Yuasa Lead-acid battery with 12V and 24Ah - NPL24-12I
Description
Product information
The Yuasa NPL24-12I is a long-life, valve-regulated lead-acid battery (VRLA) with 12 V nominal voltage and 24 Ah capacity. Thanks to its robust AGM technology, high peak current capacity and the EUROBAT service life class “Long Life”, this maintenance-free battery is the ideal choice for UPS systems, safety technology and industrial energy systems with high demands on reliability and service life.
Highlights at a glance
- High capacity: 24 Ah (20h) / 22.2 Ah (10h) for stable power supply
- Extra long-life: EUROBAT classification “Long Life” – up to 12 years of service life
- Strong performance: Peak currents up to 500 A for 1 second
- Maintenance-free: AGM technology with > 99 % gas recombination
- Robust and safe: ABS housing (UL94:HB), optionally UL94:V0 flame-retardant
Powerful energy source for critical systems
With a rated capacity of 24 Ah (20h discharge down to 1.75 V/cell) and a 10h capacity of 22.2 Ah, the NPL24-12I offers reliable and constant power supply. The battery handles short-term peak loads of up to 500 A (1 second) with ease and is therefore ideal for uninterruptible power supply systems, telecommunications, fire alarm systems or industrial backup applications.
Robust technology with a long service life
The leakproof AGM design (Absorbent Glass Mat) binds the electrolyte completely in the separator and thus ensures a gas-tight seal with very low self-discharge (approx. 3% per month). Self-closing safety valves reliably regulate the internal pressure, making operation particularly safe.
The robust ABS housing protects the battery even under demanding conditions. For increased fire protection requirements, an optional flame-retardant version according to UL94:V0 is available.
Features
| Model | Yuasa NPL24-12I |
| Battery type | VRLA AGM (Long Life) |
| Nominal voltage (V) | 12 |
| Capacity (Ah) | 24 (at 20h rate) |
| Maximum discharge current | 240A (for 5 seconds) |
| Charging voltage (float 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 10 years (according to Eurobat) |
| Dimensions (L/W/H, mm) | 166 x 175 x 125 |
| Weight (kg) | 9.2 |
| Connection | M5 thread |
| Certifications | IEC 60896-21+22, VdS, UL |
FAQs about the Yuasa lead-acid battery with 12V and 24Ah
For which applications is the NPL24-12I suitable?
It is ideal for UPS systems, security and fire alarm technology, emergency lighting, telecommunications, photovoltaics, medical applications as well as industry and railways.
How long does the lead-acid battery last?
The NPL24-12I achieves a service life of up to 12 years in standby operation at 20 °C and is classified as “Long Life” by EUROBAT.
How safe is operation?
The battery is valve-regulated, gas-tight sealed, maintenance-free and can be operated in almost any position, except permanently upside down.
How is the NPL24-12I correctly charged?
- Float charge 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. 6 A
What temperature ranges and storage conditions must be observed?
- Charging: −15 °C to +50 °C
- Discharging: −20 °C to +60 °C
- Storage (fully charged): −20 °C to +60 °C
- Self-discharge: approx. 3 % per month at 20 °C
Properties
| Capacity: | 24Ah |
|---|---|
| Tension: | 12V |
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