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ATC DIVERSIFIED ELECTRONICS Voltage Sensor Relay: Panel Mounted, 8 Pins/Terminals, 5 A - Surface-Mounted Relays
ATC DIVERSIFIED ELECTRONICSSurface-Mounted Relays

ATC DIVERSIFIED ELECTRONICS Voltage Sensor Relay: Panel Mounted, 8 Pins/Terminals, 5 A

The ATC DIVERSIFIED ELECTRONICS Voltage Sensor Relay is a panel-mounted, surface-mounted relay (MPN UOA120ALA) designed for undervoltage monitoring. It features a pick-up range of 102 to 135V AC and a drop-out range…

SKU 3G-OTH-37145

Brand
ATC DIVERSIFIED ELECTRONICS
Item
Voltage Sensor Relay: Panel Mounted, 8 Pins/Terminals, 5 A
Category
Surface-Mounted Relays
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ATC DIVERSIFIED ELECTRONICS
Manufacturer Part Number
UOA120ALA
Type
5 A
AC
120V
Pick Up Range
102 to 135V AC
Drop-Out Range
97 to 130V AC
Pins/Terminals
8
Contact Rating (AC)
5 A @ 240V AC (Resistive)
Monitored Parameters
Undervoltage

Technical Documents

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ATC DIVERSIFIED ELECTRONICS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ATC DIVERSIFIED ELECTRONICS Voltage Sensor Relay is a panel-mounted, surface-mounted relay (MPN UOA120ALA) designed for undervoltage monitoring. It features a pick-up range of 102 to 135V AC and a drop-out range of 97 to 130V AC, with a contact rating of 5 A @ 240V AC (resistive). This 8-pin/terminal relay provides voltage sensing for industrial applications.

Frequently Asked Questions

What is the ATC DIVERSIFIED ELECTRONICS UOA120ALA voltage sensor relay used for?

The ATC DIVERSIFIED ELECTRONICS UOA120ALA voltage sensor relay is used for undervoltage monitoring in industrial control panels. It detects when AC voltage drops below a set threshold and can trigger alarms or disconnect loads to protect sensitive equipment from damage.

What are the specifications of the ATC DIVERSIFIED ELECTRONICS UOA120ALA?

The UOA120ALA is a panel-mounted voltage sensor relay with 8 pins/terminals. It monitors undervoltage with a pick-up range of 102 to 135V AC and a drop-out range of 97 to 130V AC. Its contact rating is 5 A at 240V AC (resistive), operating on 120V AC supply.

Where to buy the ATC DIVERSIFIED ELECTRONICS UOA120ALA worldwide?

You can source the ATC DIVERSIFIED ELECTRONICS UOA120ALA voltage sensor relay through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your industrial applications.

How to install the ATC DIVERSIFIED ELECTRONICS UOA120ALA voltage sensor relay?

Mount the UOA120ALA relay on a panel using the provided 8-pin terminal base. Connect the monitored AC voltage to the sensing input and wire the relay contacts (rated 5 A at 240V AC) to your control circuit. Follow standard industrial wiring practices and verify the pick-up and drop-out ranges match your application.

Used in

Common applications for ATC DIVERSIFIED ELECTRONICS
Industrial motor protection — ATC Diversified Electronics SLU-100 series phase monitor relay for three-phase motor control panels
Hazardous environment safety — ATC Diversified Electronics ISO120AFN safety monitoring relay for intrinsically safe circuits in chemical plants
Pump alternation — ATC Diversified Electronics ARM2003 alternating relay for sequencing dual pumps in wastewater treatment
Undervoltage protection — ATC Diversified Electronics UOA240AFA voltage sensor relay for monitoring 240V AC supply in manufacturing equipment
Time-delay control — ATC Diversified Electronics 339B200Q2X time-delay relay for adjustable on/off delays in conveyor systems
Voltage monitoring — ATC Diversified Electronics TDT120AKA060 voltage sensor relay for 110/240V AC/DC systems in HVAC controls

ATC DIVERSIFIED ELECTRONICS Products

3G Electric supplies ATC DIVERSIFIED ELECTRONICS surface-mounted relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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