Company News

ETRI / Rosenberg USA

1010 Forsyth Ave., Indian Trail, NC, 28079, USA

  • 704-893-0883

Latest New Product News from
ETRI / Rosenberg USA


125D-A ETRI DC Fans measure 120x120x38 mm dimensions.

Oct 03, 2017

125D-A ETRI DC Fans are equipped with brushless DC motor which is offered with 12, 24 or 48 VDC input options. Units are operated in a temperature range of -20 to +70° C and offer life expectancy of 80,000 hours and operating noise from 30 to 54 dB(A). Suitable for circuit board, semi-conductor or motor cooling applications, products provide airflow in a range of 57 to 163 CFM and speed from... Read More

HVAC, Mechanical Components and Assemblies

B-Wheel Backward Curved Impeller minimizes noise.

Dec 05, 2013

Constructed of aluminum, Model LRHF-B features 7-blade design in which blade diameter is smaller than outside diameter of cover and support plate, allowing it to act as rotating outlet diffuser. Wheel geometry provides for impeller efficiencies up to 78% while reducing noise by up to 3 dBA. Designed for demanding air movement tasks, impeller comes in 250, 280, 315, 355, 400, 450, 500, 560, and... Read More


Motorized Fans provide airflows to 215 cfm.

Nov 26, 2004

Utilizing backward impellers, ECOFIT Fans feature IP44 protection, are UL Listed, and are rated to Class F with optional thermal protection. They are available in circular, rectangular, and scroll-shaped housings with plastic impellers measuring 5.31 x 1.65 in. Noise is 56 dBa at 60 Hz and 53 dBa at 50 Hz. ECOFIT fans are suited for domestic air conditioning, electronic cabinet cooling, low power... Read More


Axial Fans suit low-noise, space-critical applications.

Jul 23, 2004

Constructed with quiet, low-profile design, Rosenberg axial fans have aerodynamically profiled blades made from steel plate, aluminum plate or die-cast aluminum up to 39.37 in. dia. They are offered with max capacity of 21,100 ft³/min flow and are equipped with 100% speed controllable, external rotor motor with protective thermal contacts. Available plate-mounted or short-cased, fans provide... Read More


Fans suit appliances and HVAC applications.

Jul 31, 2003

Free blowing backward curved and external rotor fans range up to 28 in. in diameter and are suited for air handling equipment, while Epsilon axial fans feature sickle shaped blades up to 40 in. in diameter for air conditioning and heat pumps. Units are AC driven and 100% speed controllable. Backward curved centrifugal fans and small enclosed axial fans are offered as both AC and DC models with... Read More

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ETRI / Rosenberg USA