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Condition:
Factory New
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Learn more:
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MFR:
RPI
Ships from Manufacturer
- MPN: CMI078
- Phone: (800) 221-9723
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Frequently asked questions
How quickly can I see moisture saturation levels?
The indicator provides an immediate visual alert. The legend inside the glass window shifts clearly from Blue to Pink, allowing for quick and unambiguous monitoring during your routine maintenance checks.
Is this built to last in a busy clinic?
Yes, it is designed for longevity. The housing is constructed from robust zinc-plated steel, which provides excellent durability for the demanding operational environment of a dental compressor system.
Is this a direct replacement for my DENTAL-EZ unit?
The RPI CMI078 is a factory-new direct replacement component. It is specifically engineered to be equivalent to OEM part numbers 004021 and MI-100, ensuring a perfect fit for the manifold block assembly on DENTAL-EZ 1013D compressors.
Does it come with the necessary threading for installation?
It is equipped with a standard 1/4” MPT (Male Pipe Thread) connection. This standardized fitting makes installation straightforward and compatible with your existing manifold block assembly.
Should I use any sealant during installation?
Yes, to ensure a secure and leak-free connection, it is highly recommended to use Teflon Thread Sealing Tape. We suggest using RPI Part #RPT579, which is specifically suited for this installation.
Is the viewing window durable enough for daily use?
The integrated viewing area features a glass window, which is designed to provide clear and reliable visibility of the moisture indicator legend while maintaining the necessary structural integrity for the assembly.
Where does this component fit within the compressor?
This unit is specifically intended for placement within the manifold block assembly of the compressor. It is a critical component for monitoring the moisture levels in the air path.
Is this suitable for routine maintenance schedules?
Absolutely. Because of its reliable color-changing technology and ease of inspection, this indicator is ideal for inclusion in your routine preventative maintenance checks, helping you keep your compressor system running optimally.
Are there different color options for the indicator?
No, the color change is strictly functional rather than cosmetic. The indicator is designed to shift from Blue (dry) to Pink (moisture presence), providing a standardized, reliable signal for saturation levels.
Is this an authentic factory-new component?
Yes, every RPI CMI078 Moisture Indicator supplied is factory new. It is manufactured to meet or exceed the specifications of the original OEM parts, ensuring your dental equipment remains in top condition.

RPI CMI078 Moisture Indicator