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Inovonics EN4204R EchoStream 4-Zone Add-On Receiver with Relays, 902-928 MHz

SKU: EN4204R Inovonics Wireless
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Key Features

  • Expand existing alarm installations by adding up to four EchoStream wireless transmitters for scalable zone monitoring
  • Integrates seamlessly with hardwired panels via Form C relay outputs for reliable alarm and access control signaling
  • Flexible output modes (follower, latching, momentary, toggle) allow custom behavior per zone to match your surveillance or alarm logic
  • Built-in supervision, case tamper protection, and jam detection boost overall system reliability and reduce false alarms
  • Frequency-hopping 902–928 MHz EchoStream radio delivers robust wireless communication in challenging RF environments
  • Onboard LED status and wireless programming simplify installation and ongoing maintenance for busy security integrators

Quick Specifications

Product Model
EN4204R
Brand Name
Inovonics Wireless
Product Line
EchoStream
Product Name
EchoStream EN4204R Zone Expansion Module
View Full Technical Specifications

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Inovonics EN4204R EchoStream 4-Zone Add-On Receiver with Relays, 902-928 MHz

Inovonics EN4204R EchoStream 4-Zone Add-On Receiver with Relays, 902-928 MHz

$196.99

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Product information

EN4204R

Overview

Designed to expand and simplify commercial security installations, the Inovonics Wireless EN4204R EchoStream 4-zone add-on receiver delivers dependable, supervised wireless zone inputs for alarm, access control and perimeter monitoring. The EN4204R programs and supervises up to four EchoStream transmitters and provides Form C relay outputs for direct connection to any hardwired panel or stand‑alone application—making integration effortless for technicians. Outputs are independently configurable in follower, latching, momentary or toggle modes to match diverse surveillance and monitoring workflows. Built-in tamper protection, jam detection and internal antennas improve system integrity, while the 902–928 MHz frequency‑hopping spread spectrum (FHSS) radio ensures resilient wireless performance. The receiver operates on 11–14 VDC (400 mA) and features clear LED status indicators plus a wireless programming routine to speed deployment. Ideal for retrofits, multi-site rollouts, and sensitive monitoring zones, the EN4204R helps reduce installation time and maintain continuous, supervised security coverage. Add this EchoStream zone expansion module to your next alarm or access control project to boost reliability and simplify system growth.

Features

  • Expand existing alarm installations by adding up to four EchoStream wireless transmitters for scalable zone monitoring
  • Integrates seamlessly with hardwired panels via Form C relay outputs for reliable alarm and access control signaling
  • Flexible output modes (follower, latching, momentary, toggle) allow custom behavior per zone to match your surveillance or alarm logic
  • Built-in supervision, case tamper protection, and jam detection boost overall system reliability and reduce false alarms
  • Frequency-hopping 902–928 MHz EchoStream radio delivers robust wireless communication in challenging RF environments
  • Onboard LED status and wireless programming simplify installation and ongoing maintenance for busy security integrators
18 of 18 specifications
Technical specifications for Inovonics EN4204R EchoStream 4-Zone Add-On Receiver with Relays, 902-928 MHz
General Information
Brand Name Inovonics Wireless
Manufacturer Inovonics Wireless Corporation
Product Line EchoStream
Product Name EchoStream EN4204R Zone Expansion Module
Product Type Zone Interface/Expansion Module
Product Model EN4204R
Product Series EchoStream
Country of Origin US
Manufacturer Part Number EN4204R
Technical Information
Connectivity Technology Wireless
Physical Characteristics
Form Factor Surface Mount, Wall Mount
Power Description
Power Source Battery
Product Information
Mount Type Surface Mount, Wall Mount
Installation Type Commercial
Product Replacements & Other Alternatives
Model Number Replaces SK-910R4Q
Warranty
Limited Warranty 3-Year
Miscellaneous
Indoor/Outdoor Indoor
Environmental Certification FCC, RoHS

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SKU:
EN4204R
Manufacturer part:
EN4204R
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Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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Inovonics EN4204R EchoStream 4-Zone Add-On Receiver with Relays, 902-928 MHz

EN4204R

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