Products and Solution

Parallel Battery Power Module

GZ22002B12S
The parallel battery power series modules utilize advanced LLC resonant soft-switching technology for high efficiency and incorporate Active PFC (Power Factor Correction) technology to ensure a high power factor. Featuring natural cooling (self-cooling), the modules offer strong environmental adaptability and exceptional reliability.

Product Features

Convenient & Flexible

Screw terminal installation for wiring, ensuring convenient use for end-users.

Software-based current sharing, delivering excellent current sharing performance even under light-load conditions.

01
Safety & Reliability

DSP digital control provides higher reliability.

02
Excellent Performance

Independent battery management, including autonomous equalized floating charge management, 0.1C fully automatic online capacity calibration, and battery internal resistance detection.

03
Wide Adaptability

Self-cooling heat dissipation, offering excellent environmental adaptability.

04

Product Parameters

GZ22002B12S
GZ4810B12S
GZ11004B12S
GZ22004B24S
General
AC Input
DC & Battery Output Characteristics
AC & Battery Input Characteristics
Operating Environment
Other Parameters
General
AC Input
DC & Battery Output Characteristics
AC & Battery Input Characteristics
Operating Environment
Other Parameters
General
AC Input
DC & Battery Output Characteristics
AC & Battery Input Characteristics
Operating Environment
Other Parameters
General
AC Input
DC & Battery Output Characteristics
AC & Battery Input Characteristics
Operating Environment
Other Parameters
General

Item

Specification

General

Model

GZ22002B12S

Dimensions

3381.4*257*110 mm(W×H×D

Weight

≦ 10kg

AC Input

Item

Specification

AC Input

Rated Bus Output

234V/2A

Rated Battery Output 12V/20A

Bus Output Voltage Range

198V~242V
Battery Output Voltage Range 10.5V~14.5V
Battery Input Rated Bus Output 230V/2A
Bus Output Voltage Range 198V~242V
DC & Battery Output Characteristics

Item

Specification

AC to Bus

Ripple P-P Coefficient ≤1%
Voltage Regulation Accuracy ≤±0.5%
Efficiency (Rated) ≥90%
Current Sharing ≤ ±5%
Short-term Overload 7x Rated Current (for 3-8s)
Battery to Bus



Ripple P-P Coefficient ≤1%
Voltage Regulation Accuracy ≤±0.5%
Efficiency (Rated) ≥85%
Current Sharing ≤±5%
AC to Battery



Ripple P-P Coefficient ≦200mV
Voltage Regulation Accuracy ≦0.6%
Efficiency ≧85%
Current Regulation Accuracy ≦1%

AC & Battery Input Characteristics

Item

Specification

AC Input


Rated Input Voltage Single-phase 220Vac
Input Voltage Range 176Vac~285Vac(Full Load)
Input Current <8A
Frequency 45Hz~65Hz
PF ≥0.99
THD ≤10%(Individual harmonic)
Input Protection Fuse
Battery Input


Rated Input Voltage 13.5VDC/27VDC
Input Voltage Range 10.5Vdc~14.5vdc;     21Vdc~29vdc
Rated Input Current 45A
Operating Environment

Item

Specification

Operating Environment

Coolant Temperature

-10℃~45℃(Normal)

Storage Temperature

-40℃70℃

Relative Humidity

095%RH

Altitude

Full load output below 2000m

Other Parameters

Item

Specification

Safety & Reliability Bus Output OVP 250±2VDC;58VDC±1VDC;130±2VDC (Auto-recoverable)
Input UVP 140±5VAC(Recovery: 170±5VAC), Auto-resume operation after normalized
Input OVP 300±5VAC(Recovery: 270±5VAC), Auto-resume operation after normalized
OTP 75℃±5(Recovery: 70℃±5,Auto-resume after cooling down)

Cooling Method

Natural Convection / Self-cooling
MTBF MTBF≥100,000 hours
Noise Level ≤ 45dB(A)
Expand all parameters
General

Item

Specification

General

Model

GZ4810B12S

Dimensions

3381.4*257*110 mm(W×H×D

Weight

≦ 10kg

AC Input

Item

Specification

AC Input

Rated Bus Output

49V/10A
Rated Battery Output 12V/20A

Bus Output Voltage Range

40V~58V
Battery Output Voltage Range 10.5V~14.5V
Battery Input Rated Bus Output 47V/10A
Bus Output Voltage Range 40V~58V
DC & Battery Output Characteristics

Item

Specification

AC to Bus

Ripple P-P Coefficient ≦200mV
Voltage Regulation Accuracy ≤±0.6%
Efficiency (Rated) ≥90%
Current Sharing ≤ ±5%
Short-term Overload 5x rated value for 3–8s
Battery to Bus



Ripple P-P Coefficient ≦200mV
Voltage Regulation Accuracy ≤±0.6%
Efficiency (Rated) ≥85%
Current Sharing ≤±5%
AC to Battery



Ripple P-P Coefficient ≦200mV
Voltage Regulation Accuracy ≦0.6%
Efficiency ≧85%
Current Regulation Accuracy ≦1%
AC & Battery Input Characteristics

Item

Specification

AC Input


Rated Input Voltage Single-phase 220Vac
Input Voltage Range 176Vac~285Vac(Full Load)
Input Current <8A
Frequency 45Hz~65Hz
PF ≥0.99
THD ≤10%(Individual harmonic)
Input Protection Fuse
Battery Input


Rated Input Voltage 13.5VDC/27VDC
Input Voltage Range 10.5Vdc~14.5vdc;     21Vdc~29vdc
Rated Input Current 45A
Operating Environment

Item

Specification

Operating Environment

Coolant Temperature

-10℃~45℃(Normal)

Storage Temperature

-40℃70℃

Relative Humidity

090%RH

Altitude

Full load output below 2000m

Other Parameters

Item

Specification

Safety & Reliability Bus Output OVP 250±2VDC;58VDC±1VDC;130±2VDC (Auto-recoverable)
Input UVP 140±5VAC(Recovery: 170±5VAC), Auto-resume operation after normalized
Input OVP 300±5VAC(Recovery: 270±5VAC), Auto-resume operation after normalized
OTP 75℃±5(Recovery: 70℃±5,Auto-resume after cooling down)

Cooling Method

Natural Convection / Self-cooling
MTBF MTBF≥100,000 hours
Noise Level ≤ 45dB(A)
Expand all parameters
General

Item

Specification

General

Model

GZ11004B12S

Dimensions

3381.4*257*110 mm(W×H×D

Weight

≦ 10kg

AC Input

Item

Specification

AC Input

Rated Bus Output

117V/4A

Rated Battery Output 12V/20A

Bus Output Voltage Range

98V~127V
Battery Output Voltage Range 10.5V~14.5V
Battery Input Rated Bus Output 115V/4A
Bus Output Voltage Range 98V~127V
DC & Battery Output Characteristics

Item

Specification

AC to Bus

Ripple P-P Coefficient ≤1%
Voltage Regulation Accuracy ≤±0.5%
Efficiency (Rated) ≥90%
Current Sharing ≤ ±5%
Short-term Overload 5x rated value for 3–8s
Battery to Bus



Ripple P-P Coefficient ≤1%
Voltage Regulation Accuracy ≤±0.5%
Efficiency (Rated) ≥85%
Current Sharing ≤±5%
AC to Battery



Ripple P-P Coefficient ≦200mV
Voltage Regulation Accuracy ≦0.6%
Efficiency ≧85%
Current Regulation Accuracy ≦1%
AC & Battery Input Characteristics

Item

Specification

AC Input


Rated Input Voltage Single-phase 220Vac
Input Voltage Range 176Vac~285Vac(Full Load)
Input Current <8A
Frequency 45Hz~65Hz
PF ≥0.99
THD ≤10%(Individual harmonic)
Input Protection Fuse
Battery Input


Rated Input Voltage 13.5VDC/27VDC
Input Voltage Range 10.5Vdc~14.5vdc;     21Vdc~29vdc
Rated Input Current 45A
Operating Environment

Item

Specification

Operating Environment

Coolant Temperature

-10℃~45℃(Normal)

Storage Temperature

-40℃70℃

Relative Humidity

090%RH

Altitude

Full load output below 2000m

Other Parameters

Item

Specification

Safety & Reliability Bus Output OVP 250±2VDC;58VDC±1VDC;130±2VDC (Auto-recoverable)
Input UVP 140±5VAC(Recovery: 170±5VAC), Auto-resume operation after normalized
Input OVP 300±5VAC(Recovery: 270±5VAC), Auto-resume operation after normalized
OTP 75℃±5(Recovery: 70℃±5,Auto-resume after cooling down)

Cooling Method

Natural Convection / Self-cooling
MTBF MTBF≥100,000 hours
Noise Level ≤ 45dB(A)
Expand all parameters
General

Item

Specification

General

Model

GZ22004B24S

Dimensions

3381.4*257*110 mm(W×H×D

Weight

≦ 10kg

AC Input

Item

Specification

AC Input

Rated Bus Output

234V/4A

Rated Battery Output 24V/20A

Bus Output Voltage Range

198V~242V

Battery Output Voltage Range 20V~30V
Battery Input Rated Bus Output 230V/4A
Bus Output Voltage Range 198V~242V
DC & Battery Output Characteristics

Item

Specification

AC to Bus

Ripple P-P Coefficient ≤1%
Voltage Regulation Accuracy ≤±0.5%
Efficiency (Rated) ≥92%
Current Sharing ≤ ±5%
Short-term Overload 5x rated value for 3–8s
Battery to Bus



Ripple P-P Coefficient ≤1%
Voltage Regulation Accuracy ≤±0.5%
Efficiency (Rated) ≥85%
Current Sharing ≤±5%
AC to Battery



Ripple P-P Coefficient ≦200mV
Voltage Regulation Accuracy ≦0.6%
Efficiency ≧85%
Current Regulation Accuracy ≦1%
AC & Battery Input Characteristics

Item

Specification

AC Input


Rated Input Voltage Single-phase 220Vac
Input Voltage Range 176Vac~285Vac(Full Load)
Input Current <8A
Frequency 45Hz~65Hz
PF ≥0.99
THD ≤10%(Individual harmonic)
Input Protection Fuse
Battery Input


Rated Input Voltage 13.5VDC/27VDC
Input Voltage Range 10.5Vdc~14.5vdc;     21Vdc~29vdc
Rated Input Current 45A
Operating Environment

Item

Specification

Operating Environment

Coolant Temperature

-10℃~45℃(Normal)

Storage Temperature

-40℃70℃

Relative Humidity

090%RH

Altitude

Full load output below 2000m

Other Parameters

Item

Specification

Safety & Reliability Bus Output OVP 250±2VDC;58VDC±1VDC;130±2VDC (Auto-recoverable)
Input UVP 140±5VAC(Recovery: 170±5VAC), Auto-resume operation after normalized
Input OVP 300±5VAC(Recovery: 270±5VAC), Auto-resume operation after normalized
OTP 75℃±5(Recovery: 70℃±5,Auto-resume after cooling down)

Cooling Method

Natural Convection / Self-cooling
MTBF MTBF≥100,000 hours
Noise Level ≤ 45dB(A)

Expand all parameters

Application Scenarios

Power Grid
Hydropower Station
Power Plant
Hydropower Station

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