Plan EcoNet with the system
The manufacturer describes variable-speed operation with an EcoNet Smart Thermostat and three-speed operation with a two-stage24V thermostat. Confirm the applicable controls and indoor combination.
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Ruud / Contractor equipment reference
Keep the carried RA15AZ24AJ3CA R-410A reference separate from the R-454B RA15AY family. Review the communicating-control approach, installation data and manufacturer documents before planning the complete system.


Plan the equipment around the job
RA15AZ uses a variable-speed twin-rotary compressor with an inverter drive. The selected thermostat/control arrangement determines how the system operates, so specify it with the indoor equipment.
The manufacturer describes variable-speed operation with an EcoNet Smart Thermostat and three-speed operation with a two-stage24V thermostat. Confirm the applicable controls and indoor combination.
RA15AZ and RA15AY are different equipment families. This selected RA15AZ model is an R-410A reference; follow the actual equipment and manufacturer application requirements.
This page focuses on the full model supported by the saved carried-equipment record. Other RA15AZ capacities require their own sourcing and exact-model confirmation.
The numbers contractors need
Full-model reference for the selected air-conditioner configuration.
1 model reference · confirm current sourcing and availability with Mar-Hy.
| Reference | RA15AZ24AJ3CA2-ton · communicating reference |
|---|---|
| Full outdoor model | RA15AZ24AJ3CA |
| Nominal size: tons | 2 |
| Refrigerant | R-410A |
| Compressor | Variable-speed twin rotary |
| Supply: V / phase / Hz | 208/230 / 1 / 60 |
| Minimum circuit ampacity: A | 12 |
| Maximum overcurrent protection: A | 20 |
| Operating height: in. | 27 |
| Operating length: in. | 29.75 |
| Operating width: in. | 29.75 |
| Operating weight: lb | 167 |
| Liquid valve connection O.D.: in. | 3/8 |
| Suction valve connection O.D.: in. | 3/4 |
Source: RA15AZ specification sheet: model identification p.4, electrical data p.5, operating dimensions p.7. Reviewed November 11, 2026.
Ruud lists RA15AZ family efficiencies up to15.2 SEER2 / 9.8 EER2. Use the actual listed equipment and control arrangement for the quote, and confirm the current certified combination rather than treating the outdoor unit as a complete rated system.
Search by the full outdoor model, then verify every listed component and the current official certificate. A matching brand or nominal size is not an approved system.
Read it. Save it. Bring it to the job.
Open the manufacturer reference you need. Documents load when selected.
Search RA15AZ references in the Mar-Hy document library
Documents are linked directly and open only when selected. Check the model, revision and complete system scope before applying technical values.
Get a useful quote on the first conversation
Use the manufacturer control instructions for the exact system. The cited brochure distinguishes variable-speed operation with EcoNet from three-speed operation with a two-stage24V thermostat.
Use the current certified record for the exact equipment package. The indoor unit, airflow and controls affect the listed capacity and efficiency.
Confirm current sourcing, availability and contractor pricing through the shop or Mar-Hy before committing to the job.
Find it at Mar-Hy
Use the model lookup below, or ask our team to confirm sourcing, current contractor pricing and availability. Mar-Hy serves contractors in Oregon and Southwest Washington from Milwaukie.
RA15AZ24AJ3CA
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Prepared for HVAC contractors and trade purchasers. Match the complete model, revision, installation and system combination. This reference is not a live stock feed or a guarantee of design suitability, warranty eligibility or incentive qualification. Follow the applicable manufacturer instructions for the actual equipment.