Choosing an Electrical Switch
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Wireless Emergency Stop Push-Button Switches
Instantly cut power when obstacles or distance make it hard to reach your machine in time. Whether it’s a jammed conveyor or a remotely operated forklift, these switches let you shut down with a single push—no need to navigate around a crowded shop floor. Install surface-mount switches to workstations and other easy-to-access spots or carry portable switches around with you so you can stop a machine no matter where you are. They communicate wirelessly with a receiver (sold separately) that’s hardwired to your machine. Stop multiple machines with one switch, set multiple switches to stop one machine, or anything in between.
900 MHz switches are compatible with frequencies found in U.S. systems. These switches can be used in combinations of six. For example, you could set one switch to control five machines.
2.4 GHz switches are compatible with frequencies found in European systems. These switches can be used in combinations of 10. For example, you could pair four switches with six receivers or eight switches with two receivers.
Switches that meet IEC 61508 SIL2 and ISO 13849-1 PLd comply with safety requirements for emergency stop applications.

Wire Leads | Mounting | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Style | Switch Action | Actuator Color | Dia. | Wire Connection Type | No. of | Lg. | Housing Material | Fasteners Included | No. of Holes | Hole Dia. | Specifications Met | Environmental Rating | Each | |
900 MHz Transmission Frequency | ||||||||||||||
A | Stays Switched (Maintained) | Red | 1 5/16" | Wire Leads | 2 | 3" | Black Plastic | No | 2 | 3/16" | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 0000000 |
2.4 GHz Transmission Frequency | ||||||||||||||
A | Stays Switched (Maintained) | Red | 1 5/16" | Wire Leads | 2 | 3" | Black Plastic | No | 2 | 3/16" | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 000000 |



Battery | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Style | Switch Action | Actuator Color | Dia. | Connection Type | Included | Size | Life, hrs. | Housing Material | Specifications Met | Environmental Rating | Each | |
900 MHz Transmission Frequency | ||||||||||||
B | Stays Switched (Maintained) | Red | 1 5/16" | Magnetic Charger | Yes | __ | 16 | Red Plastic | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 0000000 |
C | Stays Switched (Maintained) | Red | 1 3/16" | USB Micro B | Yes | __ | 16 | Orange Plastic | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 000000 |
D | Stays Switched (Maintained) | Red | 1 5/16" | Magnetic Charger | Yes | __ | 16 | Black Plastic | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 000000 |
2.4 GHz Transmission Frequency | ||||||||||||
B | Stays Switched (Maintained) | Red | 1 5/16" | Magnetic Charger | Yes | __ | 16 | Red Plastic | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 000000 |
B | Stays Switched (Maintained) | Red | 1 5/16" | USB Micro B | Yes | __ | 16 | Red Plastic | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 000000 |
C | Stays Switched (Maintained) | Red | 1 3/16" | USB Micro B | Yes | __ | 16 | Orange Plastic | IEC 61508 SIL2, ISO 13849-1 PLd | IP64 | 0000000 | 000000 |
D | Stays Switched (Maintained) | Red | 1 5/16" | __ | Yes | AA | 30 | Black Plastic | __ | IP64 | 0000000 | 000000 |

Connection Type | Lg., ft. | Environment | Environmental Rating | Each | |
Magnetic Charger × USB A | 3 | Damp, Dusty | IP64 | 0000000 | 000000 |

Connection Type | Lg., ft. | Each | |
USB Micro B × USB A | 3 | 00000000 | 00000 |