Fluke Inspection Window for Use with NEMA 12 Enclosure, NEMA 4 Enclosure

This inspection window provides a clear viewing access point for electrical enclosures, allowing internal components to be monitored without opening the cabinet. Designed for mounting in industrial control panels and electrical cabinets, it is suitable for installations requiring protection against dust and, where specified, weather exposure. The product is intended to integrate with recognised enclosure types and conforms to applicable approvals for use in compliant systems.

• Compatible with NEMA12 enclosures for dust-protected installations
• Suitable for NEMA4 enclosures to resist water ingress
• Window accessory that permits internal visual inspection without entry
• Meets cURus approval for safety-assessed installations

• Suitable for viewing controls within industrial electrical cabinets
• Used with factory control panels requiring sealed observation
• Ideal for retrofit of NEMA12 inspection window accessory needs
• Can be used on weather-exposed panels requiring NEMA4 inspection window
• Suitable for technicians performing external visual checks in production areas

It is designed as a window accessory for integration into standard NEMA12 and NEMA4 enclosure cut-outs and can be installed in compatible panel openings.

When used with NEMA4-rated enclosures, it supports resistance to water ingress suitable for spray and splash conditions encountered outdoors or in washdown areas.

The product carries cURus approval, indicating it has been assessed against relevant safety standards for use in industrial electrical installations.

Maintenance engineers and panel builders benefit by gaining external visibility of components for inspection and status checks without removing enclosure covers.

Stock nos. 820-2998 and 820-3002 have a keylock.

Torture Tested to the highest test ratings: IEEE C37.20.7 63 kA Arc tested at KEMA, UL 50/50E/50V, UL1558, IEC60529-1: IP67, IEC 60068, NEMA 4/12, CSA C22.2 NO. 14-13:2012, and CE.