Yuasa Lead-acid battery with 12V and 1.2Ah – NP1.2-12 VdS
Product information
The Yuasa NP1.2-12 VdS is a compact, valve-regulated lead-acid (VRLA) battery with a nominal voltage of 12 V and a capacity of 1.2 Ah. Thanks to its leak-proof AGM technology, excellent deep-discharge recovery and VdS certification, this maintenance-free battery is ideal for safety-critical applications such as fire alarm systems, emergency power systems or communication equipment.
Highlights at a glance
- Compact capacity: 1.2 Ah at 12 V for small to medium-sized loads
- VdS approved: G 101094 for safety-critical applications
- High current-carrying capacity: Maximum discharge current 36 A for 1 minute
- Maintenance-free: AGM technology with gas recombination and sealed casing
- Long-lasting: EUROBAT classification “Standard Commercial” – up to 5 years’ service life
Compact power for critical systems
With a capacity of 1.2 Ah (20-hour discharge to 1.75 V/cell), the NP1.2-12 lead-acid battery provides a reliable power supply for mission-critical applications. Thanks to its high peak current output, it is particularly suitable for devices that require higher power for short periods, such as in alarm or emergency scenarios.
Maintenance-free technology with robust construction
AGM (Absorbent Glass Mat) technology completely binds the electrolyte within the separator, preventing any free electrolyte from escaping. The integrated oxygen recombination (> 99 %) prevents water loss and makes the battery virtually maintenance-free. Low-pressure safety valves ensure controlled gas release and close automatically.
The housing is made of robust ABS plastic (UL94:HB); a flame-retardant version (UL94:V0) is available as an option. Thanks to its compact design, the battery is easy to integrate, even in space-constrained systems.
Features
| Model | Yuasa NP1.2-12 VdS |
| Battery type | VRLA AGM (maintenance-free) |
| Nominal voltage (V) | 12 |
| Capacity (Ah) | 1.2 (at a 20-hour rate) |
| Maximum discharge current | 15A (for 5 seconds) |
| Charging voltage (trickle charge) | 13.65V (±1%) |
| Charging voltage (cyclic operation) | 14.7V (±3%) |
| Operating temperature (°C) | -15 ~ 50 |
| Storage temperature (°C) | -20 ~ 50 |
| Service life | Up to 5 years ( Yuasa -design) |
| Dimensions (L/W/H, mm) | 97 x 48 x 58 |
| Weight (kg) | 0.55 |
| Connection | Faston 4.8mm |
| Certifications | IEC 60896-21+22, VdS, UL |
FAQs on the Yuasa 12V, 1.2Ah lead-acid battery
What applications is the NP1.2-12 suitable for?
The NP1.2-12 is ideal for fire alarm systems, emergency lighting, telecommunications, security and backup systems, medical devices and portable electronics.
How long does the battery last?
In float mode, the service life is up to 5 years at 20 °C. In cyclic operation, over 1,000 charge/discharge cycles are possible (depending on the depth of discharge).
How safe is it to use?
The battery is valve-regulated (VRLA), features a sealed system with gas recombination and can be operated in any position, except permanently upside down.
What type of connection is used?
Faston connectors (4.8 mm) enable a quick and secure connection.
How should the NP1.2-12 be charged correctly?
- Float charging voltage (20 °C): 13.65 V (≈ 2.275 V/cell), temperature compensation −3 mV/cell/°C
- Boost/cycle charge: 14.5 V (≈ 2.42 V/cell), compensation −4 mV/cell/°C
- Max. charging current in cycle mode: approx. 0.3 A
What temperature ranges and storage conditions must be observed?
- Charging: −15 °C to +50 °C
- Discharge: −20 °C to +60 °C
- Storage (fully charged): −20 °C to +50 °C
- Self-discharge: approx. 3% per month at 20 °C
| Capacity: | 1.2Ah |
|---|---|
| Tension: | 12V |
| VDS: | G 101094 |
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