Reserve Power Batteries
OPzV

Valve Regulated Tubular Plate GEL Batteries for Stand-By Applications
SUNLIGHT’s OPzV batteries are characterized by maintenance-free, long service life, excellent reliable performance even in harsh conditions (high operating temperatures or unstable power network), thus providing a premium, efficient and cost effective energy solution.
Optimum design, according to DIN international standards, exclusive use of high quality raw materials, robust construction and state of the art manufacturing processes make this OPzV range the ideal solution for stand-by applications requiring high level of safety and reliability.
The products are developed by SUNLIGHT’s R&D team which constantly designs and evaluates new innovative solutions to better meet market needs based on the latest technological trends, industry developments and market feedback.
SUNLIGHT’s products and services have gained international recognition by ensuring uninterrupted and reliable operations in a wide range of critical applications for a broad spectrum of industries, such as Telecom and Power networks.

GRID

TELECOM

GENSET

UPS
Long cycle life
Tubular positive plates, GEL form electrolyte and a unique sliding pole design, offer a design life of up to 18 years for 2V cells and 15 years for 6V & 12V blocks as well as more than 1500 cycles at 80% Depth of Discharge.
Outstanding performance and reliability
Products of optimum design with use of high quality raw materials, European state-of-the-art production facilities and cumulative experience on advanced submarine battery manufacturing ensure remarkable performance, exceeding values as defined by the DIN international standards.
Reduced maintenance cost
Maintenance-free design without water topping-up requirements.
Space optimization
Vertical and horizontal installation. Racks designed for easy installation, battery maintenance and optimal space utilization.
Operational safety
Extensive compliance testing performed under European and Global norms and verified by independent 3rd party certification agency.
Complete battery solution
Complete and ready to install systems with all the necessary accessories.
Also flame retardant containers and battery management systems are available upon request.
Flexibility
Design and production of customized products and services, high volume orders handling capability, fast delivery.
Peace-of-mind
24×7 experienced pre-sales and after sales support, through SUNLIGHT Global Partners Network.
Optimum Total Cost of Ownership (TCO)
Maximum lifetime value and cost efficiency.
Certified Quality
- “Very Long Life” according to Eurobat 2015 classification
- Tested according to IEC 60896-21 and fully compliant to IEC 60896-22
- Optimized for deep discharge recovery according to DIN 43539T5 Part 5
- Full conformity to DIN 40742 specifications for OPzV cells and DIN 40744 for OPzV blocks
- Compliant to the safety requirements of IEC 62485-2 for stationary batteries
- Manufactured in SUNLIGHT’s European production facilities, certified with ISO 9001, ISO 14001, BS OHSAS 18001
Positive Plates
- Tubular plate design
- Optimized Lead Calcium Tin Alloy reducing hydrogen evolution
- Red Lead in-house production by 99.9% Pure Lead
- Dry Filling with Red Lead
Negative Plates
- Pasted negative plates of grid design
- Optimized Lead Calcium Tin Alloy
- Robust construction
Gauntlet
- Highly porous woven material
- Increased diameter with high Positive Active Mass (PAM)
Bottom Bar
Ultrasonic welding
Terminal Bridge
Manufactured with high quality, robust materials following certified processes
Electrolyte
- Immobilized in GEL form sulphuric acid with nominal density of 1,26 kg/l (20°C)
- State of the art GEL filling equipment
- High purity silica for GEL formation
- Effective diffusion of GEL
Separators
- High porosity grade material
- Allow migration of ions during charge/discharge
- More acid in the surrounding area of the plates
Container / Lid
- Heavy Duty ABS Material
- Optionally flame retardant (Class V0) ABS material
- Thick wall container
- Sealing between container – lid with polyurethane resin
- 100% leakage quality control with high precision equipment
Valve
- Pressure relief
- Integral flame arrestor
Sliding Poles
- Premium sliding design with brass insert and rubber seal in the lid
- Hardness and acid resistance
External Intercell Connectors
- Flexible
- Copper
- Fully insulated
- Fixed with plastic head safety bolt and probe hole on the top
Terminals
Threaded female M10 terminal posts
Internal Monoblock Intercell Connectors
Copper bars premium design
Pole Washers
Color coded pole washers
Telecommunications
Backup power systems for base stations, cell towers & radio transmission installations
UPS systems
Critical equipment backup power supply & protection from frequency & voltage fluctuations
Utilities
Power grid stabilization, power quality and reliability improvement
Power generation & distribution
Switches control & switchboards in substations connected to power generation line
Transportation signalling
Signalling systems, communication/control nodes in demanding environmental conditions
Emergency lighting
Lighting in critical situations when main electrical supply is interrupted
Automation and measuring systems
Backup power for measuring & high demanding automation systems