IEB 12v 120 ah replacement battery AGM Deep Cycle Battery (Type 31)
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🔋 Deep Cycle AGM vs. Regular AGM: Why It Matters
Deep cycle AGM batteries are designed for repeated, sustained energy delivery—making them ideal for mobility devices, solar systems, RVs, marine use, and electric vehicles.
| Feature | Deep Cycle AGM | Regular AGM |
|---|---|---|
| Designed For | Frequent deep discharges (50–80%) | Short-term backup or starting |
| Plate Thickness | Thicker plates for durability | Thinner plates |
| Cycle Life | Higher (hundreds to thousands of cycles) | Lower |
| Energy Delivery | Stable over long periods | Short bursts of high current |
| Best For | Mobility, solar, marine, RVs | UPS, vehicle starting |
In summary: If your application requires consistent power through frequent charge/discharge cycles, a deep cycle AGM battery is the smarter, longer-lasting investment.
IEB 12v 120 ah replacement battery AGM Deep Cycle Battery (Type 31) - SB121150D – 12V 115Ah AGM Deep Cycle Battery (EV/DC Series)
Built for Demanding Cycles. Designed to Last.
The SB121150D is a high-performance 12V 115Ah deep cycle AGM battery, purpose-built for frequent cycling applications such as mobility devices, renewable energy storage, RVs, marine systems, and electric vehicles.
Part of the trusted EV/DC Series, this battery features a higher tin content, extra-thick plates, and reinforced inter-cell connections—providing superior vibration resistance and an extended service life when compared to standard AGM batteries.
🔋 Key Benefits
- Longer Life: Designed for high-cycle environments with enhanced internal structure and paste formulation.
- Deep Cycle Ready: Ideal for applications with frequent charge/discharge usage.
- Maintenance-Free: Sealed VRLA/AGM design—no water refills needed.
- Safe for Air Travel: IATA/ICAO A67 compliant.
- Flexible Installation: Can be mounted in any direction (except inverted).
⚙️ Specifications
- Nominal Voltage: 12V
- Capacity: 115Ah @ 20hr, 110Ah @ 10hr, 96Ah @ 5hr, 61.1Ah @ 1hr (Replaces 120Ah Fine)
- Terminals: F12 (M8) – Comes with bolts
- Max Discharge Current: 1100A (5 sec)
- Internal Resistance: ±5.5 mΩ
- Operating Temp: Discharge: -40°C to 60°C | Charge: -20°C to 50°C | Storage: -20°C to 60°C
- Float Charge Voltage: 13.6–13.8V @ 25°C
- Cyclic Charge Voltage: 14.6–14.8V @ 25°C
- Max Charging Current: 33A
- Self Discharge: ~3% per month at 25°C
- Dimensions: 328 x 172 x 215 mm (12.9" x 6.77" x 8.46")
- Weight: Approx. 30kg
🧰 Ideal For
- Mobility scooters and power chairs
- Solar & renewable energy storage systems
- Electric vehicles and golf carts
- Recreational vehicles and campers
- Marine use and material handling equipment
- For backup sump pumps
⚠️ Important Notes
- Do not mix with batteries of different brands, ages, or capacities.
- Always follow charging guidelines for best performance and longevity.
- Never install in a sealed or airtight enclosure.
Certified Quality: UL-recognized (MH60449), manufactured under ISO 9001, ISO 14001, and OHSAS 18001 standards for safety, performance, and environmental care.
Upgrade your system with the SB121150D—built to power your lifestyle reliably, efficiently, and safely.
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🔋 What’s mAh All About?
🔋 What’s mAh All About?
mAh stands for milliamp hours—basically, how much "fuel" your battery can hold. A higher or lower mAh than your original battery? No worries! 🙌 It won’t affect charging or operation—just means your device might run a bit longer or shorter between charges. Still 100% compatible. Still 100% awesome. 💪✨
Before ordering please read
Before ordering please read
Ensure the original battery model number is mentioned in our product description and verify that your device model number is also listed in the description.
How to Look after your new lithium battery!!
How to Look after your new lithium battery!!
See how to look after your battery if its lithium Lithium Care
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Delivery and Shipping
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Specifications
| Product Information | |
|---|---|
| Category | AGM Deep Cycle Battery |
| Battery Type | Sealed Lead Acid (AGM) |
| Capacity | 115Ah @ 20HR, 110Ah @ 10HR, 96Ah @ 5HR, 61.1Ah @ 1HR |
| Voltage | 12V |
| Max Discharge Current | 1100A (5 sec) |
| Internal Resistance | ±5.5 mΩ |
| Float Charge Voltage | 13.6–13.8V @ 25°C |
| Cyclic Charge Voltage | 14.6–14.8V @ 25°C |
| Max Charging Current | 33A |
| Self Discharge | ~3% per month @ 25°C |
| Operating Temperature | Discharge: -40°C to 60°C Charge: -20°C to 50°C Storage: -20°C to 60°C |
| Dimensions | 328 x 172 x 215 mm (12.9" x 6.77" x 8.46") |
| Weight | Approx. 30kg |
| Fits Brands | |
| Generic Replacement – Compatible with equipment from multiple brands using Group 31 AGM Deep Cycle Batteries. | |
| Fits Models | |
| Mobility scooters, solar energy systems, RVs, golf carts, marine equipment, sump pumps, and more. | |
| Fits Battery Models | |
| Replaces most 12V 120Ah/115Ah AGM Deep Cycle Group 31 batteries. | |
| Certified: UL (MH60449), ISO 9001, ISO 14001, OHSAS 18001 Compliant | |
| Latest Update: July 9, 2025 | |
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