Nidec-US Motors 3787 Motor
The Nidec US Motors 3787 is a trade-grade 1/2 HP PSC blower motor engineered for demanding HVAC furnace and air handler applications. Operating at 115V with a standard 1075 RPM rating, this single-phase motor is a reliable direct-drive solution for residential and light commercial systems. It features a 48Y NEMA frame size and a 1/2" diameter shaft, making it a drop-in replacement for many OEM blowers. The Open Air Over (OAO) enclosure utilizes system airflow for cooling, ensuring the self-aligning sleeve bearings remain lubricated and protected during continuous duty cycles. With a 7.4 Amp draw and reversible rotation capability via simple lead connection changes, this Permanent Split Capacitor motor offers the versatility required for multi-speed fan configurations. Contractors value the bracket mount design for its ease of installation in tight cabinetry where shaft down or horizontal mounting is necessary.
Key Benefits
- Direct-Drive Efficiency: Optimized for 115V HVAC blower systems, providing consistent airflow across multiple speed taps.
- Universal Versatility: The reversible rotation and 48Y frame allow for broad compatibility with various furnace brands.
- Thermal Protection: Built with automatic reset thermal overload protection to prevent winding damage during high-static conditions.
- Quiet Operation: Precision-balanced rotor and sleeve bearings minimize vibration and mechanical noise within the ductwork.
- Simplified Installation: Standard bracket mount and 1/2 inch shaft ensure a secure fit with existing fan blowers and mounting rings.
Common Questions
Is this motor compatible with 230V systems?
No, this specific model is designed strictly for 115Vac power supplies. For 230V applications, a different model within the US Motors line must be selected.
Does this motor include the run capacitor?
The Nidec 3787 requires a specific MFD run capacitor (typically 5MFD or 7.5MFD/370V) which is sold separately. Always check the nameplate for the exact capacitor requirement before installation.
Can I use this for an outdoor condenser fan?
This is an Open Air Over (OAO) motor intended for indoor furnace or air handler use. For outdoor units, a Totally Enclosed (TEAO) motor is required to protect against environmental debris and moisture.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $285.70
-65%$285.70
$99.99Nidec-US Motors 3787 Motor
The Nidec US Motors 3787 is a trade-grade 1/2 HP PSC blower motor engineered for demanding HVAC furnace and air handler applications. Operating at 115V with a standard 1075 RPM rating, this single-phase motor is a reliable direct-drive solution for residential and light commercial systems. It features a 48Y NEMA frame size and a 1/2" diameter shaft, making it a drop-in replacement for many OEM blowers. The Open Air Over (OAO) enclosure utilizes system airflow for cooling, ensuring the self-aligning sleeve bearings remain lubricated and protected during continuous duty cycles. With a 7.4 Amp draw and reversible rotation capability via simple lead connection changes, this Permanent Split Capacitor motor offers the versatility required for multi-speed fan configurations. Contractors value the bracket mount design for its ease of installation in tight cabinetry where shaft down or horizontal mounting is necessary.
Key Benefits
- Direct-Drive Efficiency: Optimized for 115V HVAC blower systems, providing consistent airflow across multiple speed taps.
- Universal Versatility: The reversible rotation and 48Y frame allow for broad compatibility with various furnace brands.
- Thermal Protection: Built with automatic reset thermal overload protection to prevent winding damage during high-static conditions.
- Quiet Operation: Precision-balanced rotor and sleeve bearings minimize vibration and mechanical noise within the ductwork.
- Simplified Installation: Standard bracket mount and 1/2 inch shaft ensure a secure fit with existing fan blowers and mounting rings.
Common Questions
Is this motor compatible with 230V systems?
No, this specific model is designed strictly for 115Vac power supplies. For 230V applications, a different model within the US Motors line must be selected.
Does this motor include the run capacitor?
The Nidec 3787 requires a specific MFD run capacitor (typically 5MFD or 7.5MFD/370V) which is sold separately. Always check the nameplate for the exact capacitor requirement before installation.
Can I use this for an outdoor condenser fan?
This is an Open Air Over (OAO) motor intended for indoor furnace or air handler use. For outdoor units, a Totally Enclosed (TEAO) motor is required to protect against environmental debris and moisture.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Nidec US Motors 3787 is a trade-grade 1/2 HP PSC blower motor engineered for demanding HVAC furnace and air handler applications. Operating at 115V with a standard 1075 RPM rating, this single-phase motor is a reliable direct-drive solution for residential and light commercial systems. It features a 48Y NEMA frame size and a 1/2" diameter shaft, making it a drop-in replacement for many OEM blowers. The Open Air Over (OAO) enclosure utilizes system airflow for cooling, ensuring the self-aligning sleeve bearings remain lubricated and protected during continuous duty cycles. With a 7.4 Amp draw and reversible rotation capability via simple lead connection changes, this Permanent Split Capacitor motor offers the versatility required for multi-speed fan configurations. Contractors value the bracket mount design for its ease of installation in tight cabinetry where shaft down or horizontal mounting is necessary.
Key Benefits
- Direct-Drive Efficiency: Optimized for 115V HVAC blower systems, providing consistent airflow across multiple speed taps.
- Universal Versatility: The reversible rotation and 48Y frame allow for broad compatibility with various furnace brands.
- Thermal Protection: Built with automatic reset thermal overload protection to prevent winding damage during high-static conditions.
- Quiet Operation: Precision-balanced rotor and sleeve bearings minimize vibration and mechanical noise within the ductwork.
- Simplified Installation: Standard bracket mount and 1/2 inch shaft ensure a secure fit with existing fan blowers and mounting rings.
Common Questions
Is this motor compatible with 230V systems?
No, this specific model is designed strictly for 115Vac power supplies. For 230V applications, a different model within the US Motors line must be selected.
Does this motor include the run capacitor?
The Nidec 3787 requires a specific MFD run capacitor (typically 5MFD or 7.5MFD/370V) which is sold separately. Always check the nameplate for the exact capacitor requirement before installation.
Can I use this for an outdoor condenser fan?
This is an Open Air Over (OAO) motor intended for indoor furnace or air handler use. For outdoor units, a Totally Enclosed (TEAO) motor is required to protect against environmental debris and moisture.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
