for wholesale orders?

Standard in-stock orders ship within 3 to 7 business days from our Shenzhen facility. Custom OEM and ODM orders typically require 15 to 30 business days depending on specification and volume. We will confirm lead time at the point of order confirmation.

Are these batteries compatible with my existing system?

ZXBATT batteries are designed as drop-in replacements for lead-acid and other lithium chemistries at equivalent voltages. For specific compatibility questions — including BMS communication protocol, charge profile or terminal configuration — contact our technical team with your system specification before ordering.

What are the shipping and export arrangements?

We ship wholesale orders worldwide from Shenzhen, China. All batteries are packed and labelled in compliance with IATA dangerous goods regulations for air freight and IMDG for sea freight. We can ship EXW, FOB or CIF depending on your requirement. Import documentation including commercial invoice, packing list and certificate of origin is provided with every shipment.