In Stock

Trilite SG20-12 Volt or 24 Volt or 115 Volt DC Hard Wired, YELLOW or BLACK Housing Stop & Go INSIDE Dock Safety Light

Control Unit, LED Red/Green-With Flasher & Manual Switch

Voltage: 12VDC
Color: Yellow
Price:
Sale price$199.00Single Unit USD — Free shipping available
12V or 24V or 115V Industrial
Manual Switch
Flasher Function
Indoor Control
Heavy Duty
SKU: TRI-SG20-YELLOW-12RG
Brand: Trilite
Origin: Made in USA
Warranty: Included

Product Description

Industrial warehouse operations, heavy duty logistics facilities, and continuous operation distribution centers require robust dock safety control systems with operator signal management using industrial standard 12 Volt or 24 Volt or 115 Volt power infrastructure. The TriLite SG20 12 Volt or 24 Volt or 115 Volt inside dock safety light delivers professional industrial dock safety control unit functionality with manual switch operation, flasher alerts, and 12 Volt or 24 Volt or 115 Volt indoor control unit design for industrial warehouse operators, heavy duty logistics supervisors, and manufacturing facility staff requiring active stop and go signal control with industrial low voltage installation.

The TriLite SG20 12 Volt or 24 Volt or 115 Volt dock light control unit provides professional warehouse dock signal control unit 12 Volt or 24 Volt or 115 Volt functionality with manual switch for operator signal control, flasher function for attention alerts, and industrial 12 Volt or 24 Volt or 115 Volt hardwired installation. This 12 Volt or 24 Volt or 115 Volt dock safety control unit system delivers active loading dock communication control for industrial warehouse operations, heavy duty logistics facilities, and continuous operation distribution environments requiring manual stop and go signal management with industrial grade operator control.

Key Benefits

12V or 24V or 115V Industrial Low Voltage Control System

Industrial dock safety control system features 12 volt or 24 volt or 115 volt DC operation supporting heavy duty warehouse operations, logistics hubs, and continuous operation distribution facilities with stable industrial low voltage power infrastructure. 12 volt or 24 volt or 115 volt dock control unit enables active signal management for industrial manufacturing, heavy duty distribution, multi-shift operations, and high-volume logistics requiring operator control with industrial standard electrical systems.

Manual Switch for Industrial Operator Control

Dock light with switch 12 volt or 24 volt or 115 volt provides manual operator control allowing industrial dock supervisors and warehouse managers to actively manage red and green signal changes during heavy duty loading operations. Manual switch control enables precise coordination for industrial facilities, supports complex loading timing, and provides active communication management for high-volume warehouse environments requiring supervisor-controlled safety signals.

Flasher Function for Industrial Visual Alerts

Dock safety light with flasher 12 volt or 24 volt or 115 volt provides attention-getting visual alerts during critical industrial loading moments, signal changes, and urgent communication requirements for heavy duty operations. Flasher function draws immediate driver attention for industrial facilities, supports emergency stop situations in logistics hubs, and enhances signal visibility for continuous operation warehouse environments requiring additional safety communication beyond standard red green signals.

Inside Installation for Industrial Operator Access

Indoor dock safety control unit provides indoor control unit installation within industrial warehouse or heavy duty logistics area allowing convenient operator access to manual switch and control functions. Indoor control unit placement supports industrial warehouse workflow, enables active signal control access for logistics supervisors, and allows facility management without requiring workers to access external signal locations in industrial environments.

Technical Specifications

Control System
Type Manual control industrial dock safety system
Control Manual switch for operator signal control
Flasher Visual attention alert function
Signals Red LED (stop) and Green LED (go)
Operation Active operator-controlled 12V or 24V or 115V system
Voltage Specifications
Voltage 12V or 24V or 115V DC industrial low voltage
Power Source 12V or 24V or 115V DC industrial power supply
Installation 12 volt or 24 volt or 115 volt hardwired installation
Application Industrial, heavy-duty, continuous operation
Advantage Industrial standard low voltage
Switch Specifications
Control Type Manual switch operation
Function Operator controls red/green signals
Location Indoor control unit access
Operation Manual signal change control
Purpose Active industrial dock communication
Flasher Specifications
Function Visual attention alert flashing
Purpose Enhanced signal visibility
Operation Flasher alert activation
Application Critical industrial loading moments
Benefit Additional safety communication layer
Housing Specifications
Color Yellow (indoor control unit housing)
Location Inside dock area installation
Type Indoor control unit enclosure
Design Industrial warehouse operator accessible
Application Indoor industrial dock control
Applications
Industrial Warehouses (heavy-duty operations)
Logistics Hubs (high-volume distribution)
Manufacturing Facilities (industrial shipping docks)
Distribution Centers (continuous operation)
Cold Storage Industrial (refrigerated operations)
Automotive Distribution (industrial logistics)
Food Distribution Industrial (processing facilities)
Heavy-Duty Operations (industrial grade control)
Control Benefits
Manual Operator Control Active signal management
Flasher Function Enhanced visual alerts
Indoor Access Convenient operator control
12V or 24V or 115V Industrial Industrial voltage standard
Heavy-Duty Continuous operation ready
Industrial Integration Compatible with 12V or 24V or 115V systems
Facility Types
Industrial Distribution Centers
Heavy-Duty Logistics Hubs
Manufacturing Warehouse Facilities
Industrial Cold Storage Operations
Automotive Parts Distribution
Food Processing Distribution
Pharmaceutical Industrial Warehouses
High-Volume Industrial Operations
12V or 24V or 115V Industrial Advantages
12V or 24V or 115V Industrial Standard Voltage
12V or 24V or 115V Stable Continuous Operation
12V or 24V or 115V Heavy-Duty Industrial Applications
12V or 24V or 115V Lower Voltage Industrial Safety
12V or 24V or 115V Industrial System Integration
12V or 24V or 115V Reliable Industrial Performance
12V or 24V or 115V Logistics Hub Compatible
12V or 24V or 115V Manufacturing Facility Ready
Manufacturer
Brand TriLite
Model SG20 (24V Control Unit)
Type Inside Dock Safety Control Light
Control Manual Switch Operation
Flasher Visual Alert Function
Voltage 12V or 24V or 115V DC Industrial
Housing Yellow Indoor Control Unit
Category Loading Dock Safety Control Systems
Quality Industrial Heavy-Duty Grade

Frequently Asked Questions

What is a 12V or 24V or 115V dock safety control unit?

A 12V or 24V or 115V dock safety control unit is an industrial low voltage indoor control system that allows warehouse operators to manually control red and green stop and go signals using a manual switch, designed for industrial warehouses and heavy-duty facilities requiring stable 12V or 24V or 115V power infrastructure.

What is the difference between SG10 and SG20 dock safety lights?

The SG10 is an external signal light providing passive red/green display for driver visibility, while the SG20 is an indoor control unit with manual switch allowing operators to actively control signals plus flasher function for attention alerts, designed for industrial warehouse operator signal management.

What does the flasher function do on the SG20 12V or 24V or 115V?

The flasher function provides additional visual attention alerts by flashing the signal lights, helping draw immediate driver attention during critical loading moments, signal changes, or emergency stop situations in industrial warehouse and heavy-duty logistics operations.

Can the SG20 12V or 24V or 115V work with the SG10 12V or 24V or 115V dock signal light?

Yes, the SG20 12V or 24V or 115V control unit works perfectly with the SG10 12V or 24V or 115V external signal light to create a complete 12V or 24V or 115V industrial dock safety system, with the SG10 providing external driver visibility and the SG20 providing indoor operator control for coordinated industrial warehouse dock safety.

Industrial Dock Safety Control - Order TriLite SG20 12V or 24V or 115V Control Unit Today

TriLite SG20 12V or 24V or 115V inside dock safety light with manual switch and flasher for industrial warehouse loading dock operator control and heavy-duty operations.

Order Includes:

TriLite SG20 12V or 24V or 115V dock safety control unit
Manual switch for operator control
Flasher function for visual alerts
Red and green LED signal system
Indoor control unit installation
12V or 24V or 115V industrial low voltage system
Yellow indoor housing
Industrial warehouse compatible
Active signal management
Stop and go control
Heavy-duty operation ready
Continuous use industrial
Logistics hub suitable
Industrial grade construction
Manufacturing facility ready

Customer Testimonials

Life-changing for my daughter with asthma. We installed these in her bedroom and playroom, and her nighttime coughing has decreased dramatically. The pediatrician even noticed improvement in her breathing. We now replace filters monthly religiously – it is the best $20/month we spend for her health.

– Jennifer M., Portland, OR (Mother of 8-year-old with asthma)

I cannot believe the difference in dust accumulation. We used to dust furniture near vents twice a week – now maybe once a month. And my seasonal allergies are noticeably better when I am at home. The filter replacement is super easy, takes 30 seconds. Wish I had found these years ago.

– Robert T., Atlanta, GA (Allergy sufferer)

We have two cats and my husband is allergic. These filters in the bedroom have been a marriage-saver! He can actually breathe at night now. We still have the cats (obviously), but the constant sneezing and congestion is gone. The filters definitely catch pet hair – you can see it when you replace them monthly.

– Sandra K., Chicago, IL (Pet owner)

As a property manager, tenants with allergies always complained about air quality. These covers have been perfect – affordable enough to install in multiple units, and the health benefit keeps tenants happy and renewing leases. I stock replacement filters and sell them at cost. Total game-changer for tenant satisfaction.

– Patricia L., Denver, CO (Property Manager, 40 units)

My son has severe dust mite allergies. His allergist recommended covering vents in his bedroom. These filter covers have made such a difference – his morning congestion is almost gone. The investment in monthly filters is nothing compared to what we used to spend on allergy medications.

– Michael S., Phoenix, AZ (Father of child with dust mite allergy)

Life-changing for my daughter with asthma. We installed these in her bedroom and playroom, and her nighttime coughing has decreased dramatically. The pediatrician even noticed improvement in her breathing. We now replace filters monthly religiously – it is the best $20/month we spend for her health.

– Jennifer M., Portland, OR (Mother of 8-year-old with asthma)