| Model | ESCH24V20-O or YHCH24V20A-O (Li-ion) |
| Dimensions (mm) | Long * wide * high：193*123*102 (mm) |
| Output maximum current (A) | 20 |
| Maximum power point (W) | 600 |
| Input voltage (VAC) | 100V~264V |
| Output voltage (VDC) | Lead-acid battery:31V; VRLA:29.4V;(customizable) |
| Applicable battery voltage | 24V lead-acid battery pack, (Customizable, Lithium battery optional) |
| Maximum efficiency | 93% |
| Output voltage regulation precision | ±1% |
| Output current accuracy | ±1% |
| Working temperature | -30℃～-45℃ |
| Classes of seismic measure | SAEJ1378 |
| Cooling mode | Air blast cooling |
| Over temperature protection | 75℃±5 |
| Input under-voltage protection (VAC) | Under-voltage point 90V |
| Output over-voltage protection (VDC) | 31V±1 |
| Output over-current protection (A) | >110%*Maximum charge current |
| Output short circuit protection | When the output is short-circuited, charger shutdown, and automatic recovery after short-circuit solved. |
| Battery reverse protection | Charger shutdown and alarm when the wire is connected reversely, it will automatically resume after wiring correctly. |
