The STI EF181610-O3 is built for installations where heat management is the top priority and panel visibility is handled through remote monitoring or periodic service visits. The "O3" suffix breaks down to opaque door plus NEMA 3R filter fan: no window cutout means a completely solid door for weather sealing, while the integrated fan assembly actively circulates air through the 18 in. H x 16 in. W x 10 in. D interior.
Construction sites and industrial rooftops are classic environments for the EF181610-O3. Temporary power supplies and fire alarm panels at these locations generate consistent heat loads, and enclosures in direct sun can develop damaging internal temperatures without active airflow. The filter element prevents insects, dust, and debris from entering while the NEMA 3R fan housing keeps water out.
- Dimensions: 18 in. H x 16 in. W x 10 in. D
- Door style: Opaque (solid) door
- Ventilation: NEMA 3R filter fan
- Material: UV-resistant fiberglass
- Applications: Construction sites, rooftop equipment, industrial facilities
Order the STI EF181610-O3 when active ventilation matters more than visual inspection. Verify equipment fit before ordering.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 2 lbs |
|---|---|
| Dimensions | 18 × 16 × 10 in |
| Condition | New |
| Specification | 18H x 16W x 10D in., NEMA 3R, fiberglass, opaque door, NEMA 3R filter fan, UV-resistant |
| Part Type | Enclosure |
