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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | ETRI / Rosenberg |
| Manufacturer Product Number | B11-A8 |
| Description | Motorized Impeller; 280x280x80mm; 115 VAC; 916 CFM; Ball; IP44 |
| Datasheet | Download Datasheet |
The ETRI / Rosenberg B11-A8 is a 280 x 280 x 80 mm 115 VAC motorized impeller moving 916 CFM (25.94 m³/min), with a noise level of 66 dBA (60 Hz figures).
It runs on ball bearings. Environmental protection: IP44.
It has an AC motor, with thermal protection. The impeller is galvanized steel. It operates from -40 to +50 °C.
| Category | |
| Manufacturer | ETRI / Rosenberg |
| Model | 4RREu35 280x80R |
| Fan Type | Motorized Impeller |
| Dimensions | 280 x 280 x 80 mm (11.02 x 11.02 x 3.15 in) |
| Impeller Diameter (mm) | 280 |
| Rated Voltage | 115 VAC |
| Air Flow | 916 CFM (25.94 m3/min) |
| Noise Level (dBA) | 66 |
| Bearing Type | Ball |
| Environmental Protection | IP44 |
| Motor Type | AC |
| Motor Protection | Thermal protection |
| Impeller Material | galvanized steel |
| Insulation Class | Class F |
| Operating Temperature (°C) | -40...+50 |