Harmony Metal and Plastic Emergency Stop Pushbuttons
Schneider Electric's emergency stop red pushbuttons operate with a latched push-pull, turn release, or key release mechanism
Schneider Electric's Harmony XB4 Metal and Harmony XB5 Plastic emergency stop/shutdown 40 mm mushroom heads modular red pushbuttons operate with a latched push-pull, turn release, or key release mechanism. They have a robust metal or plastic bezel, depending on the range. Emergency stop/shutdown buttons, also called EMS (emergency machine stop) and EMO (emergency off), are easily installed into a standard 22 mm diameter cut-out and connected with simple screw-clamp connections. It is distinguishable visually at a distance thanks to clear colors and prominent 30 mm, 40 mm, or 60 mm mushroom shapes. Thanks to their IP66 rating, they are impact-resistant, dust-resistant, water-resistant, and vibration-resistant, making them ideal for operation in the most demanding environments. They are also compatible for installation with XALK and XAPK yellow lid control stations.
Features
- Wide modular range to suit machines and operator safety
- Designed to fit in a 22 mm cut-out or Harmony XALK control station or XAPK control stations, ensuring compatibility with pre-existing machinery
- Ergonomic design for emergency actuation in several environments
- Large set of accessories: circular legends, illuminated legend rings for harsh environments
- CE, UL, CSA, and CCC certifications
- Industry: machine tools, robotics, material handling, packaging, hoisting
- Buildings: alarms, lifts
- Tertiary: laboratories and medical instrumentation, shops
Configurable Switch Heads
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | ZB5AS844TQ | CONFIG SW BODY E-STOP NON-ILLUM | 100 - Immediate | $158.03 | View Details |
![]() | ![]() | ZB4BS834 | CONFIG SW BODY E-STOP NON-ILLUM | 1 - Immediate | $344.10 | View Details |
![]() | ![]() | ZB4BS844 | CONFIG SW BODY E-STOP NON-ILLUM | 15 - Immediate | $351.16 | View Details |
Configurable Switch Contact Blocks
| Image | Manufacturer Part Number | Description | Circuit | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
![]() | ![]() | ZBE102 | CONT BL SPST 6A 120V/550MA 125V | SPST-NC | 1011 - Immediate | $64.33 | View Details |
![]() | ![]() | ZB4BZ102 | CONT BL SPST 6A 120V/550MA 125V | SPST-NC | 96 - Immediate | $84.37 | View Details |
![]() | ![]() | ZB4BZ104 | CONTACT BLK SPST-NCX2 6A 120V | SPST-NC x 2 | 66 - Immediate | $140.55 | View Details |
E-Stop Switches
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | XB4BS8444 | SWITCH ESTOP TWIST RESET 6A 120V | 118 - Immediate | $373.36 | View Details |
![]() | ![]() | XB4BS84441 | SWITCH ESTOP TWIST RESET 6A 120V | 1 - Immediate | $600.51 | View Details |
![]() | ![]() | XB4BS9445 | SW E-STOP KEY LOCK RESET 6A 120V | 6 - Immediate | $542.99 | View Details |
Accessories
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | ZBY9W2B330 | HARMONY, ILLUMINATED RING 60, PL | 0 - Immediate | $145.49 | View Details |
![]() | ![]() | ZBY9W2G330 | ILL. RING 120V 1 RD LED E STOP W | 0 - Immediate | $212.52 | View Details |
![]() | ![]() | ZBY9W2M330 | ILL. RING 230V 1 RDLED E STOP W/ | 0 - Immediate | $212.52 | View Details |
![]() | ![]() | ZBY9W3B330 | ILL. RING 24V 2 WH/RDLED E STOP | 0 - Immediate | $226.36 | View Details |
![]() | ![]() | ZBY9121 | HARMONY XB4, LEGEND HOLDER 60 FO | 5 - Immediate | $16.69 | View Details |
![]() | ![]() | ZBY9320 | HARMONY XB4, LEGEND HOLDER 60 FO | 64 - Immediate | $16.69 | View Details |
![]() | ![]() | ZBY8330 | HARMONY XB4, LEGEND, PLASTIC, YE | 11 - Immediate | $15.82 | View Details |
![]() | ![]() | ZB5AZ101 | HARMONY, 22MM PUSH BUTTON, XB5A | 5 - Immediate | $76.37 | View Details |
![]() | ![]() | ZBZ58 | HARMONY XB4, BELLOW SEAL, SILICO | 3 - Immediate | $44.69 | View Details |




















