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FEDERAL SIGNAL Weatherproof Back Box: Thermoplastic, 4 3/8 in Overall Wd - Backboxes for Alarm & Wall Fixture Covers
FEDERAL SIGNALBackboxes for Alarm & Wall Fixture Covers

FEDERAL SIGNAL Weatherproof Back Box: Thermoplastic, 4 3/8 in Overall Wd

The FEDERAL SIGNAL WB-NM is a thermoplastic weatherproof back box for alarm and wall fixture covers, measuring 4 3/8 in overall width in gray. It features a weatherproof housing and is compatible with model 450E-024…

SKU 3G-OTH-560379

Brand
FEDERAL SIGNAL
Item
Weatherproof Back Box: Thermoplastic, 4 3/8 in Overall Wd
Category
Backboxes for Alarm & Wall Fixture Covers
Available to Order
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Technical specs
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Technical Specifications

FEDERAL SIGNAL
Manufacturer Part Number
WB-NM
Type
WB-NM
Material
Thermoplastic
Color
Gray
Features
Weatherproof Housing
Overall Wd
4 3/8 in
Product Type
Weatherproof Back Box
Compatible Manufacturer Model Number
450E-024
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Technical Documents

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FEDERAL SIGNAL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FEDERAL SIGNAL WB-NM is a thermoplastic weatherproof back box for alarm and wall fixture covers, measuring 4 3/8 in overall width in gray. It features a weatherproof housing and is compatible with model 450E-024. 3G Electric interprets this demand, sources the genuine part, and supports your industrial facility needs across 14 departments, with specialist depth in combustion, pumps, and controls.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

Is the FEDERAL SIGNAL Weatherproof Back Box: Thermoplastic, 4 3/8 in Overall Wd available from 3G Electric?

Yes — 3G Electric supplies genuine FEDERAL SIGNAL products, available to order with worldwide shipping. Contact us for current lead time.

How do I get a quote for the FEDERAL SIGNAL Weatherproof Back Box: Thermoplastic, 4 3/8 in Overall Wd?

Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.

Does 3G Electric provide technical support for backboxes for alarm & wall fixture covers?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all backboxes for alarm & wall fixture covers we distribute.

Used in

Common applications for FEDERAL SIGNAL
Manufacturing — Federal Signal MSL3-024 five-tier tower light for machine status indication on assembly lines
Oil and gas — Federal Signal LSL-120R red light module for emergency shutdown signaling in processing areas
Chemical processing — Federal Signal LSL-120A amber light module for warning of hazardous material transfer
Material handling — Federal Signal LSH-120 horn sounder for audible alerts on conveyor systems
Water treatment — Federal Signal LSLD-120G green light module for normal operation status in pump stations

FEDERAL SIGNAL Products

3G Electric supplies FEDERAL SIGNAL backboxes for alarm & wall fixture covers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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FEDERAL SIGNAL Deep Wall Box Mount: Steel, 4 3/8 in Overall Wd, FBL. Key specifications — Manufacturer Part Number: FBL; Brand: FEDERAL SIGNAL; Color: Gray; Material: Steel; Product Type: Deep Wall Box Mount; Compatible Manufacturer Model Number: 450E-024; Features: Flush Mounting.
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FEDERAL SIGNAL Deep Wall Box Mount: Steel, 4 3/8 in Overall Wd, FBL. Key specifications — Manufacturer Part Number: FBL; Brand: FEDERAL SIGNAL; Color: Gray; Material: Steel; Product Type: Deep Wall Box Mount; Compatible Manufacturer Model Number: 450E-024; Features: Flush Mounting.
FEDERAL SIGNAL Surface Mount Bracket Kit: Polycarbonate, ESIREN-SKIT. Key specifications — Manufacturer Part Number: ESIREN-SKIT; Brand: FEDERAL SIGNAL; Color: Gray; Material: Polycarbonate; Product Type: Surface Mount Bracket Kit; Compatible Manufacturer Model Number: ESIREN-120-240.
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FEDERAL SIGNAL Surface Mount Bracket Kit: Polycarbonate, ESIREN-SKIT. Key specifications — Manufacturer Part Number: ESIREN-SKIT; Brand: FEDERAL SIGNAL; Color: Gray; Material: Polycarbonate; Product Type: Surface Mount Bracket Kit; Compatible Manufacturer Model Number: ESIREN-120-240.
FEDERAL SIGNAL Gasketed Weatherproof Back Box: Cast Aluminum, 2 1/2 in Overall Lg, WB. Key specifications — Manufacturer Part Number: WB; Brand: FEDERAL SIGNAL; Color: Gray; Compatible Product Type: Weatherproof Back Box; Material: Cast Aluminum; Product Type: Gasketed Weatherproof Back Box; Compatible Manufacturer Model Number: 4 in and 6 in Vibrating Bells and Horns; Features: Mounting Lugs and Threaded Conduit Openings 1/2 in and 3/4 in with 2 in Deep Mounting Lugs on 4-1/2 in Centers.
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FEDERAL SIGNAL Gasketed Weatherproof Back Box: Cast Aluminum, 2 1/2 in Overall Lg, WB. Key specifications — Manufacturer Part Number: WB; Brand: FEDERAL SIGNAL; Color: Gray; Compatible Product Type: Weatherproof Back Box; Material: Cast Aluminum; Product Type: Gasketed Weatherproof Back Box; Compatible Manufacturer Model Number: 4 in and 6 in Vibrating Bells and Horns; Features: Mounting Lugs and Threaded Conduit Openings 1/2 in and 3/4 in with 2 in Deep Mounting Lugs on 4-1/2 in Centers.
FEDERAL SIGNAL U-Bracket Mounting Kit: Polycarbonate, EHORN-TKIT. Key specifications — Manufacturer Part Number: EHORN-TKIT; Brand: FEDERAL SIGNAL; Color: Gray; Material: Polycarbonate; Product Type: U-Bracket Mounting Kit; Compatible Manufacturer Model Number: EHORN-024.
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FEDERAL SIGNAL U-Bracket Mounting Kit: Polycarbonate, EHORN-TKIT. Key specifications — Manufacturer Part Number: EHORN-TKIT; Brand: FEDERAL SIGNAL; Color: Gray; Material: Polycarbonate; Product Type: U-Bracket Mounting Kit; Compatible Manufacturer Model Number: EHORN-024.