InterfaceSource verifiedUnknown
FireClass FC500MFI Multifunctional Interface
FC500MFI multifunctional interface listed by FireClass for the FC501 control panel, with up to four interfaces supported by FC501.
Recorded specifications
- Part Number
- 508.031.742
- Maximum Per FC501
- 4
Verified compatibility
No high-confidence, source-verified compatibility relationship is currently recorded for this product.
Supporting sources
FC501 Datasheet
FireClass / Johnson Controls • Checked 2026-08-12