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Dayton Squirl Cage Blower Model 4C446 rectangular centrifugal Permanent Split Capacitor blower 148 CFM, NOS

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MPN:
4C446
Condition:
New
Shipping:
$20.00 (Fixed Shipping Cost)
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
  • New Old Stock Dayton Model 4C446 centrifugal blower (7021-3469). 115V 0.75A 3100 RPM PSC, 146 CFM free air. Perfect replacement for furnaces, wood boilers & HVAC. Genuine OEM specs, low noise. Fast shipping available.
$79.99
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Description

Dayton Squirl Cage Blower Model 4C446 rectangular centrifugal Permanent Split Capacitor blower 148 CFM, NOS

 I got this new blower from an Amateur Radio HF Amplifier Builder. This one was purchased for a one or two 3CX-1500 / 8877 Amplifier but was never used.

 
Dayton Blower Model 4C446 (also cross-referenced as 1TDP7 / 6FHX8 equivalent, with Fasco A166 and numbers like 7021-3469 / 7121-3469 on tags).
 
cshincorporated.com
This is a compact PSC (Permanent Split Capacitor) centrifugal draft/inducer blower, commonly used in furnaces, boilers, outdoor wood furnaces, pellet stoves, and similar HVAC applications. NOS (New Old Stock) units are desirable for exact OEM fit and reliability.Key Specifications
  • Voltage: 115V, 50/60 Hz, single phase
  • Amps: 0.75 FLA (full load amps)
  • RPM: ~3100–3160
  • Motor Type: PSC, thermally protected, ball or sleeve bearings (ball preferred in many listings)
  • Horsepower: 1/25 HP
  • Mounting: All-position
  • Max Ambient/Inlet Temp: 104°F (40°C)
  • Wheel: Forward-curved centrifugal, ~3-13/16" (97 mm) diameter x 2-1/2" width
  • Inlet: ~3-1/8" diameter
  • Outlet: Rectangular flange (typically ~3" x 4" bolt pattern on centers)
Performance Data (approximate, free air and static pressure):
 
 
  • CFM @ 0.000" SP: 146–148
  • CFM @ 0.100" SP: ~141
  • CFM @ 0.200" SP: ~135
  • CFM @ 0.300" SP: ~129
It is dynamically balanced for low noise/vibration and maintains CFM well at moderate static pressures.
 
 
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