
Federal Signal
300VSC-1044SB2C
Alternate Item Number: 300vsc-1044sb-selectone-rack-mount-command-unit
UPC: 782979219026
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Overview
- Rack-mountable housing fits standard 19-inch equipment racks.
- Multi-voltage operation supports both 24VDC and 120VAC power sources.
- 2-channel control for generating up to four tones or voice communications.
- UL and cUL certified for safety and reliability in industrial environments.
- Illuminated keypad for intuitive control of tones, auxiliary, test, and cancel functions.
Specifications
24, 120 | VAC/VDC |
24VDC, 120VAC | V |
Color | Black |
Mounting | Rack |
Operating Temperature | +32D to +104D F (0D to 40D C) |
Standard | CSA,UL |
Type | Audible Signals |
Voltage Rating | 24, 120 VAC/VDC |

300VSC-1044SB4C
SelecTone Command Unit, Rack Mount, UL and cUL, 4 Channel, Multi-Voltage 24VDC or 120VAC
TA 5-5858 K
Tin-Plated Copper Pad with Adapter and 5/8-11 x 2 inch long Threaded Stud, Black PVC Encapsulated. Bar 6-13/32 inch x 1-3/4 inch x 3/8 inch Thick. Includes Cap and Steel 5/8-11 inch Jam Nut. Stud and Adapter Silver Brazed in place on Pad.Frequently Asked Questions
What is the SelecTone system?
The SelecTone system is a comprehensive industrial signaling and plant-wide communications solution. It includes command units and powered loudspeakers for broadcasting alert tones and speech announcements in harsh environments.
What are SelecTone's primary applications?
SelecTone is designed for heavy industrial facilities, hazardous, and high ambient noise environments. Applications include emergency evacuation, factory automation, process control, and public address.
What are the main SelecTone system components?
The main components are command units, powered loudspeakers, connector cards for communication, and tone modules for various tones or custom messages.
What power options are available for SelecTone Command Units?
SelecTone Command Units are available with 24V AC/DC, 120VAC, or 240VAC power options.
What is the function of SelecTone Connector Cards?
Connector Cards enable communication between powered loudspeakers/amplifiers and the SelecTone Command Unit. They can also integrate SelecTone speakers into existing public address systems.
What types of tone modules are available?
The Universal Tone Module (UTM) offers 32 distinct tones. The TM33-SD card provides custom digital messages in any language, both capable of playing tones or pre-recorded voice messages.
What certifications do Federal Signal SelecTone products hold?
SelecTone products meet or exceed UL, cUL, ULC, CSA, ATEX, IECEx, CE, UKCA, and other global certifications. Federal Signal also holds ISO 9001 Certification.
Are SelecTone speakers available for hazardous locations?
Yes, SelecTone offers amplified speakers for hazardous locations (UL and cUL CID2) and explosion-proof applications (UL and cUL CID1).
What voltage options are available for 15W SelecTone speakers?
15W SelecTone amplified speakers are available in 24VAC/DC, 120VAC, and 240VAC versions. This includes models for hazardous and explosion-proof environments.
What voltage options are available for 30W SelecTone speakers?
30W SelecTone amplified speakers are available in 24VAC/DC, 120VAC, and 240VAC versions. This includes models for hazardous and explosion-proof environments.
How to Install the 300VSC-1044SB SelecTone Command Unit
This guide provides step-by-step instructions for installing and configuring the 300VSC-1044SB SelecTone Command Unit, ensuring proper setup for emergency signaling.
Estimated time: 1h
Tools needed:
Screwdriver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Terminal connectors, Twisted pair audio cables
- Mount the unit
Install the 300VSC-1044SB in a standard 19-inch rack-mount cabinet using the provided mounting hardware. Ensure it is securely fastened and level.
- Connect power supply
Connect the power supply to the 300VSC-1044SB. If using 120 Vac, ensure the voltage selector switch is set to 120V. For 240 Vac, switch to 240V before connecting.
- Wire the audio inputs
Connect the audio input cables to the appropriate terminals on the back of the unit. Use shielded twisted pair cables for optimal performance.
- Connect signal lines
Connect the signal lines to terminals TB1-4 and TB1-5. Ensure that the cables used are no smaller than 18 AWG to prevent signal loss.
- Install tone modules
Insert the desired SelecTone tone modules into the receptacles on the motherboard. Ensure they are seated properly.
- Test the installation
After all connections are made, power on the unit and use the TEST button to verify that tones are functioning correctly. Ensure that all connected devices respond as expected.
- Calibrate the system
Adjust the volume levels and test the audio output to ensure clarity and proper functioning. Make any necessary adjustments to the settings.
Frequently Asked Questions about Federal Signal
What certifications and standards do Federal Signal products comply with?
Federal Signal products are certified across multiple international standards, including UL (Underwriters Laboratories) in the USA, CSA (Canadian Standards Association), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia and New Zealand). Their products meet rigorous safety and performance standards for industrial environments, with specific compliance in electrical equipment enclosures, functional safety, and environmental protection ratings.
What is Federal Signal's warranty policy?
Federal Signal offers a comprehensive limited warranty covering most products for 1-5 years from the date of delivery, with specific terms varying by product category. Mechanical sirens, beacons, speakers, and sounders typically receive 5-year parts and labor coverage, while electronic sirens and controllers generally have 2-year warranties. All warranties require return to the factory for service, and on-site services are not included. Certain components like domes, lenses, lamps, and batteries are specifically excluded from warranty coverage.
What industries and applications are Federal Signal products used for?
Federal Signal products are used across multiple critical industrial and municipal sectors for notification, communication, and safety systems. Their product lines cover essential applications including fire alarm systems, public address and telephony, outdoor warning systems, visual and audible signals, and emergency communication networks. Key industries served include manufacturing, municipal emergency services, industrial facilities, and infrastructure environments where clear, reliable communication and safety signaling are paramount.
What technical support does Federal Signal offer?
Federal Signal offers comprehensive technical support through their dedicated [email protected] email and direct phone line at +1 708.534.4756. Their support covers a wide range of notification and communication solutions, including technical assistance for products in public address, telephony, fire alarm, visual and audible signals, outdoor warning systems, and intercoms.
What are the main product lines offered by Federal Signal?
Federal Signal offers comprehensive notification and communication solutions across multiple product lines, including Visual Signals, Audible Signals, Telephony, Intercoms, Fire Alarm, Outdoor Warning Systems, Public Address, and Initiating Systems. Their product range is designed to provide clear communications and critical process notifications that enhance safety and compliance in industrial and public environments.
What are the key features of Federal Signal products?
Federal Signal products are comprehensive notification solutions designed to enhance safety and communication across industrial environments. Their key features include visual and audible signals, fire alarm systems, outdoor warning systems, public address capabilities, telephony, and intercoms. These products provide critical process notifications, ensure safety compliance, and offer advanced technologies like secure encrypted communication, cloud-based control systems, and customizable emergency response interfaces.
What environmental ratings do Federal Signal products have?
Federal Signal products offer robust environmental ratings across multiple standards, including UL 508A, CSA, NEMA, and IEC 60529. Their enclosures are rated for Type 1, 2, 3, 4, 4X, 12, and 13 environments, with IP66 protection, and can operate in temperatures ranging from -40°F to 266°F. These ratings ensure superior protection against dust, water, corrosion, and extreme conditions for indoor and outdoor industrial applications.
What accessories are available for Federal Signal products?
Federal Signal offers multiple accessories for their signaling products, including coupling kits, cable entry adapters, indicator rings, legend plates, and mounting brackets. Key accessories include E-Box endcap kits with M20 and M25 openings, U-Brackets for dual configurations, and color-coded indicator rings in black, blue, green, magenta, red, and yellow. Additional options like adapters for NPT connections and specialized mounting hardware are also available for their Global Series signaling platforms.
What communication protocols do Federal Signal products support?
Federal Signal supports multiple industrial communication protocols including PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, and Modbus RTU. These protocols enable flexible network integration across various industrial automation environments, supporting both traditional fieldbuses and modern Ethernet-based communication standards.
How are Federal Signal products typically installed?
Federal Signal products are typically installed using professional mounting configurations that include wall brackets, base stations, and specialized mounting hardware. Depending on the specific product line—such as outdoor warning systems, visual signals, or audible signals—installation involves precise mounting options like wall-mount antenna brackets, base station radio packages, and modular component assemblies. Each product configuration includes specific mounting accessories like endcaps, adapters, and terminal blocks to ensure secure and compliant installation in industrial and safety-critical environments.