Kick off 2026 with a competitive edge at PACK EXPO East. Register now!
Get a jump on your 2026 goals at PACK EXPO East. Put projects in motion, accelerate timelines and solve challenges—all in one trip to Philadelphia.

Proximity sensor

The WT4 is SICK Optic Electronic's (Eden Prairie, MN) smallest photoelectronic proximity sensor. It measures about 1 sq" and weighs 20 g. The WT4 has a variable scanning distance of 20 to 80 mm (0.788" to 3.152") to allow sensing of any color object against any reflective background.

Pw 24646 The Wt4is Sic 66

Its fast response time is 500 microseconds, says the company.

Researched List: Engineering Services Firms
Looking for engineering services? Our curated list features 100+ companies specializing in civil, process, structural, and electrical engineering. Many also offer construction, design, and architecture services. Download to access company names, markets served, key services, contact information, and more!
Download Now
Researched List: Engineering Services Firms
Get a jump on your 2026 packaging & processing goals at PACK EXPO East.
Be the first to find what’s next in packaging & processing at PACK EXPO East. See new solutions from 500 exhibitors, uncover creative ideas for 40+ verticals and gain inspiration from free sessions on industry trends—all in one trip to Philadelphia.
REGISTER NOW & SAVE
Get a jump on your 2026 packaging & processing goals at PACK EXPO East.