| Model | 5-QA12 | 
| Power Source | 220V AC, 50/60Hz others also available | 
| Battery Capacity | 24V / 4Ah | 
| # of heat detector connected | No limit *Except electronic-type | 
| # of smoke detector connected | 30/zone *Horing Lih manufactured | 
| End of Line Resistor | 10KΩ *One per zone | 
| Material | 1.2mm steel plate | 
| Color | Pearl gray *Others also available | 
| Dimensions | 320 mm (H) x 250 mm(W) x 100 mm(D) |