ECELL OPzV Series: Tubular Gel Battery

Overview:

The ECELL BATTERIES OPzV series utilizes a combination of tubular positive plates and a thixotropic silica gel electrolyte. Designed for the highest reliability and maintenance-free operation, the 2V 2500Ah model is the ultimate choice for large-scale energy storage and critical backup systems. With an impressive design life of over 20 years, it delivers exceptional deep-cycle performance even under harsh environmental conditions.

Application Scenarios:

・Renewable Energy Storage Systems (Solar & Wind)

・Telecommunications & Data Centers

・Smart Grid & Utility Powers

・Railway & Transportation Signaling

・Industrial UPS & Emergency Systems
・Oil & Gas Infrastructure

Item	Specification
Nominal Voltage	2V
Nominal Capacity	2500Ah (at 10Hr rate to 1.80V/cell)
Design Life	20 Years (Float)
Terminal Type	M8 Copper Bolt
Container Material	High-strength ABS (Flame retardant UL94-V0 optional)

Key Features:

・ Tubular Plate Technology: High-density tubular positive plates prevent active material shedding, ensuring a long cycle life and high reliability.

・ Maintenance-Free Gel Electrolyte: No water topping up required; the gel technology ensures no acid stratification and prevents leakage.

・ Extreme Longevity: Designed for a 20-year float life at 25°C, making it a cost-effective long-term investment.

・ Excellent Deep Cycle Recovery: Superior performance in frequent discharge applications and excellent recovery capability after deep discharge.

・ Wide Temperature Range: Operates efficiently in temperatures ranging from -20°C to +55°C.

・ Low Self-Discharge: High-purity lead-calcium-tin alloy grids reduce the self-discharge rate significantly.

Specification:

Series	ECELL BATTERIES Model	Voltage (V)	Capacity (AH)	Rating	Dimension (mm)				Terminal	Weight (kg) ±3%	Type
					L	W	H	TH
					±1	±1	±2	±2
OPzV	OPzV2-250	2	250	10 Hr	124	206	355	390	R6/M8*20	22.50	OPzV Tubular Gel
	OPzV2-300	2	300	10 Hr	145	206	356	390	R6/M8*20	26.50	OPzV Tubular Gel
	OPzV2-350	2	350	10 Hr	124	206	471	506	R6/M8*20	28.50	OPzV Tubular Gel
	OPzV2-420	2	420	10 Hr	145	206	471	506	R6/M8*20	33.50	OPzV Tubular Gel
	OPzV2-500	2	500	10 Hr	166	206	471	506	R6/M8*20	38.50	OPzV Tubular Gel
	OPzV2-600	2	600	10 Hr	145	206	646	681	R6/M8*20	47.00	OPzV Tubular Gel
	OPzV2-800	2	800	10 Hr	191	210	646	681	R6/M8*20	63.00	OPzV Tubular Gel
	OPzV2-1000	2	1000	10 Hr	233	210	646	681	R6/M8*20	77.50	OPzV Tubular Gel
	OPzV2-1200	2	1200	10 Hr	275	210	646	681	R6/M8*20	91.00	OPzV Tubular Gel
	OPzV2-1500	2	1500	10 Hr	275	210	646	681	R6/M8*20	112.00	OPzV Tubular Gel
	OPzV2-2000	2	2000	10 Hr	397	212	772	807	R6/M8*20	150.00	OPzV Tubular Gel
	OPzV2-2500	2	2500	10 Hr	487	212	772	807	R6/M8*20	188.50	OPzV Tubular Gel
	OPzV2-3000	2	3000	10 Hr	576	212	772	807	R6/M8*20	225.00	OPzV Tubular Gel

Contact Us

At ECELL BATTERIES, you can always rely on our professional team to provide the ideal power supply solutions tailored to your needs. Reach out to our experts today for a customized consultation.

Company: ECELL BATTERIES INTERNATIONAL LIMITED
Website: www.ecellbatteries.com
Email: sales@ecellbatteries.com
WhatsApp: +86 178 5970 1902

ECELL BATTERIES Wishes you and your families Merry Christmas & Happy New Year 2026!

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ECELL OPzV Series: Tubular Gel Battery

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