Linear Mega Code ACT-31B 1-Button Keychain Remote

The Linear ACT-31B (ACP00879) is a compact, single-button keychain-style Mega Code transmitter designed for Linear access control systems and gate operators. It features block coding for easy programming of large quantities of remotes and delivers reliable 318 MHz performance in a very small package.

Key Features

• MegaCode format – over 1,000,000 unique factory pre-programmed codes
• Block coded – ideal for bulk programming into Linear access controllers
• Single-button operation for one gate or entry point
• Ultra-compact keychain design with quick-disconnect key ring
• 10-second time-out feature prevents continuous transmission
• Two type 2016 lithium batteries (5-year typical life)
• Dimensions: 2.25" H × 1.25" W × 0.48" D

Compatibility

Works with all Linear MegaCode access control receivers and controllers, including:

• Linear gate operators
• Linear telephone entry systems
• Linear stand-alone access control systems

Easy Programming

Block-coded transmitters are programmed by entering the first and last code of the block into the Linear controller. No need to program each remote individually.

Download Official Linear ACT-31B Programming Instructions (PDF)

Why Choose the Linear ACT-31B?

• Extremely small and convenient keychain size
• Secure MegaCode rolling-code technology
• Block coding makes it perfect for property managers and installers
• Long battery life with easy replacement
• Direct OEM replacement for existing Linear systems

Product Summary

Linear Mega Code ACT-31B (ACP00879) – 318 MHz single-button keychain remote with block coding. The compact, reliable mini transmitter for Linear access control and gate systems. Includes quick-disconnect key ring and long-life batteries.