Doorbell Signal Transmitter: ERA-EXTX
$26.00
Transform your wired doorbell with the ERA-EXTX doorbell signal transmitter. This compact device connects to your existing doorbell system, broadcasting signals up to 4,000ft to compatible receivers. Features include battery-powered operation, multi-door support, and compatibility with all ERA receivers. Perfect for extending your doorbell’s reach without replacing your current system.
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Signal Expansion Capabilities
Maximize your doorbell’s functionality:
- Dual Door Support: Works with front and back doorbells
- Wide Voltage Range: Compatible with 4V-24V systems
- Long Battery Life: 2-3 years with included CR123A
- Flexible Installation: Mount inside or outside chime cover
- Universal Compatibility: Works with all ERA receivers
Installation Convenience Benefits
Simple setup process:
- Quick Programming: Easy receiver pairing
- Three-Wire Connection: Basic electrical connection
- Multiple Mounting Options: Inside, outside, or adjacent placement
- Included Hardware: Complete mounting kit provided
- Compact Design: 1.75″W x 2″H x 0.75″D

Model ERA-EXTX Features and Specifications
- Includes transmitter, double-sided mounting tape, high-powered lithium battery, and user manual.
- Compatible with traditional 4V-24V wired doorbells.
- Transmitter dimensions: 1.75″ W x 2″ H x 0.75″ D.
- Wire length: Approximately 9″ each.
- Mounting options: Next to, on top of, or inside the chime cabinet/cover (room permitting).
- Supports two-door configuration (e.g., front and back door).
- Transmitter range: Up to 4,000 ft (line of sight; environmental and building materials may decrease range).
- Transmitter battery: CR123A high-powered lithium battery (2-3 year lifespan).
Compatibility
- ERA-DCRX desktop receiver
- ERA-RXPG plugin receiver
- ERA-VPRX portable receiver
- Standard wired doorbells
- NOT compatible with video doorbells
Installation Guide
The ERA-EXTX features straightforward installation at your existing doorbell chime. Connect three wires to your current system following the clear wiring diagram. No special tools required for basic setup.
Experience Convenience and Peace of Mind with ERA-EXTX
Never miss a visitor again with the ERA-EXTX Wireless Doorbell Extender by Safeguard Supply. Amplify your wired doorbell’s volume, extend its range, and enjoy customizable notifications throughout your home or business. Click the “Buy Now” button to order yours today and elevate your doorbell experience.
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