Skytronic 656.824 - 12V 12Ah Sealed Lead Acid Battery (Maintenance-Free)

Skytronic 656.824 - 12V 12Ah Sealed Lead Acid Battery (Maintenance-Free)

The Skytronic 656.824 is a 12V 12Ah sealed lead acid rechargeable battery designed as a reliable replacement for a wide range of equipment: UPS, alarm and security systems, emergency lighting, electronic equipment and auxiliary power applications. Its sealed, maintenance-free construction minimizes periodic maintenance, offers very low self-discharge and is leak-proof , making it a stable solution for continuous and standby use. With an extended format of 151 × 98 × 95 mm and a weight of 3.05 kg , it fits into many common 12V/12Ah compartments on the market.

Main features

• Voltage and capacity: 12 V – 12 Ah (indicated on 20-hour label).
• Technology: Sealed lead acid battery (SLA), maintenance-free , low self-discharge and leak-proof .
• Compact format: 151 × 98 × 95 mm (L × W × H).
• Weight: 3.05 kg.
• Float and cycle use: Typical charging voltages printed on the housing (float approx. 13.5–13.8 V; cycle approx. 14.4–15.0 V; limit initial current).
• Typical applications: UPS, alarm and CCTV systems, access control, emergency lighting, electronics and auxiliary power.
• Easy installation: direct replacement in equipment compatible with 12V/12Ah batteries of the same size (always check the terminal type of your equipment).

Product benefits

• Standby and continuous duty reliability: Designed for backup power and moderate cycling.
• No periodic maintenance: sealed construction prevents refills and reduces maintenance tasks.
• Safety and cleanliness: Leak-proof design for sensitive environments and closed enclosures.
• Wide dimensional compatibility: common 12V/12Ah sizes, making replacement easy for many makes and models.

Use cases

• Home and office UPS: replacing dead batteries to maintain power backups.
• Security: alarm systems, CCTV, and access control with 12V backup.
• Emergency lighting: cabinets and luminaires with 12V/12Ah pack.
• Electronics and auxiliary power: small 12V supplies, instrumentation, hobby and projects.

Frequently Asked Questions

Does it need maintenance?
No. It is a sealed, maintenance-free battery.

How should I charge it?
Use a charger suitable for 12 V sealed lead-acid batteries, with a float voltage of approximately 13.5–13.8 V and a cyclic charge voltage of approximately 14.4–15.0 V, limiting the initial current . These ranges are printed on the product label.

Is it compatible with my equipment?
Make sure your device accepts 12V/12Ah and verify physical measurements and terminal type before purchasing.

Recommendations for use and safety

• Respect polarity and avoid short circuits.
• Charge in a ventilated environment with specific SLA/VRLA chargers.
• Do not expose to extreme temperatures or heat sources.
• If you are replacing an existing battery, remove and recycle the old unit according to local regulations.

Description for projects

Sealed lead-acid battery 12 V 12 Ah; maintenance-free; low self-discharge; leak-proof; dimensions 151 × 98 × 95 mm; weight 3.05 kg; charging voltages printed on the label (float approx. 13.5–13.8 V; cycle approx. 14.4–15.0 V; initial current limit).