The Optex SP-1 Spacer is designed to extend the BX-100PLUS by 2" from the mounting surface, providing added flexibility for installations. It features a DPST relay rated at 2 amps, ensuring reliable electrical performance. An internal timer adjustable from 0 to 25 seconds allows precise control over operation timing. Additionally, the spacer includes a backup push button for manual override, enhancing usability and control. Upgrade your setup with this practical extension piece to improve functionality and convenience.