4" Metal Fan Blade – 1CFB4 | Clockwise (CW) Rotation | 1/4" Bore | 10-Blade Aluminum

4" Metal Fan Blade – 1CFB4 | Clockwise (CW) Rotation | 1/4" Bore | 10-Blade Aluminum | High-Speed Blower Replacement
Enhance your blower system’s performance with the 1CFB4 4" metal fan blade. Designed for clockwise (CW) rotation facing discharge, this 10-blade propeller-style fan delivers efficient airflow in compact heating and ventilation systems. With a 1/4" bore and two set screws, it ensures a secure, vibration-free fit.

Key Features:
✅ Precision Fit – 1/4" bore with 2 set screws for secure mounting
✅ Clockwise Rotation (CW) Facing Discharge – Matches systems requiring CW airflow
✅ Efficient Airflow – Delivers 200 CFM at 0.000" SP, ideal for small blowers
✅ Durable Aluminum – Lightweight and corrosion-resistant, ideal for high-heat applications

Product Specifications:
📌 Part Number: 1CFB4
📌 Propeller Diameter: 4"
📌 Bore Diameter: 1/4"
📌 Number of Blades: 10
📌 Blade Pitch: 30°
📌 Blade Width: 7/8"
📌 Material: Aluminum
📌 Rotation: Clockwise (CW) Facing Discharge
📌 Max RPM: 3000
📌 Airflow: 200 CFM @ 0.000” SP
📌 Required Motor HP: 1/150
📌 Set Screws: 2
📌 Country of Origin: USA

Applications:

• Compact wood stoves

• Pellet stoves

• HVAC and exhaust blower systems
  (Confirm shaft diameter and rotation direction before purchase.)

When to Replace:

• If blade is bent, damaged, or unbalanced

• During blower motor replacement

• As part of preventative system maintenance

Built to deliver balanced performance and long-term durability—upgrade with the 1CFB4 4" CW fan blade and get your system circulating efficiently again. Order now!