The BigBattery RAPTOR 2 36V 100Ah is a battery pack with a continuous discharge of 150 A, a peak of 300 A, discharge from -20 to 55 °C and an ingress rating of IP65.
Last updated: 21 September 2026
Battery and charging
- Maximum charge voltage
- 44V maximum, charging range 41V - 43.8V
- Communications bus
- RS485
- Rated charge cycles
- 4000-6000 cycles at 80% DOD, measured at 0.5C
- How the cells are arranged
- 12S
- Highest charge current it will take
- 100A, exactly 1C
- Maximum continuous discharge
- 150A
- Peak discharge
- 300A for 5 seconds
“Charging Voltage Range 41V - 43.8V 85.2V - 87.6V Max Charge Voltage 44V 87.6V Operating Voltage Range 36V - 43.8V 72V - 87.6V Suggested Low Voltage Cutoff 36V - 38.1V 72V - 76.2V BMS Cutoff Range 31.5V - 35.25V 66V - 70.5V Cell Configuration 12S 24S”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
“Communications RS485 RS485”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“the RAPTOR 2 has a lifespan of over 10 years and is engineered to withstand more than 4000 - 6000 cycles at 80% Depth of Discharge (DOD) at a rate of 0.5C.”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Cell Configuration 12S 24S”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Max Charge Current 100A 100A”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Max Continuous Discharge Current 150A 150A”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Max Discharge Peak Current 300A (Max 5 seconds) 300A (Max 5 seconds)”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
Battery care and safety
- Where its BMS cuts off
- BMS cuts out between 31.5V - 35.25V
- Ingress protection
- IP65
- Temperatures it may be charged in
- 0°C to 45°C
- Temperatures it may be run in
- -20 to 55 °C
“Charging Voltage Range 41V - 43.8V 85.2V - 87.6V Max Charge Voltage 44V 87.6V Operating Voltage Range 36V - 43.8V 72V - 87.6V Suggested Low Voltage Cutoff 36V - 38.1V 72V - 76.2V BMS Cutoff Range 31.5V - 35.25V 66V - 70.5V Cell Configuration 12S 24S”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
“Protection Rating IP65 IP65”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Charge Temperature Range 32°F - 113°F (0°C - 45°C) 32°F - 113°F (0°C - 45°C)”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Discharge Temperature Range -4ºF - 131ºF (-20ºC - 55ºC) -4ºF - 149ºF (-20ºC - 65ºC)”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
Other findings
- Fire suppression system
- Built-in fire-extinguishing modules
- Lead acid parameters do not apply
- Bulk, absorption, float and equalize do not apply
- Max continuous power
- 3840W, which is 100A rather than the 150A stated above it
- Parallel matching condition
- Within 1 volt of each other before paralleling
- Series capability
- Not series capable; up to 8 in parallel
- Storage duration by temperature
- 3 months at -5 to 35 °C, above 50% charge
- Storage maintenance charge
- 42V at 50A CC/CV, stopping at 5A; every 9, 6 or 3 months by temperature
“Furthermore, the battery includes built-in fire-extinguishing modules for added safety.”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“Note: Bulk, Absorption, Float, and Equalize are not applica- ble to lithium batteries but are included here with the cor- rect numbers to input into your charge controller as they are our most commonly requested parameters.”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
“Max Continuous Power 3840W 7680W”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
“When connecting batteries in parallel, ensure all batteries are within 1 volt of one another.”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
“These batteries are not series ca- pable but can be connected in parallel up to eight times.”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
“Storage Temperature Range 23ºF - 95ºF (-5ºC - 35ºC) (Max 3 months, SoC >50%)”
Source: bigbattery.com/wp-content/uploads/2023/11/RAPTOR2-SpecSheet-1.1.pdf
“≤20 ℃ Once / 9M 42V 50A CC/CV Charging to 42V, cut-off current ： 5A 36V RAPTOR 2 20 ℃～ 30 ℃ Once / 6M 30 ℃～ 40 ℃ Once / 3M”
Source: bigbattery.com/wp-content/uploads/2024/01/RAPTOR-2-USER-MANUAL.pdf
United States — CPSC
We did not match this product to any recall in the data we hold from CPSC, last checked September 23, 2026. Check CPSC’s own search: cpsc.gov/Recalls
United States — NHTSA & Coast Guard
We did not match this product to any recall in the data we hold from NHTSA or the US Coast Guard, which we hold records from but do not yet check on a schedule. Check NHTSA’s own search: nhtsa.gov/recalls
European Union
We did not match this product to any recall in the data we hold from the European Union, last checked September 23, 2026. Check the European Union’s own search: ec.europa.eu/safety-gate-alerts/screen/search
United Kingdom
We did not match this product to any recall in the data we hold from the United Kingdom, last checked September 23, 2026. Check the United Kingdom’s own search: gov.uk/product-safety-alerts-reports-recalls
Australia
We did not match this product to any recall in the data we hold from Australia, last checked September 14, 2026. Check Australia’s own search: productsafety.gov.au/recalls
Canada
We did not match this product to any recall in the data we hold from Canada, last checked September 23, 2026. Check Canada’s own search: recalls-rappels.canada.ca/en/search
France
We did not match this product to any recall in the data we hold from France, last checked September 23, 2026. Check France’s own search: rappel.conso.gouv.fr
New Zealand
We did not match this product to any recall in the data we hold from New Zealand, last checked September 23, 2026. Check New Zealand’s own search: productsafety.govt.nz/recalls
Singapore
We did not match this product to any recall in the data we hold from Singapore, last checked September 23, 2026. Check Singapore’s own search: consumerproductsafety.gov.sg/consumers/safety-alerts-and-recalls
South Africa
We did not match this product to any recall in the data we hold from South Africa, last checked September 23, 2026. Check South Africa’s own search: thencc.org.za/product-recalls
Ireland
We did not match this product to any recall in the data we hold from Ireland, last checked September 23, 2026. Check Ireland’s own search: ccpc.ie/consumer-advice/product-safety/product-safety-notifications
South Korea
We did not match this product to any recall in the data we hold from South Korea, last checked September 23, 2026. Check South Korea’s own search: safetykorea.kr/recall/recallBoard
Norway
We did not match this product to any recall in the data we hold from Norway, last checked September 23, 2026. Check Norway’s own search: farligeprodukter.no/search
Netherlands
We did not match this product to any recall in the data we hold from the Netherlands, last checked September 23, 2026. Check the Netherlands’ own search: nvwa.nl/actueel/veiligheidswaarschuwingen/overzicht
Sweden
We did not match this product to any recall in the data we hold from Sweden, last checked September 23, 2026. Check Sweden’s own search: konsumentverket.se/artikellista/aterkallelser-och-varningar-for-sakerhetsbrister
Japan
We did not match this product to any recall in the data we hold from Japan, last checked September 23, 2026. Check Japan’s own search: recall.caa.go.jp
None of these is a statement that the product is safe or unrecalled — only that our searches found nothing. Each regulator’s own search is linked above.
Platforms — none listed
No sourced compatibility evidence is on file for this battery yet.