
Contact for Pricing
Overview
- 24VAC/DC or 120VAC voltage options for broad compatibility
- 2.2" (55.9 mm) diameter with Type 4X indoor-rated enclosure
- 50,000-hour LED lifespan for long-term reliability
- Surface mount or 3/4-inch NPT pipe mount installation
- PLC-compatible with UL and cUL listings
Specifications
0.2 | A |
24 | VAC |
50,000 | HR |
7.8 H x 2.2 W x 2.2 D | IN |
Amperage | 0.2 A |
Amperage Rating | 0.2 Amp |
Application | Indoor |
Brand Name | Federal Signal |
Color | Green |
Depth | 2.2 in |
Depth | 55.88 mm |
Enclosure | Type 4X |
Environmental Conditions | 32 to 104 DEG F |
Height | 7.8 in |
Height | 198.12 mm |
Ip Rating | IP4X |
Ip Rating | Type 4X |
Lamp Life | 50,000 HR |
Lamp Type | LED |
Lens Color | Green |
Lens Material | Polycarbonate |
Mounting | 3/4-Inch NPT Pipe/Surface |
Mounting Type | Surface mount and integrated 3/4-inch NPT pipe mount |
Mounting Type | Surface mount and 3/4-inch NPT pipe mount |
Mounting Type | Surface mount, 3/4-inch NPT pipe mount |
Nema Rating | Type 4X |
Operating Voltage | 24 |
Operating Voltage | 24VAC/DC |
Series | MicroStat |
Series | MicroStat LED Status Indicator |
Size | 2.2" diameter (55.9 mm) |
Size | 7.8 H x 2.2 W x 2.2 D IN |
Special Features | Optional Sound Module Model MSS |
Standard | UL Listed/cUL Listed |
Sub Brand | MicroStat |
Type | status Indicator |
Voltage Rating | 24 VAC/DC |
Width | 2.2 in |
Width | 55.88 mm |
Package Dimensions (L x W x H) | 13 IN x 4.75 IN x 2.75 IN |
Package Dimensions (L x W x H) | 33.02 cm x 12.065 cm x 6.985 cm |
Package Weight (Imperial) | 0.700 L |
Package Weight (Metric) | 0.318 kg |

MSL1L-120G
MicroStat LED Status Indicator 1 High 120VAC Green - Available in 24VAC/DC or 120VAC. Factory assembled. Small footprint, only 2.2" diameter (55.9 mm). Surface mount and integrated 3/4-inch NPT pipe mount. Type 4X enclosure (MSL with optional sounder rated NEMA Type 1). Five lens colors: Amber, Blue, Clear, Green and Red. Indoor use only. 50,000 hour LED lamp. Optional sound module (MSS), pipe mount base and flasher. PLC compatible. UL and cUL Listed.
MSL1L-024A
MicroStat LED Status Indicator 1 High 24VAC/DC Amber - Available in 24VAC/DC or 120VAC. Factory assembled. Small footprint, only 2.2" diameter (55.9 mm). Surface mount and integrated 3/4-inch NPT pipe mount. Type 4X enclosure (MSL with optional sounder rated NEMA Type 1). Five lens colors: Amber, Blue, Clear, Green and Red. Indoor use only. 50,000 hour LED lamp. Optional sound module (MSS), pipe mount base and flasher. PLC compatible. UL and cUL Listed.
MSL1L-024R
MicroStat LED Status Indicator 1 High 24VAC/DC Red - Available in 24VAC/DC or 120VAC. Factory assembled. Small footprint, only 2.2" diameter (55.9 mm). Surface mount and integrated 3/4-inch NPT pipe mount. Type 4X enclosure (MSL with optional sounder rated NEMA Type 1). Five lens colors: Amber, Blue, Clear, Green and Red. Indoor use only. 50,000 hour LED lamp. Optional sound module (MSS), pipe mount base and flasher. PLC compatible. UL and cUL Listed.
MSL1L-024C
MicroStat LED Status Indicator 1 High 24VAC/DC Clear - Available in 24VAC/DC or 120VAC. Factory assembled. Small footprint, only 2.2" diameter (55.9 mm). Surface mount and integrated 3/4-inch NPT pipe mount. Type 4X enclosure (MSL with optional sounder rated NEMA Type 1). Five lens colors: Amber, Blue, Clear, Green and Red. Indoor use only. 50,000 hour LED lamp. Optional sound module (MSS), pipe mount base and flasher. PLC compatible. UL and cUL Listed.
MSL1L-024B
MicroStat LED Status Indicator 1 High 24VAC/DC Blue - Available in 24VAC/DC or 120VAC. Factory assembled. Small footprint, only 2.2" diameter (55.9 mm). Surface mount and integrated 3/4-inch NPT pipe mount. Type 4X enclosure (MSL with optional sounder rated NEMA Type 1). Five lens colors: Amber, Blue, Clear, Green and Red. Indoor use only. 50,000 hour LED lamp. Optional sound module (MSS), pipe mount base and flasher. PLC compatible. UL and cUL Listed.
USIS-024TC
UniStat LED Status Indicator With Sounder, 24VDC, Tri-Color (Amber, Green and Red) - Available in 24VDC and 120VAC. Tri- or quad-color models. 50,000 hour vibration resistant LED light source. Available with built-in sounder (Model USIS). Surface mount and integrated 3/4-inch NPT pipe mount. PLC compatible. Indoor use only. Type 4X, IP66 enclosure. Type 1 with sounder, 60 dBa at 10 feet. UL and cUL Listed.
USIS-024QC
UniStat LED Status Indicator With Sounder, 24VDC, Quad-Color (Amber, Blue, Green and Red) - Available in 24VDC and 120VAC. Tri- or quad-color models. 50,000 hour vibration resistant LED light source. Available with built-in sounder (Model USIS). Surface mount and integrated 3/4-inch NPT pipe mount. PLC compatible. Indoor use only. Type 4X, IP66 enclosure. Type 1 with sounder, 60 dBa at 10 feet. UL and cUL Listed.
MSL2-024R-MSF
Microstat Status indicator, 2-High, 24VDC/AC, Sounder, Flashing, Red - Available in 24VAC/DC or 120VAC. Factory assembled. Small footprint – only 2.2 inch diameter (55.9 mm). Surface mount and integrated 3/4-inch NPT pipe mount. Five lens colors: Amber, Blue, Clear, Green and Red. Optional 50,000-hour LED lamp. Optional sound module (MSS), pipe mount base and flasher. Sounder produces 93-95 dBa at 1m (83-85 dBa at 10ft). PLC compatible. Indoor use only. Type 4X enclosure (With optional sounder rated NEMA Type 1). UL and cUL Listed.Frequently Asked Questions
What are the available voltage options?
The MicroStat is available in 24VAC/DC or 120VAC configurations.
What is the diameter of the MicroStat?
The MicroStat has a small footprint with a diameter of 2.2 inches (55.9 mm).
How can the MicroStat be mounted?
It can be surface mounted or pipe mounted using an integrated 3/4-inch NPT pipe mount.
What lens colors are available for the indicator?
Five lens colors are available: Amber, Blue, Clear, Green, and Red.
What is the enclosure type rating?
The MicroStat is a Type 4X status indicator. With an optional sounder, it is rated NEMA Type 1.
Is the MicroStat compatible with PLCs?
Yes, the MicroStat is PLC compatible and designed to work with PLC outputs, including Triacs.
What is the operating temperature range?
The operating temperature range is 32°F to 104°F (0°C to 40°C).
What is the expected lamp life?
The standard wedge-type lamp (#655) has an expected lamp life of 7,000 hours.
Can a sound module be added to the unit?
Yes, an optional sound module (MSS) can be installed in the top position as one of the five units.
What is the sound output level of the optional sounder?
The optional sounder produces 93-95 dBa at 1 meter (83-85 dBa at 10 feet).
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.

