Receivers & Transmitters

Larco offers the most space-efficient and durable wireless automatic door control devices available when combined with select Larco wall switch assemblies. The Ultra-Small Receiver and Transmitters operate at 433 MHz and employ code hopping-technology for secure activation's.

Receivers, 433 MHz

The receiver's operate only after learning a transmitter’s signal through a simple pairing procedure. This programming procedure eliminates the need to set dip switches and involves a simple press of the programming button located on the top cover of the receiver. Our vestibule sequencer receiver enables you to operate multiple doors with one transmitter with a user-defined delay that will help reduce heating and cooling costs.

• Offers millions of code variations for increased security and eliminates dip switch settings
• Memorize codes from up to 112 different transmitters
• Activation of 1.5 seconds up to 4 hours

Transmitters, 433 MHz

The Ultra-Small Transmitters utilize full size cases to increase ease of use and are available in discreet one, two, and four channel varieties. A two-channel key fob size transmitter ideal for pocket or key chain use is also available. NOTE: Larco Ultra-Small Transmitters are not compatible with any 300 MHz transmitter/receiver products.

• Easy installation and servicing
• Available in three sizes
  • Ultra- small (for wall switch assemblies)
  • Micro
  • Standard

A full line of 300 MHz Receivers and Transmitters are also available.