WOLO Automotive Siren System: Emergency Siren
The WOLO Automotive Siren System (MPN 4000-2) is an electronic siren controller of the Air Horn/Yelp type, delivering a Yelp siren tone. It includes an Adjustable Metal Swing Bracket for the controller, enabling…
SKU 3G-OTH-487584
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Product Description
The WOLO Automotive Siren System (MPN 4000-2) is an electronic siren controller of the Air Horn/Yelp type, delivering a Yelp siren tone. It includes an Adjustable Metal Swing Bracket for the controller, enabling flexible mounting. 3G Electric interprets your demand for industrial signaling equipment, sourcing this WOLO unit alongside components from brands like Schneider, ABB, and Fluke across 14 departments, with specialist depth in combustion, pumps, and controls.
Frequently Asked Questions
What is the WOLO Automotive Siren System 4000-2 used for?
The WOLO 4000-2 is an electronic siren controller that produces a Yelp tone for emergency vehicles, security systems, and industrial signaling. It includes an adjustable metal swing bracket for flexible mounting. 3G Electric supplies this unit alongside signaling components from brands like Schneider and Fluke.
What are the specifications of the WOLO 4000-2 siren?
The WOLO 4000-2 is an Air Horn/Yelp type emergency siren controller. It delivers a Yelp siren tone and includes a metal swing bracket for the controller. The manufacturer part number is 4000-2. 3G Electric sources this WOLO unit for industrial signaling applications.
Where to buy the WOLO 4000-2 siren system worldwide?
3G Electric supplies the WOLO 4000-2 siren system to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source this WOLO unit alongside components from ABB and SKF across 14 departments.
How to install the WOLO 4000-2 siren controller bracket?
The WOLO 4000-2 includes an adjustable metal swing bracket for the controller. Mount the bracket securely to a flat surface using appropriate hardware, then attach the controller. Adjust the bracket angle for optimal sound projection. 3G Electric provides this WOLO unit for industrial signaling needs.
Used in
Common applications for WOLOWOLO Products
3G Electric supplies WOLO electronic siren controllers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.



