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24/7 Expert Support
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Protection Upgrade
- Smart Bluetooth
- Low-temp Cut off
- Active Balancing
- Multi-Protocol
Humsienk 51.2V 100Ah Server Rack Battery (3U Chassis), 5.12kWh Home Backup Power
Tax & shipping included
- Upgrade points: 2 Terminals → 4 Terminals, one more communication interface, adding Dial switch & BYD prismatic cells.
- Mega 5kWh energy in 3U Chassis size, fully meet your half-day power needs.
- Compatible with most inverter brand on the market, like Victron, Deye, Growatt.
- Seamless CAN, RS485, RS232, and Bluetooth monitoring.
- Basic 7+ BMS protection, overvoltage protection, deep discharge protection, battery temperature (high/low-temperature) protection, undervoltage/overload protection, charging current protection.
- Max. 16P expansion, up to 81.92kWh energy & 81.92kW power.
- 5-year warranty, IEC62619, CE-EMC, CE-RoHS, CE-Battery and FCC-SDoC certified.
Special Add-Ons
Humsienk PULSAR 48V 6200W Pure Sine Wave Inverter
Shipped from Poland or Germany, nearest warehouse. 2–5 business day delivery, varies by country. See shipping policy.
Product item Warranty period
LiFePO4 Batteries (≤50Ah) — 3 Years
LiFePO4 Batteries (>50Ah) — 5 Years
Refurbished Batteries — 3 Years
Battery Chargers — 3 Years
Other Battery Accessories — 1 Years
Certified with CE, CE EMC, E-Mark, FCC, RoHS and UN38.3. Non-toxic LiFePO4 chemistry, recyclable construction,safe for renewable energy storage applications.
Enjoy hassle-free 30-day returns and our price protection guarantee. If you find a lower price, contact our support team for a refund. See policy for details.
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Free Local Shipping
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VAT & Duty Free
-
24/7 Expert Support
-
Protection Upgrade
Battery Performance
100A
BMS
5120Wh
Energy
5120W
Output Power
Specifications
Nominal Voltage
51.2V
Nominal Capacity
100Ah
Energy
5120Wh
Self Discharge
< 3% / month
Dimensions (L x W x H)
500 x 440 x 133 mm
Approx. Weight
43.75 kg
Terminal Type
M8
Dangerous goods classes
9
Case Material
Iron shell
Enclosure Protection
IP20
Recommended Charge Current
20AA
Maximum Charge Current
100A
Recommended Charge Voltage
51.2V
Maximum Charge Voltage
58.4V
BMS Charge Cut-Off Current
110A ± 10A (1-1.5s)
Maximum Batteries in parallel
16
Max. Continuous Discharge Current
100A
BMS Discharge Cut-Off Current
120A ± 10A (10s)
Short Circuit Protection
Yes
Short Circuit Recovery Methods
Remove the charger, Remove Loads
Discharge Temperature
-20ºC to 65ºC
Charge Temperature
0ºC to 55ºC
BMS High Temperature Cut-Off
60ºC to 75ºC
BMS Low Temperature Cut-Off
-25℃ to 5℃
What's in the Box
User Manual
×1
Screws for Handle
×4
Screws for Mounting Ears
×8
3U Mounting Ears
×2
3U Handle
×1
Insulating Cap
×4
Power Cable
×2
Ground Cable
×1
Ethernet Cable
×1
Product Documents
HS51.2V 100Ah Rack 3UBT Manual
User Manual & Specification Sheet · English PDF
- IEC 62619
- UN 38.3
- RoHS
- CE
- FCC
FAQ
A server rack battery is a modular energy storage system designed for data centers, telecom networks, and industrial UPS setups.
Using 100% brand-new Grade A prismatic cells, ensuring up to 6000 cycles at 80% depth of discharge (DOD).
This home backup power battery is built-in 100A BMS, and a 125A short-circuit protection switch on the front panel.
Our 51.2V 100Ah server rack battery communicate via built-in Bluetooth with HumSienk Smart BMS App. RS485, RS232, and CAN on the front panel.
Compatible with most inverter brand on the market, the following brands are for reference only:
- Victron Energy
- Deye
- Growatt
- INVT
- LUXPOWER TEK
- MEGAREVO
- MUST
- SMA
- SMK SOLAR
- SOFAR
- SOLIS
- SOROTEC
- SRNE
- AISWEI
- GOODWE
- PYLONTECH
Max. 16. This rack battery can support up to 16 in parallel.
There are 4 charging methods:
- Solar Charging Only
- Priority Solar Power
- Priority Mains Power
- Hybrid Charging
It should be noted that the recommended charging voltage is 51.2V and the recommended charging current is 20A.
