Motors & Blowers
Thermostats
Breakers
Pilot & Ignitors
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Features:
- Ball bearings
- Heavy gauge steel frame and base
- Service Factor, as noted
- Capacitor start / capacitor run as noted
- Thermal protection, as noted
- 48Y and 48YZ frame have 48/56 frame mounting holes
- UL Recognized and CSA certified
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Features:
- Three Phase
- Auto Protector
- Class B Insulation
- Double Sealed Ball Bearing
- Reversible
- 40[DEG]C Ambient
- Service Factor: 1.15
Compatibility & Applications:
- Intended for HVAC applications that require a dual run capacitor with 30/5 MFD and 440/370V ratings .
- Must only be used where the manufacturer specifies this exact part number: 12781.
Installation & Operation Notes:
- Installation should be performed by a qualified HVAC technician.
- Reference the controlled equipment's service/installation manual to confirm the required capacitor ratings and proper terminal connections before energizing the system.
- The provided sources do not include detailed wiring diagrams or safety procedures; follow equipment documentation and standard capacitor handling practices appropriate for HVAC service.
Maintenance & Troubleshooting:
- This capacitor is typically replaced when diagnostics indicate a run capacitor is out of specification or when motor operation issues are traced to the dual run capacitor (diagnostic procedures are not provided in the supplied sources).
- If issues persist after replacement, confirm the installed capacitor matches the required MFD and voltage ratings and that all connections are correct per the equipment documentation.
Certifications & Compliance:
- Manufacturer listing states UL & cUL for these capacitors.
User Reviews & Q&A Summary:
- Review themes commonly describe it as a correct replacement capacitor that restores cooling operation when a failed capacitor is replaced.
- Many comments focus on getting the right part quickly and returning equipment to service, with frequent notes about straightforward replacement once the correct rating is confirmed.
Product Highlights
115/208-230v       
1725 RPM Â Â Â Â Â Â Â 
CW/CCW Â Â Â Â Â Â Â 
1 HP Â Â Â Â Â Â Â 
Resilient Base        
14.4 AmpsSpecs
| Amperage: | 14.4 |
|---|---|
| Type: | Fan & Blower |
| RPM: | 1725 |
| Horse Power: | 1 |
| Voltage: | 115/208-230v |
| Phase: | 1 |
| Mount: | Resilient Base |
| Bearings: | Ball |
| Frame: | 56Z |
| Rotation: | CW/CCW |
| Enclosure Type: | Drip Proof |
| Motor: | Capacitor Start/Induction Run |
| Poles: | 4 |
| Duty: | Continuous |
| Speeds: | 1 |
| Insulation Class: | B |
| Max Ambient Temp (°F): | 104°F |
| Motor Orientation: | Any |
| Overload Protection: | Automatic |
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