Indoor FTTx Series


$99.95 MSRP 
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  • Input voltage range: 100 – 240Vac
  • On battery output voltage: 12 VDC
  • Rated power: 50W
  • Battery: 12V/9Ah
  • Intelligent control: Yes
  • Telemetry interface: Yes

Product Overview

The DTC50U12V FTTx DC power supply and battery backup is designed for desktop and mountable locations inside the home in contrast to traditional out-of-sight locations such as garages, basements, and utility closets. This flexibility allows for reduced installation costs. Providers can install the DTC50U12V faster and in plain view, where they can be positioned with other utility devices such as phones, cable boxes, and home electronics.

The DTC50U12V features an advanced LED and audible indicator system for simple interpretation of the unit’s status. The improved battery maintenance and test algorithm accurately tests and maintains the battery for peak performance with minimal degradation and allows for the greatest utilization of the battery’s capacity.

Product Features
  • Indoor Design
    Provides durable casing to protect the model, which can sit on a desktop and is wall-mountable.
  • Cold Start
    Restores emergency power to the load after the installation of new batteries.
  • Telemetry Interface
    Provides alarm conditions to the ONT: On Battery, Replace Battery, Battery Missing, Low Battery.
  • Audible Alarms
    Signal conditions that may affect operation: On Battery, Low Battery, and Replace Battery .
  • Alarm Silence Button
    Silences the audible alarm during extended outages. Selectable permanent/temporary.
  • LED Status Indicators
    Provide information about the control and operation of the model related to battery, mute, DC, and AC.
  • User Replaceable Batteries
    Can be changed without replacing the entire model.
  • Three-Year Warranty
    Covers defects in materials and workmanship in the product under normal use and conditions within three years of the purchase date.
Expand All
Input Voltage Range 100 – 240Vac
Input Frequency Range 47 – 70 Hz
Input Power Cord IEC 60320 / C5, 3-prong cord
Output Ground Reference Grounded
DC Output
On Battery Output Voltage 12Vdc with Over Voltage Protection
Continuous Power Capability 50W
Output Power Max 50W
Efficiency (at Full Load) > 80%
Battery Type Sealed Lead-Acid
Numbers of Battery 9Ah / 12V x 1
Typical Recharge Time 20 hours. (90% Charged)
Replaceable Yes
Extended Runtime Option CS20A-EBP
Surge Protection & Filtering
Lightning / Surge Protection Yes (6kV @ 8/20μs) per IEEE C62.41.2 and GR-1089
Warning Diagnostics
Audible Indicator Utility Failure, Low Battery
LED Indicators Replace Battery, Mute, DC, System Status
Auto-Charge Yes – Thermally compensated
Communication Interface On Battery, Replace Battery, Missing Battery, Low Battery
Maximum Dimensions (L*W*D) 18.5cm x 18.6cm x 8.2cm
Weight (kg) 3.37 (with 9Ah battery)
Operating Temperature 32°F – 104°F (0°C – 40°C)
Operating Humidity 0 – 95% Non-condensing with enclosure
Maximum Operating Elevation 10,000 ft (3,000 m)
Maximum Storage Elevation 50,000 ft (15,000 m)
Storage Temperature 32°F – 113°F (0°C – 45°C)
Compliance UL62368, FCC Part 15 Class B, CISPR 22 Class B
Product Warranty 3 year
North America (NEMA 1-15) DTC50U12V-NA3-G
United Kingdom (BS 1363) DTC50U12V-UK3-G
European Schuko (CEE 7) DTC50U12V-SC3-G
Australian/New Zealand (AS/NZS) DTC50U12V-AZ3-G
Brazil (NBR 14136) DTC50U12V-BZ3-G


1.10 MB


1.26 MB
What does the Indoor FTTx Series provide?

The CyberShield Indoor design provides durable casing to protect an FTTx/Telecom unit.

Our Technical Support team will be happy help you with technical questions during business hours.

Our technical support team is available between 6AM and 9PM CST
Monday through Friday
Visit our Support Area

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