Durable Construction: Heavy-duty contact materials prevent pitting and binding

technicians should verify the balance of the existing blower wheel during installation

The remote bulb allows the T-3300-2 to monitor medium temperatures directly (liquid or air) while the main unit remains in a protected or convenient location for the operator

Enhanced System Reliability: Prevents coil icing and potential compressor damage associated with faulty defrost sensors

Always refer to the specific unit's installation manual for approved venting materials and equivalent length calculations

Midco International 491900 Wheel 328140-751 Durable Construction: Heavy-duty contact materialsThe Midco International 491900 Blower Wheel is a precision engineered combustion blower component designed for high performance air delivery in industrial and commercial burner applications. This 5 1 4" diameter blower wheel features a 1 7 8" width and is specifically balanced for clockwise (CW) rotation. Constructed from cold work cast nylon, the 491900 wheel offers superior resistance to abrasion, impacts, and chemical exposure compared to standard