Subnet surge protection kit for subnetwork ports.
$160.95
EC-BOS-8 – Add-on dual port RS-485 module. Complies with UL 864, UUKL Smoke Control Listing.
100 VA 120/24 VAC power supply, 10Amp circuit breaker
Transformer, 120/24VAC, 100 VA, 4Amp circuit breaker
Supervised input kit for dry contacts.