DMEGC TOPCon DM515G12RT-B54HBT (515W) vs LONGi EcoLife (Dual Glass, BC) LR7-54HJBB-500M (500W)
Both are solar panels. Every figure below is a stored value from our catalogue — where a product does not publish one, the cell says so rather than guessing.
Specifications side by side
| Specification | DMEGC TOPCon DM515G12RT-B54HBT (515W) | LONGi EcoLife (Dual Glass, BC) LR7-54HJBB-500M (500W) |
|---|---|---|
| Peak power | 515 Wp | 500 Wp |
| Short-circuit current (Isc) | 15.83 A | 15.26 A |
| Open-circuit voltage (Voc) | 40.75 V | 41.45 V |
| Temp. coefficient of Voc | -0.25 %/°C | -0.21 %/°C |
Specification provenance: Unverified imported catalogue data on both sides — per-field datasheet citations are being added as documents are processed.
Physical & sourcing
| Width × Height × Depth | 1977 × 1134 × 30 mm | 1800 × 1134 × 30 mm |
| Weight | 27.1 kg | 23.5 kg |
| Country of origin | CN | CN |
| Stocked by Minute Solar | Yes | Yes |
Dimensions: DMEGC TOPCon DM515G12RT-B54HBT (515W) — read from the manufacturer's datasheet; LONGi EcoLife (Dual Glass, BC) LR7-54HJBB-500M (500W) — read from the manufacturer's datasheet.
Which should you choose?
We deliberately do not pick a winner: the right choice depends on your roof, your existing equipment and your tariff, and we hold no evidence that would justify a general ranking. Put both through a full compatibility-checked design instead.
Design a system with either