3rd of 16 we've scored in LiFePO4 Batteries

LiTime LiHeat 12V 100Ah Group 24 Self-Heating Battery

Name: LiTime LiHeat 12V 100Ah Group 24 Self-Heating Battery
Brand: LiTime
SKU: L12V100-100-GROUP24-HBT-4-A70

SVT Score, Upper

6.0

Usability5.2/10Social6.8/10The SVT Score is placed on its category's range

Versus

5.2

SVT SCORESRead review

A 1,280 Wh Group 24 LiFePO4 battery with 100 W heating pads, Bluetooth, a 100 A BMS and a 500 A one-second surge, at 22.71 lb.

$369

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SKU: L12V100-100-GROUP24-HBT-4-A70 Category: LiFePO4 Batteries Brand: LiTime

Usability

5.2 out of 10

Capacity5.0

It stores 1,280 Wh, the typical size for a 12 V battery, so it scores 5 on capacity.

Efficiency6.0

At 22.71 lb on LiTime's specifications it holds 56.4 Wh per pound, so it scores 6 on efficiency.

Operating Range5.0

LiTime rates its BMS at 100 A continuous, 1.0C on 100 Ah, with a 500 A surge for 1 second, so it scores 5 on operating range.

Lifespan6.0

LiTime rates it for 4,000 cycles at 100 percent depth of discharge, scored ahead of its 6,000 at 80 percent and 15,000 at 60 percent, and one rung down because neither the spec table nor the manual publishes the remaining capacity at end of life, so it scores 6 on lifespan.

Features8.0

It has self-heating, built-in Bluetooth, an IP65 case and 4S4P expansion but no CAN or RS485 port, so it scores 8 on features.

Verification2.0

Intertek lists LiTime's Group 24 and Group 24 BT batteries to UL 1973 but names no self-heating model, and no certifier directory lists this one, so it scores 2 on verification.

Warranty & Support6.0

LiTime's warranty policy gives its 12 V batteries a 5-year material and workmanship warranty for the original purchaser, with no proration of the warranty itself, so it scores 6 on warranty and support.

Warranty and returns

LiTime sets warranty terms by product, for the original buyer only, with proof of purchase.

Price

$368.99 at litime.com.

Summary

Group 24 heater with two modes

The LiTime LiHeat 12V 100Ah Group 24 (L12V100-100-GROUP24-HBT-4-A70) is a self-heating 12.8 V, 100 Ah LiFePO4 battery with Bluetooth for RVs, vans and boats used in freezing weather, in a Group 24 case measuring 10.24 x 6.61 x 8.27 in.

Verdict

It suits a buyer who needs to charge a Group 24 bank below freezing and watch it from a phone, and who will not need closed-loop communication with an inverter or charger.

Strengths

100 W heating padscharging down to -4°F
Heats from the battery's own charge above 20 percent
Bluetooth 5.0 monitoring and heating-mode control
500 A surge for 1 second on a 100 A BMS
IP65 case

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Drawbacks

Regular heating mode needs a charger supplying at least 10 A
Heating takes 100 to 150 minutes from -4°F
No CAN or RS485 communication port
No end-of-life capacity published for the cycle rating
Warranty excludes cells not fully charged within 7 days of purchase and every 3 months

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Social score

6.8 out of 10

RedditBrand-level5.0 out of 10

Reddit owners split on LiTime and Ampere Time 12 V batteries. In an r/vandwellers thread an owner calls his Ampere Time 100Ah fantastic (July 2024), and replies in an r/SolarDIY thread on 24 V banks say LiTime batteries have been torn down many times and the build quality is excellent (March 2026). Against that, an r/boating owner's 100Ah lost its BMS after 10 cycles and LiTime, having agreed it was defective, stopped answering about the return (October 2025), and an r/OffGrid owner of 16 Ampere Time batteries reports BMS failures at 1.5 years and a support team that blamed his charging and wiring (January 2024).

GoogleProduct-line6.0 out of 10

On DIY Solar Forum one owner said a LiTime self-heating 12 V battery, model not named, had worked flawlessly in a remote internet box charged by two solar panels through a 20 A controller (July 2024). No other forum owner report naming a LiTime self-heating 12 V 100 Ah was found.

YouTubeProduct-line7.0 out of 10

The One Good Road, which links LiTime with an affiliate tag and a 6 percent discount code and is therefore not independent, freeze-tested the heating pads in LiTime's earlier 12 V 100 Ah self-heating battery in a Group 31 case and called LiTime honest about its rated figures (February 2025, about 3,500 views). No tester of the Group 24 LiHeat model was found.

Amazon9.0 out of 10

LiTime's Amazon US listing for the 12V 100Ah Group 24 self-heating battery (B0DJ957H39, sold by Li Time US) reads 4.7 from 654 ratings, 88 percent five-star, 7 four-star, 1 three-star, 1 two-star and 3 one-star (October 2026).

User reviewsNot scored

The retailer pool is blank: Walmart's 12 V 100 Ah self-heating listing holds 8 reviews, most reposted from litime.com, and Walmart has no rated Group 24 self-heating Bluetooth listing, and Home Depot, Lowe's and Best Buy carry no LiTime listing.

Trustpilot

Trustpilot rates LiTime 4.6 from 1,630 reviews on a claimed profile that LiTime pays Trustpilot to subscribe to (October 2026).

Track record

The BBB rates LiTime F on 4 complaints (October 2026).
No CPSC or Health Canada recall names LiTime or Ampere Time, searched in October 2026.

Not countedExcluded

Not counted in any pool: litime.com's own review widget, LiTime's YouTube channel and Facebook groups, or its affiliate and creator programs.

Summary

Brand-level

4.6 on Trustpilot, an F from the BBB, no recalls

Specs

Capacity1,000-1,499 Wh
AC OutputNot applicable
System Voltage12 V
Panel PowerNot applicable
Charge CurrentNot applicable
Safety ListingNone verifiable
Cell TypeNot applicable
Low-Temp ChargingSelf-heating
Warranty5 Years
MonitoringBluetooth built in
Weight22.7 lb

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At a glance

M8 5/8 in terminal bolts
10.24 x 6.61 x 8.27 in case
Sold with a 20 A charger
Sold in 2- and 4-packs

Company

LiTime is the brand of Shenzhen Ampere Time Digital Energy Technology, founded in 2018 and renamed from Ampere Time in December 2022.

Where it sells

It sells direct from litime.com, which ships US orders from warehouses in Los Angeles and Dallas, and through its Amazon store and Walmart's marketplace.

Description

The LiTime LiHeat 12V 100Ah Group 24 (L12V100-100-GROUP24-HBT-4-A70) is a 12.8 V, 100 Ah (1,280 Wh) LiFePO4 battery with built-in heating pads and Bluetooth 5.0, in a Group 24 ABS case measuring 10.24 x 6.61 x 8.27 in and weighing 22.71 lb, with M8 terminals and an IP65 rating. Its BMS is rated 100 A continuous charge and discharge with a 500 A surge for 1 second, and LiTime recommends charging at 14.4 V plus or minus 0.2 V and 20 A. The 100 W heating pads switch on between -4°F and 41°F and stop at 50°F; in Regular mode they run from a charger supplying at least 10 A, and in Energy-efficient mode they can draw on the battery itself above 20 percent state of charge, selected in the LiTime app. LiTime gives heating times of 70 to 90 minutes from 14°F and 100 to 150 minutes from -4°F. The BMS stops charging below 32°F and resumes at 41°F, stops discharge below -4°F, and the battery charges from -4°F to 122°F with heating and discharges from -4°F to 140°F. LiTime rates it for 4,000 cycles at 100 percent depth of discharge, 6,000 at 80 percent and 15,000 at 60 percent, and up to 16 can be wired 4S4P. The box holds the battery, M8 5/8 in terminal bolts and insulating caps. It sells singly at $368.99 on litime.com, and in 2- and 4-packs and with a 20 A charger. LiTime's 12V 100Ah Ultra Slim Self-Heating, a 19.69 x 11.02 x 2.44 in steel-cased version at 33.51 lb, sells at $419.99, and a 12 V 100 Ah Dual Purpose Smart Self-Heating starting battery is listed for pre-order. Both carry a 5-year warranty.