Rockwell Automation's safety sensor products include light curtains, safety edges and mats, and laser scanners. Safety switches include limit and interlock switches. Safety light curtains are photoelectric presence sensors that protect personnel from hazardous machine motion.

Omron safety sensors detect fingers, arms, or human bodies intruding into hazardous areas. Products include safety light curtains, short range safety light curtains, safety light curtain/multi-beam sensor, single-beam safety sensors, and single-beam safety sensors for long distance detection.

The Fuelcellstore.com offers hydrogen safety sensors, metal hydride storage containers, re-settable flash arrestors, lecture bottles, hydrogen sensor adapters and power supplies.

Banner Engineering is a manufacturer of type 2 and 4 safety light curtains, type 3 laser scanners, interlock switches, modules and controllers, and machine safety accessories. Safety light curtains protect personnel from injury by guarding points of operation.

Pinnacle Systems manufactures safety sensors and controls for industrial machine guarding systems. Products include safety light curtains, mat systems, palm buttons, PLC's/control systems, interlock switches, and fencing.

Leuze electronic are specialists in sensors and offer a line of optical-electronic products that include safety light curtains and grids, laser area scanners, a full line of sensor products, bar code readers, and  positioning systems using barcode or laser measurement technology. Their PROFIsafe safety sensors include safety laser scanners, light beams and light curtains.

Reer manufactures optoelectronic safety sensors, light curtains and grids, monitoring sensors, laser scanners, and dedicated interface modules for the OEM market.

Pilz safety sensors provide security and safety in automated production and logistics processes. They are certified by TÜV, UL and others, and provide safety for applications up to Category 4 in accordance with EN 954-1. Pilz safety sensors are designed for applications up to Performance Level E in accordance with ISO 13849-1 and SIL 3 in accordance with IEC 62061. Products include safety switches, bolts, gate systems, and light beam devices.

SICK, Inc. manufactures transponder safety switches are used in applications where a high level of tamper-proofing is needed. Various versions exist that allow series connection of up to 20 safety switches. Both the T4000 Standard and Multi employ small sensors and actuators. The T4000 Direct uses unicode and multicode sensors.

Pepperl + Fuchs is a manufacturer of photoelectric safety sensors for personnel safety. Configurations include individual safety photoelectric sensors to light curtain arrays for machine safety. Self-monitoring satisfies the requirements of Type 2 or Type 4 in IEC 61496-1.

Euchner safety products consist of safety switches, relays and enabling switches. Euchner has developed safety systems comprised of sensors, evaluation and safety relays. The CES family of RFID products offers sensors with integrated evaluation.

Baumer provides sensor solutions for lab efficiency and safety, offering sensors for presence detection, position verification, level measurement, and object and code identification. Baumer safety sensors meet the high standards for lab automation systems. Types include inductive, photoelectric, ultrasonic, capacitive, magnetic, and vision sensors.

ETA Associates sells Perma Pure LLC sample conditioning systems that include safety sensors used to detect levels of H2S and CH4 in waste treatment and gas production; Phosgene, Cl2 and HCN in manufacturing; and CO in coal handling, tunnels and subways.

Steven Engineering offers photoelectric safety sensors from PEPPERL+FUCHS. Types include safety through-beam sensors for control units, safety light grids for control units, light grids with integrated control unit, and light curtains with integrated control unit.

Kinequip offers safety sensors from Contrinex. Types include access control sensors with the option of 3, 4, 5 or 6 beams, light curtains for finger or hand protection, and safety relays in either basic or multifunctional configurations.

Honeywell manufactures and designs sensors and switches for machine safety, including electromechanical safety switches, electronic safety curtains, control modules, and more. All comply with most international standards.

Smith Systems is a manufacturer of the Digi-Prox line of inductive magnetic proximity safety sensors. Applications include counting, control, safety and others.

ISE Controls is a distributor of safety sensor products such as light curtains, interlocks, laser scanners, relays and 3D vision systems. Manufacturers include Pilz, SICK and Euchner.

Schneider Electric is a provider of safety sensors and limit switches, including Preventa safety light curtains for fingers, hands and bodies. Single beam types 2 and 4 are available.

Power Components offers Banner Engineering photoelectric sensors, special application sensors, safety light screens, and safety modules and switches.