myMectronic
myMectronic

A Premier B2B Part Search

Macromatic PAP120 Phase Monitor Relay

This phase monitor relay detects phase loss, reversal, and undervoltage conditions to prevent motor and equipment damage. Operating at 120V, it features true RMS voltage measurement for accurate sensing across various waveforms. The compact design uses an industry-standard 8-pin socket and provides a 10A SPDT contact output, ensuring reliable switching. It continuously monitors all phases, retains fault indication during phase loss, and facilitates easy troubleshooting with integrated fault LEDs. Suitable for diverse industrial applications requiring precise phase protection and fault detection.

Authorized Distributors
Part No:PAP120
Stock:0
Inv Date:06-08-2026
Price: Unit price: $64.83
Buy/RFQ:

Macromatic PAP120 Phase Monitor Relay Specifications:

  • Operating Voltage: 120V at 60Hz
  • Nominal Voltage Range: 156-198V
  • Maximum Voltage: 550V
  • Voltage Tolerance: ±5%
  • Output Contacts: 10A @ 277V AC, 7A @ 30V DC
  • Mechanical Life: 10 million operations
  • Electrical Life: 100,000 operations
  • Temperature Range: -28°C to 65°C (-18°F to 149°F)
  • Storage Temperature: -40°C to 85°C (-40°F to 185°F)
  • Mounting: Uses 8-pin octal socket, requires 600V socket for >300V
  • Power Consumption: Less than 40VA
  • Response Time: Phase loss/reversal 100ms, undervoltage 4s
  • Reset Time: 1 second fixed
  • Approvals: UL, CSA

Buy the Buy Macromatic Phase Monitor Protector Part Number PAP120 Online

Protect your electrical systems with the high-precision phase monitor relay designed for industrial use. Operating at 120V, it detects phase loss, reversal, and undervoltage, ensuring safe operation of motors and sensitive equipment. Its true RMS measurement provides accurate voltage sensing even with non-sinusoidal waveforms. Compact and easy to install using an industry-standard 8-pin socket, it features a reliable SPDT contact rated at 10A. Continuous monitoring and fault indication make troubleshooting quick and straightforward, preventing costly damage and downtime.

Order your Macromatic SeriesPAP120 phase monitor relay today and ensure reliable protection against phase loss, reversal, and undervoltage in your systems.

Frequently Asked Questions

Where can I buy Macromatic PAP120?

You can click on the BUY or RFQ button to purchase PAP120 from an authorized Macromatic distributor.

How do I troubleshoot issues or seek technical support for part PAP120?

You can download the PAP120 datasheet or visit the Macromatic website for support.

Who is the manufacturer of PAP120?

Macromatic

Part List

Browse and search other parts, locate datasheets and stock

No Record Found!

Sponsored by