Solar Battery UD 12V 250AH

Advanced energy storage product engineered for reliable power applications, scalable supply, and global B2B project requirements.

Model:: Solar Battery UD 12V 250AH
Brand:: VoltCrave

Output Voltage:

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Reliable Power for Critical & Industrial Applications

Suitable for UPS/EPS, emergency backup, emergency lighting, railway and aircraft signaling, security systems, communication power, DC power supply, electronic equipment, and automatic control systems, delivering stable and dependable power across a wide range of essential applications.

PARAMETER	UD250AH/12V
BASIC SPECIFICATIONS
Model	UD250AH/12V
Product Code	UD12V250AH
Battery Type	Lead Acid AGM / Gel Battery
Nominal Voltage	12V
Nominal Capacity (10HR)	250Ah
Terminal	T11
Container Material	ABS
CAPACITY PERFORMANCE
20HR Capacity	260.0Ah / 13.0A 20hr, 1.80V/cell, 25°C (77°F)
10HR Capacity	250.0Ah / 25.0A 10hr, 1.80V/cell, 25°C (77°F)
5HR Capacity	215.4Ah / 43.0A 5hr, 1.75V/cell, 25°C (77°F)
3HR Capacity	195.2Ah / 65.05A 3hr, 1.75V/cell, 25°C (77°F)
1HR Capacity	152.5Ah / 152.5A 1hr, 1.60V/cell, 25°C (77°F)
DISCHARGE PERFORMANCE
Maximum Discharge Current	2500A (5 Seconds)
Internal Resistance	Approx. 2.7mΩ
CHARGING PARAMETERS
Cycle Use – Initial Charging Current	Less Than 60.0A
Cycle Use – Charging Voltage	14.4V–15.0V at 25°C (77°F)
Cycle Use – Temperature Coefficient	-30mV/°C
Standby Use – Initial Charging Current	No Limit
Standby Use – Charging Voltage	13.5V–13.8V at 25°C (77°F)
Standby Use – Temperature Coefficient	-20mV/°C
TEMPERATURE CONDITIONS
Discharge Temperature	-15°C to +50°C (5°F to 122°F)
Charge Temperature	0°C to +40°C (32°F to 104°F)
Storage Temperature	-15°C to +40°C (5°F to 104°F)
Nominal Operating Temperature	25 ±3°C (77 ±5°F)
CAPACITY VS. TEMPERATURE
Capacity at 40°C (104°F)	103%
Capacity at 25°C (77°F)	100%
Capacity at 0°C (32°F)	86%
STORAGE & SELF-DISCHARGE
Storage / Self-discharge	Battery may be stored for up to 6 months at 25°C (77°F) before recharging. At higher temperatures, the recharge interval should be shorter.
MECHANICAL SPECIFICATIONS
Length	522 ±3mm (20.55in)
Width	268 ±2mm (10.55in)
Container Height	220 ±2mm (8.66in)
Total Height (with Terminal)	225 ±2mm (8.86in)
Approx. Weight	Approx. 63.8kg (140.65lbs)
APPLICATIONS
Typical Applications	Uninterruptible Power Supply (UPS) / Electric Power System (EPS) / Emergency Backup Power / Emergency Lighting / Railway Signals / Aircraft Signals / Alarm & Security Systems / Electronic Equipment / Communication Power Supply / DC Power Supply / Automatic Control Systems