722 Series
Electromechanical AC Hour Meters
722 Series timers have a wide voltage operating range and a quartz time base to ensure long-term accurate timekeeping. The totally sealed case protects against the environment and provides years of reliable service.
Looking for Honeywell or Eaton replacements? This group of timers is a direct replacement for many discontinued hour meters from other manufacturers. Use our replacement lookup page to check direct replacements by part number.
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Specifications
Timer Type | Hour Meter |
---|---|
Certifications | CE, cUL, IP66, NEMA 4 & 12, ROHS, UKCA, UL |
Digits | 6 Digits |
Reset Option | Non-Reset |
Input | 90-264V AC |
Housings | 2-Hole, 3-Hole, Flush Rectangular, SAE Round, Square |
Power Type | Electro-Mechanical |
Part Numbers
722-0001 – 90-264 VAC, 50-60, 2-Hole
722-0002 – 90-264 VAC, 50/60, Flush Rectangular
722-0003 – 90-264 VAC, 50/60, Flush Round
722-0004 – 90-264 VAC, 50/60, 3-Hole Round
722-0030 – 90-264 VAC, 50/60, Square
5003-008 – Gasket (FL RD)
5003-009 – Gasket (FL RECT)
5003-010 – Gasket (2-Hole)
5003-011 – Gasket (3-Hole)
722-0002 – 90-264 VAC, 50/60, Flush Rectangular
722-0003 – 90-264 VAC, 50/60, Flush Round
722-0004 – 90-264 VAC, 50/60, 3-Hole Round
722-0030 – 90-264 VAC, 50/60, Square
5003-008 – Gasket (FL RD)
5003-009 – Gasket (FL RECT)
5003-010 – Gasket (2-Hole)
5003-011 – Gasket (3-Hole)
Product Documents
Product Guides
Certifications
Resources

Industry Applications
The 722 Series hour meter is a versatile and durable device used across a range of industries to track the operational hours of equipment, including:
- Medical equipment
- Control panels
- Office equipment
- Test equipment
- Generators
The 722 monitors usage, providing essential data for managing maintenance schedules to maintain optimal performance and prevent costly downtime.
Features
The 722 Series offers several standard features that enhance its performance and reliability in demanding environments:
- A wide operating voltage range of 90-264V AC 50/60 Hz allowing you to use a single meter to cover both 115V AC and 230V AC.
- A 6-digit display to support precise tracking of operating hours and clear, easy-to-read data that helps operators monitor usage.
- Quartz accuracy ensuring highly reliable recorded hours with minimal deviation over extended periods of time.
- Totally-sealed polymer case for strong protection against moisture, impact and contaminants.
- 8 industry-standard housings for easy integration into your application.
Add these optional features for additional protection in rugged applications:
- Mounting gasket to achieve IP66 and NEMA 4x / 12 rating.
- Custom lens with metal bezel and glass overlay to protect the display.

Looking for a Replacement Meter?
We offer direct replacements for all discontinued hour meters and timers from competitors like Honeywell and Eaton. Plus, we have an exhaustive list of discontinued part numbers and their Trumeter alternative.
Make sure it's the right fit!

Consider Other Similar Hour Meters
If you’re exploring hour meters for your application, be sure to check out these alternative products in case they are a better fit:
- The 732 Series is a DC version of this hour meter
- The 3410 Series is an electronic version of this hour meter
- The 731 Series is a mechanical version of this hour meter
Consider Customization
We offer a wide variety of customization options for any product. Anything you can dream up, from branding to housings, can be modified to meet your needs. Just send us a note in the contact form below to start the conversation.
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