Robotics Battery Pack — AGV · Humanoid · Quadruped
Li-ion Battery Pack 50.4V 27Ah · Power Type (DM-PWR-50.4V-27Ah)
From design to charging — a power solution built around your robot
Battery pack, BMS, power conversion and charging — integrated into a single product.
Core Competencies
Six engineering capabilities in one pack
Custom integrated design
Battery pack, BMS and power conversion designed together to suit the installation environment.
High density · light weight
High-density, lightweight module configuration for robot drive efficiency.
Integrated charging solution
Charging is designed in too — DC-DC, wireless or on-board charging to match the operating environment.
Precise data output
Voltage, current, temperature, SoC, SoH and cycle count are output over CAN / RS485.
Hot-swap operation
Hot-swap design that minimizes downtime during pack changes.
Certification support
We support domestic and overseas certifications including KC, IEC, UN38.3, MSDS and UL.
Product
Product images
Specification
Specifications
| Product Code | DM-PWR-50.4V-27Ah |
|---|
| Model | DM-PWR-50.4V-27Ah (Power Type) |
|---|---|
| Dimension | Approx. L429.3 x W225 x H73.4mm (including protrusions) Approx. L400 x W225 x H73.4mm (excluding protrusions) |
| Weight | Approx. 10kg |
| Battery Type | 14S Li-Ion |
|---|---|
| Nominal Voltage | 50.4V (42.0–58.8V) |
| Nominal Capacity | 27Ah |
| Energy | 1,360.8Wh |
| Max Discharge Power | 2,041.2W |
| Charging Method | CC-CV (Constant Voltage with Limited Current) |
| Standard Charging Condition (0.5C) | 58.4V±1%, 13.5A, CC-CV End Current : 0.54A (0.02C) |
| Max Charging Condition | 58.4V±1%, 27A, CC-CV End Current : 0.54A (0.02C) |
| Standard Discharge Current (0.5C) | 13.5A |
| Max Discharge Current | 40.5A |
| Instantaneous Discharge Current | 100A @ ≤5s 150A @ ≤0.16s |
| Cut-off | 42.0V (3.0V per cell) |
| Temperature range | Charging: 0 – +45°C Discharging: -20 – +55°C Storage (recommended): +5 – +30°C |
|---|---|
| BMS | Module configuration: 1P Overcharge cutoff: 4.20–4.25V±25mV per cell Overcharge recovery: 4.00–4.20V±50mV per cell Over-discharge cutoff: 2.50–2.90V±80mV per cell Over-discharge recovery: 2.70–3.30V±100mV per cell Overcurrent cutoff: 100A–125A±25% per module Short-circuit protection: Yes Over-temperature cutoff: Yes Cell balancing: Yes Control method: MOSFET |
| Storage Life | Up to 6 months under no-load conditionsState of charge: SOC 50% Environment: ambient 25°C, humidity ≤70% |
| Cycle Life | ≥60% of nominal capacity after 700 cycles Charge/discharge condition: standard charge, then discharge at the standard discharge current down to the cut-off voltage Environment: ambient 25°C, humidity ≤70% |
| Terminal configuration | Positive(+) : 2P(++) Negative(-) : 2P(--) |
|---|---|
| Terminal specification | Rating: 600V, 100A (per pin) Operating temperature range: -40°C – +85°C |
| Fastening · Wiring | Bolt: SCREW M6X16 Nut thread: M6*P1.0(B5.0) |
| Charge/discharge switch (ON/OFF) | Standard: none (always-on output) Option: charge/discharge rocker switch (ON/OFF) |
Features
Product overview
Designed from a real-world operating perspective — from a layout that understands the robot's installation environment through to safety, communication and operation.
01
Custom design that accounts for the battery bay
A custom form factor and mounting method
designed around the robot's space and structure.
02
Multi-layer safety BMS + certification support
Our BMS with multiple protection devices strengthens safety,
and we support KC, IEC, UN38.3, MSDS and UL certification.
03
A charging system matched to your environment
DC-DC, wireless charging, regenerative braking and more —
we design the charging system in to suit how you operate.
04
Precise data output and communication
Voltage, current, temperature, SoC, SoH and cycle count are output in real time,
enabling condition management and prevention of safety incidents.
05
Hot-swap + storage and standby management
Storage and standby management modes, plus a hot-swap solution
that minimizes downtime during pack changes.
06
High-density, lightweight module configuration
Genuine cells are modularized systematically
to raise drive efficiency while minimizing weight.
FAQ
Frequently asked questions
Not sure which product to choose?
Send us the drive specification and operating conditions of your robot and our engineers will recommend the most suitable specification.
What do you need from us for a custom-build inquiry?
Let us know the application (robot type), the required voltage, capacity and peak current, the communication method, and the external dimensions, and we can begin the consultation.
Can the battery pack and the charging solution be designed together?
Yes. DC-DC, wireless charging, on-board charging and other approaches can be integrated into a single product to match how you operate.
How far does data monitoring and communication go?
Real-time output of voltage, current, temperature, SoC, SoH and cycle count is included as standard. For anything beyond that, please contact us.
Which certifications do you support?
We can support domestic and overseas testing and certification including KC, IEC, UN38.3, MSDS, UL and IP.
Get a Quote
We design the power solution that fits your robot
Send us your requirement specification and our engineers will propose the optimal configuration.
This is a 50.4V 27Ah (1,360.8Wh) power-type battery pack built with 14S lithium-ion cells. It supports a maximum discharge power of 2,041.2W and a maximum discharge current of 40.5A, and handles instantaneous currents of up to 150A (≤0.16s).
It has a built-in MOSFET-controlled BMS providing overcharge, over-discharge and overcurrent cutoff, short-circuit protection, over-temperature cutoff and cell balancing. At approximately 10kg, it is lightweight for its capacity class.
These specifications are based on product specification sheet DM-PWR-50.4V-27Ah. The charge/discharge switch (ON/OFF) and the AC charger are optional.
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