NPP NPD12-40Ah 12V 40Ah AGM VRLA Deep Cycle Battery
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12V 40Ah AGM VRLA deep cycle battery designed for cyclic and standby power applications.
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Maintenance-free, spill-proof absorbed glass mat (AGM) construction for safe indoor installation.
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Deep cycle plate design delivers improved discharge recovery and extended cycle life.
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Ideal for solar systems, mobility equipment, marine electronics and backup power.
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Rugged ABS housing with threaded insert terminals for secure, high-current connections.
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NPP NPD12-40Ah 12V 40Ah AGM VRLA Deep Cycle Battery
The NPP NPD12-40Ah Deep Cycle battery is a 12-volt, 40 amp-hour sealed AGM VRLA battery engineered for dependable cyclic and standby service. Designed with thicker lead plates and enhanced active material, this deep cycle model offers improved discharge recovery and longer cycle life compared to general-purpose AGM batteries. Its maintenance-free and spill-proof construction makes it suitable for enclosed and indoor installations.
Built for durability and versatility, the NPD12-40Ah performs reliably in renewable energy systems, mobility scooters, marine electronics and emergency backup applications. The rugged ABS casing combined with absorbed glass mat technology ensures stable voltage delivery, low internal resistance and consistent performance during repeated charge and discharge cycles.
SPECIFICATIONS
- Brand: NPP
- Model / SKU: NPD12-40Ah
- Series: Deep Cycle Series
- Battery Type: AGM VRLA Sealed Lead Acid
- Nominal Voltage: 12V
- Rated Capacity: 40Ah (20-hour rate)
- Chemistry: Lead Acid (AGM)
- Design Life: Up to 5–8 years in standby service (typical)
- Cycle Life: Enhanced cyclic performance vs. general-purpose series
- Terminal Type: Threaded insert (typically M6 bolt)
- Dimensions (approx): 7.7 in × 6.5 in × 6.7 in (196 × 165 × 170 mm)
- Total Height (including terminals): ~6.9 in (175 mm)
- Weight (approx): ~26–30 lbs (12–14 kg)
- Internal Resistance: Low (typical for 40Ah AGM)
- Self-Discharge: Approx. 2–3% per month at 25°C
- Float Charging Voltage: ~13.5–13.8V
- Cycle Charging Voltage: ~14.4–15.0V
- Operating Temperature (Discharge): –15°C to +50°C
- Operating Temperature (Charge): –10°C to +50°C
- Storage Temperature: –20°C to +50°C
APPLICATIONS
- Solar and renewable energy systems
- Mobility scooters and wheelchairs
- Marine electronics and trolling motors
- Backup power and UPS systems
- Emergency lighting systems
- RV and recreational equipment
- Electric vehicles and golf caddies
- Medical and portable electronic devices
Cross-Reference / Replacement Models (12V 35–40Ah Deep Cycle AGM Class)
- NPP NP12-40Ah (General Series equivalent)
- Universal Power UB12400
- Power-Sonic PS-12400
- Mighty Max ML40-12
- Vision CP12400
- Leoch LP12-40
- Interstate DCM0040 (12V 40Ah class)
- ExpertPower EXP12400
| Width | 6.54 |
|---|---|
| Height | 7.13 |
| Length | 7.73 |
| Condition | New |
| Country of Manufacture | China |
| Brand | NPP |
| Chemistry | AGM |
| Output Voltage | 12 |
| Output Voltage | 12V |
| Amperage | 40 |
| Amperage 20 Hours | 40 |
| Rechargeable | Yes |
| Terminal Type | T12/T3 |
| Watts | W |
| Warranty | 3 Year Manufacturer Warranty |
| Special Notes | Before purchasing, please be advised that it is recommended to replace your original battery pack with that of the same chemistry. This battery may require a skilled installer or special tools to replace. For skilled end users only. This battery may require soldering and special tools to replace. For skilled end users only. Extended battery packs may require an extra cover that will accommodate its size. |
| Voltage | V |
