Name: 4W E&M/TO CH Unit
Brand: Telco Systems
Availability: InStock

Telco Systems 2440-41-REV-E3 4W E&M/TO CH Unit

The Telco Systems 2440-41-REV-E3 4W E&M/TO CH Unit is a compact, high-performance channel module designed for reliable E&M (Earth to Moon) and TO (Talk-Off) signaling in modern telecommunication networks. Engineered for rugged field deployment, this ... Read More

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In Stock: 2
Manufacturer: Telco Systems
Model or Part: 2440-41-REV-E3
Condition: Refurbished
Weight: 1.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The Telco Systems 2440-41-REV-E3 4W E&M/TO CH Unit is a compact, high-performance channel module designed for reliable E&M (Earth to Moon) and TO (Talk-Off) signaling in modern telecommunication networks. Engineered for rugged field deployment, this unit delivers four watts of output power while maintaining low distortion and excellent carrier stability. It is an ideal solution for carriers, service providers, and enterprises that need a durable, easy-to-install interface for analog signaling paths.

Key Features

Four watt continuous output power for robust signal transmission
Integrated E&M and TO functions in a single chassis
Wide operating temperature range from -40 to 85 degrees Celsius
Low power consumption with built-in power management
Modular design for quick field replacement and minimal downtime
LED status indicators for power, signal, and fault conditions
Conforms to Telco Systems reliability standards and industry certifications

Technical Specifications

Model/Part Number: 2440-41-REV-E3
Output Power: 4 watts (continuous)
Frequency Range: 300 Hz to 3.4 kHz
Impedance: 600 ohms
Supply Voltage: 48 V DC nominal
Current Draw: max 0.5 A
Operating Temperature: -40 to 85 degrees Celsius
Storage Temperature: -55 to 95 degrees Celsius
Dimensions (H x W x D): 4.5 in x 2.0 in x 1.5 in
Weight: 0.8 lbs

Applications

Long distance carrier networks requiring reliable E&M signaling
Telecom central offices and remote sites
Enterprise PBX and VoIP gateway interfaces
Military and government communication installations
Backup and redundancy paths in critical infrastructure
Any environment where compact, high-power analog signaling is needed

This 4W E&M/TO CH Unit combines performance, durability, and ease of maintenance, making it a valuable addition to any telecommunications signaling architecture.