Tianjin Estel Electronic Science and Technology Co.,Ltd
| Payment Terms | T/T |
| Supply Ability | 100000 |
| Packaging Details | carton packing |
| Model | JM1240 |
| Nominal Voltage | 12V |
| Rated Capacity (C10) | 40Ah @1.80V/cell |
| imensions (L×W×H) | 197×165×170mm (7.75×6.50×6.69in) |
| Weight | 14.5kg (32.0 lbs) |
| Terminal Type | M6 |
| Case Material | ABS |
| Service Life | 12-year design float life at optimal conditions |
| Brand Name | ESTEL |
| Model Number | DJM1240 |
| Certification | ISO9001, CE, 3C, FCC, TLC |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 100000 |
| Packaging Details | carton packing | Model | JM1240 |
| Nominal Voltage | 12V | Rated Capacity (C10) | 40Ah @1.80V/cell |
| imensions (L×W×H) | 197×165×170mm (7.75×6.50×6.69in) | Weight | 14.5kg (32.0 lbs) |
| Terminal Type | M6 | Case Material | ABS |
| Service Life | 12-year design float life at optimal conditions | Brand Name | ESTEL |
| Model Number | DJM1240 | Certification | ISO9001, CE, 3C, FCC, TLC |
| Place of Origin | China | ||
| High Light | Backup Systems Lead Acid Battery ，12V 40Ah Lead Acid Battery ，Telecom Lead Acid Battery | ||
The ESTEL DJM1240 is a versatile 12V 40Ah lead-acid battery designed for space-constrained applications requiring dependable power. With its compact ABS enclosure and maintenance-free design, this battery delivers stable performance across a wide temperature range while offering up to 12 years of float service life at 25°C. Ideal for telecom equipment, small-scale UPS systems, and emergency lighting, the DJM1240 combines robust 400A surge capacity with certified safety features including UL and CE compliance.
| Specification | Value |
| Model | DJM1240 |
| Nominal Voltage | 12V |
| Rated Capacity (C10) | 40Ah @1.80V/cell |
| Dimensions (LxWxH) | 197x165x170mm(7.75x6.50x6.69in) |
| Weight | 14.5kg (32.0 lbs) |
| Terminal Type | M6 |
| Case Material | ABS |
| Specification | Value |
| Discharge Rate | Capacity | Current |
| C20 | 42Ah | 2.10A |
| C10 | 40Ah | 4.00A |
| C5 | 36.4Ah | 7.28A |
| C1 | 25.5Ah | 25.5A |
| Voltage | 10min | 30min | 1h | 3h | 5h | 10h | 20h |
| 1.85V/cell | 83.2 | 36.1 | 22.3 | 9.99 | 6.90 | 3.82 | 2.03 |
| 1.80V/cell | 94.6 | 39.3 | 23.1 | 10.8 | 7.15 | 4.00 | 2.10 |
| 1.60V/cell | 117.8 | 42.1 | 25.5 | 11.5 | 7.66 | 4.18 | 2.19 |
| Voltage | 10min | 30min | 1h | 3h | 5h | 10h | 20h |
| 1.85V/cell | 155.4 | 70.3 | 44.1 | 19.9 | 13.7 | 7.75 | 4.12 |
| 1.80V/cell | 173.9 | 75.9 | 45.4 | 21.5 | 14.3 | 8.10 | 4.26 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2002
Total Annual:
15 Million-20 Million
Employee Number:
101~200
Ecer Certification：
Verified Supplier
Introduction Tianjin Estel Electronic Science and Technology Co., Ltd (ESTEL(GUANGDONG)TECHNOLOGY CO., LTD), located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and tech... Introduction Tianjin Estel Electronic Science and Technology Co., Ltd (ESTEL(GUANGDONG)TECHNOLOGY CO., LTD), located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and tech...
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