| BRAND | Tyco Fire |
| Product | 0B015/50/30/PL/i4 |
| Internal code | IMP4711573 |
| Custom code | 8537 10 91 |
| Technical specification | New replacement B1VC Monitoring Card ( 0B015/50/30/PL/I2 ) to replace old style B1C SIL Module ( 0B015/50/27/PL/I6 ), if fitted to existing amplifiers. |
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