🔥 BECKETT 21805U OIL BURNER MOTOR – AF, AFG & NX BURNERS 🔥
Powerful. Reliable. Built to Last.
The Beckett 21805U Oil Burner Motor is a high-reliability PSC (Permanent Split Capacitor) motor engineered for AF, AFG, and NX series oil burners. Designed to deliver precise combustion air and pressurized oil flow, this motor efficiently drives Beckett Blower Wheels and CleanCut Oil Pumps, ensuring smooth operation and dependable performance.
Featuring Permanent Split Capacitor technology, the 21805U operates with lower amp draw, cooler temperatures, and minimal failures, making it highly durable and efficient.
Built for both residential and commercial heating applications, the Beckett 21805U provides powerful, reliable, and long-lasting performance, ensuring your burner runs optimally and consistently.
✅ Direct replacement for Beckett 2456, 2456U, 21805E, 21805B, 21805R, SA55GYKPA-5733, SA55GYKPA5733, A.O. Smith OBK6002, Carlin 98022S
Key Features ✅
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✅ High-Reliability PSC Motor – Over 20 years of proven performance.
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✅ Voltage: 115V / 120V
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✅ Power: 1/7 HP
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✅ Speed: 3450 RPM
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✅ Phase: Single
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✅ Mounting: Flange, Frame 48M
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✅ Shaft: 1/2" diameter, 1-31/32" length
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✅ Thermal Protection: Automatic
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✅ Max Ambient Temp: 150°F
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✅ Rotation: CCW Shaft End
Technical Specifications 📝
| Specification | Details |
|---|
| Part Number |
21805U |
| Voltage |
115V / 120V |
| Horsepower |
1/7 HP |
| Frequency |
60 Hz |
| Phase |
Single |
| RPM |
3450 |
| Frame |
48M |
| Shaft Diameter |
1/2" |
| Shaft Length |
1-31/32" |
| Mounting |
Flange |
| Thermal Protection |
Auto |
| Max Ambient Temp |
150°F |
| Rotation |
CCW Shaft End |
| Motor Type |
PSC (Permanent Split Capacitor) |
| Replaces |
Beckett 2456, 2456U, 21805E, 21805B, 21805R, SA55GYKPA-5733, A.O. Smith OBK6002, Carlin 98022S |
Common Problems Solved ⚡
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❌ Motor failure causing burner non-operation
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❌ Weak or inconsistent combustion air
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❌ Overheating due to thermal issues
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❌ Excessive wear from poor-quality replacements
Shopping Tips 🛒
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✅ Verify compatibility with your burner model (AF, AFG, NX)
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✅ Ensure correct voltage and phase for your installation
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✅ Keep spare motors in service stock for quick replacement
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✅ Check frame size and shaft dimensions before ordering
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✅ Trust PSC technology for long-lasting, reliable performance
Frequently Asked Questions (FAQ) ❓
Q: What burners is this motor compatible with?
✅ AF, AFG, and NX burners.
Q: What is the motor type?
✅ PSC (Permanent Split Capacitor) for high reliability.
Q: What is the maximum ambient temperature?
✅ 150°F.
Q: What does this motor replace?
✅ Beckett 2456, 2456U, 21805E, 21805B, 21805R, SA55GYKPA-5733, A.O. Smith OBK6002, Carlin 98022S.
Q: Is thermal protection included?
✅ Yes, it has automatic thermal protection.
