TEFC Electric Motor Silencers

These units are constructed of 18 gauge galvanized steel. The dimensional information below gives overall width and height of the NCS Silencers. All that is required is the intake size and the face appearance of the motor. This would be the D & E dimension as shown in the drawing. In addition to our standard sizes below, this product can be manufactured in many configurations and sizes to custom fit your specific application. A typical pressure drop us 0.75" in the range of 1650 to 18000 CFM.
Products specifications
Materials Aluminum
Galvanized Steel
Standard Dimensions 20" x 11” x 36” to 34” x 18” x 48” (A x B x C)
Average Noise Reduction (Taken in actual in-plant applications)
Frequency (Hz)Sound Pressure Level (dB)
12519
25020
50023
100024
200031
400042
Features Angle Flange
Bird Screen

Mating Flanges

Outer Shell

Perforated Lower Skin

Solid Upper Skin

Thick Acoustical Panel Cap
Spring Dia. 0.047 Inch
I.D. 0.130 Inch
Stiffness Light
Min. Bend Dia. 1.75 Inch
Size (O.D.) 0.250 Inch
6.4 mm
Weight Supported Horizontally at Distance 6" 3.8 oz
Weight Supported Horizontally at Distance 12" 0.9 oz
Weight Supported Horizontally at Distance 18" 0.5 oz
Ferrule Thread 5/16-24 Male
1/4-20 Male
1/4-20 Female
5/16-32 Male
Finishes Baked epoxy paint
Brass plated
Chrome plated
Copper plated
Galvanized
Micrometer
Nickel plated
Satin chrome plated
Unfinished
Vinyl-clad (colors) (white, black,red)
Additional Information When we know the weight of the object to be supported (head weight) and your product application, we design flexible tubing with both rigidity and obedience to fit your requirements.

Our engineering department will work with you to create gooseneck tubing to meet your specific requirements and/or create an improvement over the product you are currently using.

Uniprise will attach ferrules supplied by the customer, or make them to your prints and attach them. We can also design fittings for special applications.

Industries we serve:
  • Lighting and Lamps
  • Audio
  • Machine Tool
  • Medical/Surgical Fiber Optic
  • Refridgeration
  • Optical
  • Telephone
  • Hand Tools
  • Automotive
  • Photographic
  • POP Display
For your special requirements:

From special small purpose flexible hose to head mounted microphone applications, our engineering department will work with you in creating flexible metal hose to meet your specific requirements and/or create an improvement over the product you are currently using.
Industries we serve
  • Lighting and Lamps
  • Audio
  • Machine Tool
  • Medical/Surgical Fiber Optic
  • Refridgeration
  • Optical
  • Telephone
  • Hand Tools
  • Automotive
  • Photographic
  • POP Display
For your special requirements

From special small purpose flexible hose to head mounted microphone applications, our engineering department will work with you in creating flexible metal hose to meet your specific requirements and/or create an improvement over the product you are currently using.