Expansion & Add-On Components
Expansion & Add-On Components contains a large selection of products to customize and enlarge your multi-point access control system. There are over 300 products in this category, so it is best to use the filters to narrow down your search! If you need help with a specific product please give us a call at (888) 818-4283.
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DoorKing 1819-080 Information TelephoneGD# DKS-1819-080 MFR# 1819-080• Surface Mount
• Full duplex voice communication
• Call button
• 1 Relay
• Postal lock provision
• Includes 16 VAC transformer
• 2 Year Limited Manufacturer Warranty
• All Products Require a 3-5 Day Lead Time See More Details$1,001.00 -
DoorKing 1800-050 Telephone Test KitGD# DKS-1800-050 MFR# 1800-050• Telephone Test Set Tec 1016
• All Products Require a 3-5 Day Lead Time See More Details$314.00