| Main power | 110 VAC or 220VAC (+20%] 50Hz/60Hz |
| Batteries | 2*12V, 2.3A Lead acid batteries |
| Battery low-voltage protection | 21V |
| Number of points on each loop | 128 pcs |
| Environmental | Temperature range: -10 to 55°C (14~134°F); Relative humidity:5 to 95%, non-condensing |
| Fuse for AC power | 1A/250V glass tube fuse, slow blow,5* 20mm |
| Fuse for DC power | 10A/250V ceramics tube fuse slow blow 5*20mm |
| Terminal blocks rating | All terminals rated for 12 to 18 AWG [0.75 to 2.5 mm²) |
| Size (L*W*H) | 330mm* 235mm* 90mm |
