16 CFR 1211.10 - Performance Requirements for All Entrapment Protection Devices

Safety sensors fail in real-world conditions. A sensor soaked by a garden hose, baked by direct sunlight, hit by a basketball, or connected to reversed wiring must still protect people. Section 1211.10 defines the tests that prove it will.

What this regulation says

16 CFR 1211.10 applies to all entrapment protection devices used with residential garage door operators: photoelectric sensors, edge sensors, and any equivalent device. Each device must pass the applicable tests below.

General installation test (subsection a). The regulation states the device must "perform its intended function when tested" across the full range of installation conditions. Testing occurs at both the minimum and maximum mounting heights the device supports.

"External entrapment protection devices must perform its intended function when tested according to specified procedures." (16 CFR 1211.10(a))

Current protection test (subsection b). If an installer reverses the wiring at the low-voltage terminals, the circuitry must survive without damage. After correcting the wiring, the device must still pass its normal operation test. This protects against common installation errors.

Splash test (subsection c). Sensors mounted 3 feet or less above the floor must survive water exposure: 5 gallons per minute from a nozzle within 10 feet, sprayed from all angles for 1 minute. After the test, the device must still function correctly and must not create an electric shock hazard. In Colorado, where snow melts and freezes near garage door thresholds, this test matters.

UV light test (subsection d). Polymeric materials that are exposed to outdoor conditions must meet UL 746C weathering requirements. Sensors mounted outside or in partially open garages are subject to this test.

Impact test (subsection e). Plastic and rubber components must survive 5 foot-pounds of impact force without cracking or breaking. Three samples receive three impacts each. After impact, the device must pass its normal operation test.

Wireless device tests (subsections f, g, and h). Battery-powered wireless devices must function correctly when exposed to radio frequency interference. Batteries must allow the device to function at full charge and at minimum operational voltage. Infrared devices must operate correctly in bright ambient light.

When it applies

These tests apply to every entrapment protection device installed with a residential garage door operator regulated by 16 CFR Part 1211. Replacement sensors purchased at hardware stores must also meet these requirements to be compliant.

What this means for you

Generic sensor replacements may not meet these tests. A low-cost aftermarket sensor may fit the mounting bracket and emit an infrared beam, but it may not have passed the splash test, impact test, or wiring-fault test. Use replacement sensors from your opener manufacturer or from a supplier that documents 16 CFR 1211.10 compliance.

Sensors at floor level need water protection. The 3-foot threshold in subsection (c) captures most residential sensor installations. If your garage floods occasionally or a hose is used to clean the floor, the sensors will be exposed to water. Compliance with the splash test means they should survive.

Cold temperatures matter in Colorado. The UV and impact tests account for environmental degradation. A plastic sensor housing that has been through several Colorado winters may become brittle. Replace sensors that show cracking, chalking, or discoloration in their housings.

Full text and source

Read the full text of 16 CFR 1211.10 at https://www.law.cornell.edu/cfr/text/16/1211.10. The complete Part 1211 is at: https://www.ecfr.gov/current/title-16/chapter-II/subchapter-B/part-1211

16 CFR 1211.10 applies to entrapment protection devices used with residential garage door operators only. Commercial entrapment devices are governed by UL 325.