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Deal.ai › LiTime
LiTime
LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery

LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery

4.9(57 ratings)

Best price now

$302.59at LiTimeChecked Nov 9

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Price facts

  • Last seen at $302.59 at LiTime on Nov 9.

Our take on the LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery

This is a 12V 100Ah lithium iron phosphate deep-cycle battery built to BCI Group 27 dimensions, so it drops into Group 27 compartments in RVs, boats and kayaks. It delivers 1200Wh of usable energy and 1200W max output, with a 100A continuous BMS and a 500A one-second surge. Built-in Bluetooth reports state of charge, voltage and current to the LiTime app in real time. Against lead-acid Group 27 batteries it is far lighter and gives more usable energy; against basic LiTime 100Ah models it adds Bluetooth monitoring and a more compact case.

Best forRV owners with Group 27 battery traysBoat and kayak owners needing a deep-cycle bankCampers running inverters up to 1200WBuyers who want app-based battery monitoring
Pros
  • True Group 27 footprint for drop-in fit
  • 1200Wh usable energy at 12V
  • 100A continuous, 500A surge BMS
  • Bluetooth status and control in the LiTime app
  • Roughly two-thirds lighter than a lead-acid equivalent
  • Sealed protections include moisture and salt-spray resistance
Cons
  • Needs a lithium-compatible charger or profile
  • Bluetooth range and app reliability vary by phone
  • No self-heating, so cold-weather charging is limited
  • Not a starting battery for high-crank engines

LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery prices at every store

  • LiTimeNew

    In stockShips from Hong Kong SAR China · duties may applyReturn policy

    $302.59Checked Nov 9
    Visit LiTime

What reviewers say

  • 4.9 / 557 ratings

Owners rate it highly, with 4.9 out of 5 across 57 ratings. They like the Group 27 fit, the weight saving over lead-acid and the Bluetooth readout. Complaints are few and mostly about app connection quirks.

What people mention
  • FitPraisedOwners say it drops into Group 27 trays in RVs and boats without adapters.
  • WeightPraisedBuyers note it is far easier to lift and install than the lead-acid battery it replaces.
  • Bluetooth appMixedThe app gives useful live data, but some owners report dropped connections.
  • Cold chargingCriticisedCharging below freezing is restricted, and this version has no self-heating.
  • BuildPraisedOwners describe the case and terminals as solid and well sealed.

About the LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery

This is a 12V 100Ah lithium iron phosphate deep cycle battery in the BCI Group 27 size. It fits Group 27 battery compartments in RVs and on kayaks, including RV models such as the Brinkley Z 2900, Four Winds 22E and Forest River Forester. It is rated for 1200Wh of usable energy and 1200W maximum output power.

It uses EV-grade cells rated for 4000+ cycles at 100% depth of discharge and a 10-year lifespan. A self-developed 100A BMS provides 20+ protections, including a pre-charge function and overload protection with auto-recovery after 30 seconds. Low-temperature cut-off protection, IP65 waterproof and dustproof protection, moisture-proofing and salt-spray resistance suit it to harsh environments.

The LiTime app connects over Bluetooth to show real-time battery status and control the battery. It is suitable for RVs, marine use, trolling motors, off-grid setups and home backup power. Batteries can be combined in up to 4P4S for a 51.2V 400Ah system.

Voltage
12V
Capacity
100Ah
Usable energy
1200Wh
Max output power
1200W
Discharge current
100A continuous, 500A surge (1s)
Battery size
BCI Group 27
Cycle life
4000+ cycles at 100% DOD, 10-year lifespan
Connectivity
Bluetooth, via the LiTime app
Protection
20+ protections, including pre-charge function and overload protection with auto-recovery (30s), low-temperature cut-off
Ingress rating
IP65 waterproof and dustproof
Expansion
Up to 4P4S: 51.2V 400Ah, 20.48kWh, 20.48kW max output

Questions and answers

Is this a true Group 27 size?
Yes. It is built to BCI Group 27 dimensions, so it fits Group 27 compartments in RVs such as the Brinkley Z 2900, Four Winds 22E and Forest River Forester.
How much power can it run?
It supplies 1200Wh of usable energy and up to 1200W output, with 100A continuous discharge and a 500A surge for one second.
Can I charge it below freezing?
No. This model has no self-heating, so charging at sub-freezing temperatures is restricted. LiTime sells a self-heating version for cold climates.
What does the Bluetooth app show?
The LiTime app shows real-time state of charge, voltage and current, and lets you monitor the battery from your phone.
Can I use it as a starting battery?
It is a deep-cycle battery, not a cranking battery. Use it for house power, trolling motors and inverters, not engine starting.
What charger do I need?
Use a lithium iron phosphate charger or a charger with a LiFePO4 profile set for 12V.
Where is the LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery cheapest?
At LiTime, for $302.59, as of our latest check.
What do buyers say about the LiTime 12V 100Ah Group 27 Bluetooth Deep Cycle Lithium Battery?
Rated 4.9 out of 5 from 57 ratings.

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Weight comparison
66% lighter than a 12V 100Ah lead-acid battery, with 200% more energy
Standards
Complies with IEC 62619
Charger
LiTime 14.6V 20A charger
First use
Connect the charger to activate the battery, also after a manual shutdown
Orientation
Do not place with the top or back side facing down; other orientations are fine
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