Alpha SS911 Sub Station-Flush-1 Call Button

The Alpha SS911 Sub Station-Flush-1 Call Button is a tamper-resistant outdoor audio intercom station. It features a stainless steel faceplate made from 11 gauge steel with a brushed finish for durability. The unit includes a weatherproof 45-ohm speaker protected by an offset baffle and a machined block microphone to prevent tampering.

This station is compatible with RM5000EX and CB901EX microprocessor intercom systems and requires the AN913 control module as well as the BBF910 flush or BBS910 housing for installation. It mounts in a 3.5-inch deep three-gang electrical box and includes heavy duty piezo switches with no moving parts for improved reliability. The LED indicator is mounted behind 0.25-inch thick LUCITE to enhance visibility.

• Construction: 11 gauge stainless steel faceplate with brushed finish
• Speaker: Weather-resistant 45 ohm with offset baffle
• Microphone: Encased in machined block for tamper resistance
• Installation: Fits 3.5-inch deep three-gang electrical box (BBF910)
• Compatibility: Works with RM5000EX and CB901EX intercom systems