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Safeguard Supply

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4,000 ft commercial coverage

Commercial Alert System: Build Your Custom Kit

$89.95
In stock

4 interest-free payments of $25.49 with Afterpay

Build a custom ERA commercial alert system around the ERA-DCRX receiver: pick a sensor, the receiver, and an alert accessory. It carries a wireless range of up to 4,000 ft, four programmable zones with a 12V DC output each, and support for up to 12 transmitters, which suits warehouses, factories, and large commercial spaces that need a warehouse entrance alert or loading-dock signal.

Best forWarehouses and commercial sites
Range familyERA up to 4,000 ft
ExpansionReceivers, sensors, strobes, sirens
$101.95

SKU: WDK-ERA-STROBE-A

Category: ERA Series

1
Description & specs
Receiver soundsPreview ERA receiver sounds

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Accessories & Add-Ons

Expand or complete your system with compatible components.

Era Rxpg Plugin Receiver With Strobe Light Jpg
Plugin Strobe Light Alert Receiver: ERA-RXPG

ERA-RXPG

The ERA-RXPG is a plug-in receiver with a built-in strobe that pairs with up to 12 ERA transmitters and sensors, from push buttons to motion sensors and doorbell extenders. Run it in sound, strobe, or sound-and-strobe mode, with four volume levels up to 95 dB and a 4,000 ft range. A flexible alert point for property monitoring in noisy or quiet areas.

$42.95
Era Dcrx Safeguard Supply Jpg
Door Chime for Business: ERA-DCRX

ERA-DCRX

The ERA-DCRX is a commercial wireless door chime receiver with four programmable zones , each with its own 12V DC output and a shared C-FORM relay for triggering external devices. It works with up to 12 ERA transmitters (three per zone) over a 4,000 ft line-of-sight range, so it suits offices, shops, and warehouses that need zoned entrance alerts and device control.

$54.95
Era Vprx Long Range Portable Receiver Jpg
Portable Door Buzzer: ERA-VPRX

ERA-VPRX

The ERA-VPRX is a portable door buzzer for staff who move around a large facility. It clips to a belt and alerts you by sound, vibration, or both over a 4,000 ft range, and supports up to 16 transmitters, each with its own melody. The rechargeable receiver has 4 volume levels, an LED backlight, and up to 6-7 days of standby battery life.

$62.95
Era Extx Wired Doorbell Wireless Transmitter Jpg
Doorbell Signal Transmitter: ERA-EXTX

ERA-EXTX

The ERA-EXTX is a doorbell signal transmitter that wires into your existing wired doorbell and broadcasts the press up to 4,000 ft to compatible ERA receivers. It is battery-powered, supports front and back doorbells on the same system, and works with all ERA receivers. Note: it is not compatible with video doorbells.

$34.95
Era Pbtx Wireless Push Button With Almost Mile Range Jpg
Wireless Doorbell Button: ERA-PBTX

ERA-PBTX

The ERA-PBTX wireless doorbell button transmits up to 4,000 ft to any ERA receiver, with a green LED for nighttime visibility and a weatherproof housing rated from -4°F to 140°F. The included lithium battery lasts 2-3 years, and you can mount it with the supplied tape or screws. A dependable outdoor doorbell button for large properties, gates, and driveways.

$29.95
Era Pir Front 2 Jpg
Wireless Motion Sensor: ERA-PIR

ERA-PIR

The ERA-PIR wireless motion sensor uses passive infrared to detect movement and signal any ERA receiver over a 4,000 ft line-of-sight range. Its detection field adjusts from 9 to 18.5 ft wide, so you can aim it at an entrance, hallway, or driveway and cut down on false alerts. It runs up to 12 months on a 9V battery and includes an aluminum mounting bracket.

$39.95

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WHY THIS SYSTEM

Built for larger spaces where standard doorbells fail.

In a warehouse or workshop, staying aware of every visitor or delivery is hard to do by ear alone. This kit combines the sensor you choose with the ERA-DCRX receiver and an accessory that adds visual and louder sound alerts. It is part of the ERA series. The wireless range runs up to 4,000 ft for coverage across large areas.

  • +Strong fit for warehouses, retail counters, loading docks, delivery alerts, and remote buildings.
  • +Expandable with multiple transmitters, sensors, receivers, and alert accessories.
  • +ERA-DCRX style receivers can support accessory outputs and integration paths.
  • +Covers doors, docks, counters, and remote entrances across larger commercial footprints.
  • +Helps staff respond faster to visitors, deliveries, curbside pickups, and restricted-area activity.
  • +Supports expansion with additional transmitters, receivers, strobes, sirens, and relay-capable accessories.
A commercial alert system you configure

In a warehouse or workshop, staying aware of every visitor or delivery is hard to do by ear alone. This kit combines the sensor you choose with the ERA-DCRX receiver and an accessory that adds visual and louder sound alerts. It is part of the ERA series. The wireless range runs up to 4,000 ft for coverage across large areas.

1. Choose your sensor / transmitter
  • ERA-UTX: dual-function magnetic contact or push button
  • ERA-PBTX: illuminated push button
  • ERA-PIR: indoor motion detection sensor
2. Core receiver - ERA-DCRX
  • 4,000 ft wireless range
  • 4 programmable zones
  • 12V DC output per zone
  • Supports up to 12 transmitters
3. Select your alert accessory
  • LED strobe lights (multiple colors)
  • 120dBA siren
  • PSIREN with volume control
  • Fire alarm bell (100dBA)
  • Chrome bell (105dBA)
  • Siren/strobe combinations
How it works
  • Signal transmission: the sensor detects activity and sends a wireless signal to the receiver at up to 4,000 ft.
  • Signal processing: the ERA-DCRX receives the alert, plays the programmed melody, and activates the 12V DC output.
  • Alert activation: the output powers the connected accessory for a set duration, with multiple alert combinations available.
Zone configuration examples

Different alerts per door: front door on Zone 1 with a blue strobe, back door on Zone 2 with a red strobe, loading dock on Zone 3 with a siren, side entrance on Zone 4 with a bell.

Group monitoring: all entrances on a single zone driving one strobe light, a common melody, and a unified notification.

Mixed applications: motion sensors on Zones 1-2, push buttons on Zones 3-4, different accessories and distinct melodies per zone for identification.

Technical specifications

ERA-DCRX receiver:

  • Zones: 4 independent
  • Transmitters: up to 12 total
  • Power: 12V DC adapter
  • Outputs: 4 x 12V DC
  • Duration settings: 2 sec to 2 min
  • Melodies: 12 options
Alert accessories:

  • Strobe: multiple color options
  • Siren: 120dBA maximum
  • PSIREN: adjustable volume
  • Fire bell: 100dBA output
  • Chrome bell: 105dBA output
Installation
  • Receiver setup: mount the ERA-DCRX, connect power, program the zones.
  • Sensor installation: position the transmitter, test the range, program it to a zone.
  • Accessory connection: wire to a 12V output, set the duration, test the system.
System expansion
  • Add up to 12 transmitters per receiver
  • Mix different sensor types
  • Combine multiple accessories
  • Create custom alert patterns
  • Scale as the business grows
Common questions

Wireless doorbell buying questions, answered.

Is ERA only for warehouses?

No. ERA is strongest for warehouses and large commercial spaces, but it also fits retail stores, offices, delivery doors, and remote entrances.

Can it trigger strobes or sirens?

ERA receiver messaging highlights 12V DC outputs and C-FORM relay options on compatible models for external alert devices.

Will building materials affect range?

Yes. Concrete, brick, metal, and other materials reduce effective distance compared with open line-of-sight range.

Setup & compatibility guides

Related FAQ articles for this product family.

Q&A

Can Two Push Buttons Play Different Sounds on a Wireless Chime Receiver?

Most modern wireless doorbell systems support multiple push buttons with distinct sounds. This guide explains how different manufacturers implement this feature and how to set it up.

Read full answer →Q&A

Connect DB-2000 Bell to ERA-DCRX Receiver for Enhanced Alert Volume

Connect a DB-2000 bell to your ERA-DCRX receiver for enhanced sound output in noisy commercial environments. The ERA-DCRX delivers 95 dBA at 5 feet and supports various 12V DC alerting devices.

Read full answer →

Compare product families

ERA — Extended Range4,000 ft commercialLRA — Long Range1,000 ft mid-rangeSS — Standard600 ft value alerts

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