Arlington 900 Plated Steel Snap-In Knockout Blank, 1/2"

Keep unused conduit openings sealed and protected with the Arlington Industries 900 plated steel snap-in knockout blank. Designed for fast, tool-free installation, this 1/2" knockout blank snaps securely into standard electrical boxes and enclosures to prevent dust, moisture, and rodents from compromising your security, surveillance, or networking equipment. The plated steel construction delivers long-lasting durability and a professional finish that stands up to repeated handling and harsh jobsite environments.

Ideal for installers and integrators working on CCTV, access control, monitoring, and low-voltage cabling, this snap-in knockout blank simplifies cable management and improves system reliability. The compact, low-profile design keeps junction boxes tidy while the exact 1/2" sizing ensures a snug, code-friendly fit. Reference Manufacturer Part Number 900 when specifying or reordering to maintain consistent inventory across projects.

Use the Arlington 900 knockout blank in security and surveillance enclosures, networking cabinets, or any application requiring a clean seal on unused 1/2" knockouts. Order now to streamline installations and protect critical equipment.

• Fast, tool-free installation: snap-in design saves time on job sites and speeds up security and surveillance deployments.
• Durable plated steel construction: resists corrosion and maintains a professional finish in networking and monitoring enclosures.
• Exact 1/2" fit: seals unused 1/2" knockouts to protect cables and equipment from dust, moisture, and pests.
• Low-profile appearance: provides neat cable management and a clean look for junction boxes and wall plates.
• Reliable part identification: Arlington Industries part 900 ensures consistent quality and easy reordering.