Overview
The Hoffman TEP4SS is a side-mount exhaust grille assembly engineered for use with HOFFMAN TFP series 4-inch cooling packages. Constructed from 304 brushed stainless steel, the TEP4SS provides filtered exhaust ventilation to maintain optimal operating temperatures within industrial control enclosures. This component is compatible with both Type 1 washable foam and Type 12 disposable filter options, allowing flexible cooling maintenance protocols.
Key Features
- 4-inch nominal size, designed for TFP series fan packages
- 304 brushed stainless steel construction for corrosion resistance
- Accepts Type 1 (washable foam) or Type 12 (disposable) replacement filters
- NEMA 1 enclosure rating compliance
- Operating temperature rating up to 158°F (70°C)
- Includes finger guard and filter retainer for safe operation
Technical Specifications
- Mounting: Side mount configuration
- Material: 304 Stainless Steel, brushed finish
- Package Size: 4 inches nominal
- Dimensions (H x W x D): 6.25″ x 7.33″ x 1.38″
- Filter Type Compatibility: Type 1 (washable) and Type 12 (disposable)
- Enclosure Rating: NEMA 1
- Max Operating Temperature: 158°F (70°C)
- Certification: RoHS, REACH, TSCA compliant
- Series: TFP (ThermoFlow Package) Cooling System
Typical Applications
The Hoffman TEP4SS exhaust grille is used in environments where enclosure cooling and air filtration are essential:
- Industrial control panel temperature management
- Electrical equipment enclosures in manufacturing facilities
- Process automation and HVAC system enclosures
- Harsh environments requiring corrosion-resistant materials
- Applications requiring NEMA 1 rated enclosure components
Compatibility & Replacements
Compatible With
- HOFFMAN TFP 4-inch cooling fan packages
- HOFFMAN TFP series side-mount cooling systems
- Industrial control enclosures requiring NEMA 1 ventilation
- Type 1 washable foam filter assemblies
- Type 12 disposable filter assemblies
Replaces / Drop-In Replacement For
The TEP4SS is the original stainless steel exhaust grille component for 4-inch TFP cooling packages. Verify your enclosure cooling package model and size before ordering to ensure proper fit and compatibility.
Works With
- HOFFMAN TFP 4-inch thermally protected fan packages
- NEMA-rated industrial enclosure systems
- Standard Type 1 and Type 12 replacement filter cartridges
- Composite air plenum assemblies in TFP series


