Appleton SJB3775203 316L Stainless Steel Junction Box
Technical Specification
- Make: Appleton
- Model code: SJB3775203
- Series: Appleton SJB Series 316L Stainless Steel Junction Boxes
- Construction: 316L Stainless Steel
- Metallic / Non-Metallic: Metallic
Terminal, junction box enclosure for various electrical devices Designed for use in areas designed for Zone 1, where flammable gases or vapors are present either continuously or intermittently such as: Petroleum, Chemical, Refineries, Other industrial process facilities, Food processing, Dairy, Brewing, Other commercial facilities Ideal for wet or corrosive atmospheres Austenitic stainless steel contains at least 10.5% Chrome (Cr). Chrome is a protective layer that shields the material from humidity in the air 316L stainless steel contains Molybdenum (Mo), which provides excellent corrosion resistance especially against chlorides Smooth, continuous welded seams. Poured in place polyurethane door gasket Supplied with 3 neoprene sealed gland plates for ease of cable installation M8 feed-thru earth/ground stud
Read more| Make | Appleton |
|---|---|
| Manufacturer | Emerson Electric Co. |
| Category | Motors and Electrical Equipment>Electrical Enclosures |
| Model code | SJB3775203 |
| Series | Appleton SJB Series 316L Stainless Steel Junction Boxes |
| Construction | 316L Stainless Steel |
| Metallic / Non-Metallic | Metallic |
| Solid/Clear cover | Solid |
| Standards | cCSAus Listed: 013017 |
| Protection | IP66 |
| Depth | 200 mm |
| Width | 750 mm |
| Height | 370 mm |
Product description
The Appleton SJB3775203 is an advanced 316L stainless steel junction box designed for increased safety in hazardous environments. This explosion-protected terminal enclosure is ideal for applications in Class I, Zone 1 areas, making it suitable for industries where flammable gases or vapors are present, such as petroleum, chemical, and food processing sectors.
Key Features
- The enclosure is crafted from 316L stainless steel, offering exceptional resistance to corrosion, particularly against chlorides, thanks to the inclusion of Molybdenum.
- It features a sleek design with smooth, continuous welded seams and is available in various dimensions, including depths of 95 mm, 200 mm, and 300 mm, providing flexibility in deployment.
- Equipped with a polyurethane door gasket and stainless steel captive screws for a secure fit, it offers a robust IP66 rating, ensuring protection against dust and water ingress.
- The innovative reversible door design allows a 210-degree opening, facilitating easy access from any angle, while the anti-vibration mounting brackets ensure stable installation.
- For enhanced connectivity, the box can be outfitted with up to four neoprene-sealed gland plates, easing cable installation while maintaining environmental protection.
Ideal Use Cases
This junction box is perfectly suited for industrial and commercial facilities characterized by wet or corrosive atmospheres, such as refineries, dairy operations, and breweries. With its versatile design and superior material properties, it provides peace of mind in safety-critical applications.

