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EVE MB56 (628Ah) vs. EVE MB31 (314Ah) vs. CATL 320Ah/310Ah: Ultra-Large 3.2V Prismatic LiFePO4 Cell Comparison

Engineering Answer: For utility, commercial C&ech, and high-density residential 51.2VR (16S) LiFePO4 energy storage systems (ESS), third-generation 314Ah–320Ah cells in the standard 72×174×207mm (71173207) footprint—led by the EVE MB31 314Ah (1,004.8Wh, 10,000 Zyklen), EVE MB30 306Ah, CATL 320 Ah, an CATL 310Ah—deliver 16.08kWh to 16.38kWh in a single 16S1P server rack or floor-standing enclosure. Meanwhile, the ultra-large EVE MB56 628Ah (2,009.6Wh) doubles single-cell capacity for 4-hour 0.25P container BESS and 32.15kWh 16S1P stationary banks, eliminating 2P parallel busbar balancing overhead.

1. Side-by-Side Specification Matrix: EVE MB56 (628Ah) vs. EVE MB31 (314Ah) vs. EVE MB30 (306Ah) vs. CATL 320 Ah / 310Ah

Paramesnéiergank EVE MB56 (628Ah) EVE MB31 (314Ah) EVE MB30 (306Ah) CATL 320 Ah / 314Ah CATL 310Ah
Nominell Kapazitéit / Energie 628Ah / 2,009.6Wh 314Ah / 1,004.8Wh 306Ah / 979.2Wh 320Ah / 1,024.0Wh 310Ah / 992.0Wh
Nominell / Betribssystemer Volt 3.2VR (2.50V–3.65V) 3.2VR (2.50V–3.65V) 3.2VR (2.50V–3.65V) 3.2VR (2.50V–3.65V) 3.2VR (2.50V–3.65V)
Zyklus Liewen (25° C, 70% SOH) 10,000+ Cyclen (0.25P/0.25P) 10,000 Cyclen (0.5P / 0,5p) 10,000 Cyclen (0.5P / 0,5p) 8,000–10,000 Cycles 6,000–8,000 Cycles
AC Internal Impedance (1kHz) ≤ 0.12 mΩ ≤ 0.18 mΩ ≤ 0.18 mΩ ≤ 0.18 mΩ ≤ 0.20 mΩ
Dimensiounen (T × W × H mm) ~72 × 345 × 207 mm 71.7 × 173.9 × 207.2 mm 71.7 × 173.9 × 207.2 mm 71.7 × 174.0 × 207.0 mm 71.7 × 174.0 × 207.0 mm
Cell Weight 11.5 ± 0.3 kg 5.60 ± 0.15 kg 5.55 ± 0.15 kg 5.65 ± 0.15 kg 5.50 ± 0.15 kg
16S1P (51.2VR) Pack Energy 32.15 khwh (16S1P) 16.08 khwh (16S1P) 15.67 khwh (16S1P) 16.38 khwh (16S1P) 15.87 khwh (16S1P)
Produit Säit / Spec Sheet MB56 Spec Matrix EVE MB31 314Ah EVE MB30 306Ah CATL 320 Ah CATL 310Ah

2. When to Choose 314Ah/320Ah (71173207) vs. 628Ah (MB56) for 51.2V & 25.6V Batterie Packs


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