005128 | Silent Knight 4-Channel Digital Fire Alarm Communicator 120VAC / 18–40VDC
005128 | Silent Knight 4-Channel Digital Fire Alarm Communicator 120VAC / 18–40VDC
005128 | Silent Knight 4-Channel Digital Fire Alarm Communicator 120VAC / 18–40VDC
    005128 | Silent Knight 4-Channel Digital Fire Alarm Communicator 120VAC / 18–40VDC
005128 | Silent Knight 4-Channel Digital Fire Alarm Communicator 120VAC / 18–40VDC

005128 | Silent Knight 4-Channel Digital Fire Alarm Communicator 120VAC / 18–40VDC

Part #: 005128 Manufactured by: Silent Knight
Regular price
$449.00
Sale price
$449.00
Regular price
1 in Stock
Condition: New-Surplus Original Box
Shipping calculated at checkout.
Product Overview
The Silent Knight 005128 digital communicator enhances system safety by providing four supervised communication channels a...  Read more
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warranty
IQElectro 2-Year Warranty
Warranty for Product #: 005128
IQElectro offers a free 2-year warranty on all products. You can trust that every purchase is a reliable investment in the future of your company. Warranty Terms
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IQElectro is Not an authorized distributor for Silent Knight
Original Manufacturer's Warranty Not Covered, This Product is SURPLUS.

Product Description P/N: 005128

Description / Specifications

Description 

The Silent Knight 005128 is a 4-channel digital fire alarm communicator designed for reliable transmission of alarm and system status signals to a central monitoring station. Operating on 120VAC or 18–40VDC, it provides stable performance with low current consumption, supporting up to four independent communication channels for enhanced system supervision.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Silent Knight
Category Fire Alarm Equipment
Part Number 005128
Subcategory Digital Fire Alarm Communicator
Type 4-channel communicator
Primary Power (AC) 120 VAC, 60 Hz, 45 mA
Primary Power (DC) 18–40 VDC input
Channel Inputs 18–30 VDC
Color Black
Dimensions 4" W × 8.75" H × 1.25" D (10.2 × 22.2 × 3.2 cm)
Weight 2 lbs (0.91 kg)
Standby Current (No Annunciator) 84 mA @ 24 VDC max
Standby Current (With Annunciator) 143 mA @ 24 VDC max
Alarm Current (No Annunciator) 154 mA @ 24 VDC max
Alarm Current (With Annunciator) 227 mA @ 24 VDC max
Watchdog Response Time 50 seconds maximum
AC Monitor Input (5129 only) AC trouble output from FACP or 120VAC
Dry Contact Current 4.7 VDC, 6 mA max
Active High Current 15 mA max
Total DC Load 84 mA @ 24 VDC max
Mounting Type Wall or panel-mounted configuration
Construction Industrial-grade black housing
Certifications UL listed for fire alarm communications
Application Remote alarm transmission for fire protection systems

 


Information About 005128

The Silent Knight 005128 digital fire alarm communicator is designed to ensure secure and reliable signal transmission between a fire alarm control panel (FACP) and a central station receiver. It supports up to four communication channels, allowing redundant signal paths or multi-zone monitoring. This communicator operates on either 120VAC or 18–40VDC, providing installation flexibility in various fire alarm systems. It features low standby and alarm current draw, optimizing system power efficiency. Its compact 4-inch by 8.75-inch enclosure makes it suitable for integration within control panels or remote equipment rooms. With UL listing for fire alarm applications, the 005128 delivers reliable performance in commercial, institutional, and industrial environments.

Key Features

  • Four-Channel Design: Provides independent communication channels for transmitting multiple alarm or supervisory signals.
  • Dual Power Operation: Operates on 120VAC or 18–40VDC for flexible system integration.
  • Low Power Consumption: Optimized current draw in both standby and alarm conditions for efficient energy use.
  • High Reliability: Built-in watchdog timer ensures consistent communication performance with a 50-second response time.
  • Flexible Input Options: Accepts both AC and DC signal inputs from compatible FACPs or annunciators.
  • Compact and Durable Construction: Small footprint allows installation in limited spaces with robust housing for protection.
  • UL Listed for Fire Systems: Meets strict regulatory standards for use in fire alarm communication networks.
  • Simple Integration: Designed for compatibility with Silent Knight FACPs and third-party systems with standard voltage inputs.

The 005128 delivers the reliability and precision required for dependable alarm signal transmission in fire protection systems, ensuring continuous communication with monitoring centers.

IQElectro is not an authorized distributor.
IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

Description 

The Silent Knight 005128 is a 4-channel digital fire alarm communicator designed for reliable transmission of alarm and system status signals to a central monitoring station. Operating on 120VAC or 18–40VDC, it provides stable performance with low current consumption, supporting up to four independent communication channels for enhanced system supervision.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Silent Knight
Category Fire Alarm Equipment
Part Number 005128
Subcategory Digital Fire Alarm Communicator
Type 4-channel communicator
Primary Power (AC) 120 VAC, 60 Hz, 45 mA
Primary Power (DC) 18–40 VDC input
Channel Inputs 18–30 VDC
Color Black
Dimensions 4" W × 8.75" H × 1.25" D (10.2 × 22.2 × 3.2 cm)
Weight 2 lbs (0.91 kg)
Standby Current (No Annunciator) 84 mA @ 24 VDC max
Standby Current (With Annunciator) 143 mA @ 24 VDC max
Alarm Current (No Annunciator) 154 mA @ 24 VDC max
Alarm Current (With Annunciator) 227 mA @ 24 VDC max
Watchdog Response Time 50 seconds maximum
AC Monitor Input (5129 only) AC trouble output from FACP or 120VAC
Dry Contact Current 4.7 VDC, 6 mA max
Active High Current 15 mA max
Total DC Load 84 mA @ 24 VDC max
Mounting Type Wall or panel-mounted configuration
Construction Industrial-grade black housing
Certifications UL listed for fire alarm communications
Application Remote alarm transmission for fire protection systems

 


Information About 005128

The Silent Knight 005128 digital fire alarm communicator is designed to ensure secure and reliable signal transmission between a fire alarm control panel (FACP) and a central station receiver. It supports up to four communication channels, allowing redundant signal paths or multi-zone monitoring. This communicator operates on either 120VAC or 18–40VDC, providing installation flexibility in various fire alarm systems. It features low standby and alarm current draw, optimizing system power efficiency. Its compact 4-inch by 8.75-inch enclosure makes it suitable for integration within control panels or remote equipment rooms. With UL listing for fire alarm applications, the 005128 delivers reliable performance in commercial, institutional, and industrial environments.

Key Features

  • Four-Channel Design: Provides independent communication channels for transmitting multiple alarm or supervisory signals.
  • Dual Power Operation: Operates on 120VAC or 18–40VDC for flexible system integration.
  • Low Power Consumption: Optimized current draw in both standby and alarm conditions for efficient energy use.
  • High Reliability: Built-in watchdog timer ensures consistent communication performance with a 50-second response time.
  • Flexible Input Options: Accepts both AC and DC signal inputs from compatible FACPs or annunciators.
  • Compact and Durable Construction: Small footprint allows installation in limited spaces with robust housing for protection.
  • UL Listed for Fire Systems: Meets strict regulatory standards for use in fire alarm communication networks.
  • Simple Integration: Designed for compatibility with Silent Knight FACPs and third-party systems with standard voltage inputs.

The 005128 delivers the reliability and precision required for dependable alarm signal transmission in fire protection systems, ensuring continuous communication with monitoring centers.

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