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 fully sealed case provides long-term protection against harsh environmental conditions, delivering reliable performance over years of service. When installed with the optional gasket, it is rated IP66 and NEMA 4X/12 from the front.
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 |
Product Documents & Datasheet
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)

Industry Applications
The 722 Series hour meter is used across a range of industries to track equipment operating hours, including:
- Medical equipment
- Control panels
- Office equipment
- Test equipment
- Generators
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 display of operating hours.
- Quartz time base for accurate hour measurement over extended operating periods.
- Totally sealed polymer case construction for protection against moisture, impact and contaminants.
- 8 industry-standard housing options for different installation requirements.
Add these optional features for additional protection in demanding applications:
- Mounting gasket to achieve IP66 and NEMA 4X and NEMA 12 ratings.
- 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 a 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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