40mm Red Mushroom Head
The XB4BS8445 uses a red unmarked mushroom operator with a documented diameter of 40 mm.
Schneider XB4BS8445 Emergency Stop Push Button 40mm 22mm 1NO+1NC
Available in stock (200)
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$15.39
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Technical Specifications
| Brand | Schneider |
| Model Number | XB4BS8445 |
| Product Category | Emergency Stop Push Button |
| Product Range | Harmony XB4 |
| Device Short Name | XB4 |
| Bezel Material | Chromium-Plated Metal |
| Mounting Diameter | 22 mm |
| Head Shape | Round |
| Operator Profile | Red Mushroom 40 mm, Unmarked |
| Operator Type | Trigger Action and Mechanical Latching |
| Reset | Turn to Release |
| Contact Configuration | 1 NO + 1 NC |
| Contact Operation | Slow-Break |
| Terminal Type | Screw-Clamp Terminals |
| Positive Opening | With |
| Operating Force | 44 N |
| Rated Insulation Voltage | 600 V |
| Rated Impulse Withstand Voltage | 6 kV |
| Rated Operational Current | 3 A at 240 V AC-15 |
| Dimensions | 47 x 40 x 82 mm |
| Protection Rating | IP66 / IP67 / IP69 / IP69K |
Key Features
22mm Mounting Diameter
Schneider specifies a 22 mm mounting diameter for the Harmony XB4 push-button assembly.
1NO + 1NC Contacts
The documented contact configuration consists of one normally open contact and one normally closed contact.
Turn-to-Release Operation
The emergency-stop operator uses trigger action with mechanical latching and is reset by turning the mushroom head.
Slow-Break Contacts
Schneider documentation identifies slow-break contact operation with positive opening.
Metal Bezel Construction
The documented bezel material is chromium-plated metal with a Zamak fixing collar.
Applications
- Industrial machine emergency-stop circuits
- Production equipment shutdown controls
- Conveyor emergency-stop stations
- Packaging machinery control panels
- Material handling equipment controls
- Industrial automation operator panels
- Machine safety control interfaces
- Equipment emergency switching applications
Purchase Information
We support online purchase of the Schneider XB4BS8445 Emergency Stop Push Button. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is Schneider XB4BS8445?
Schneider XB4BS8445 is a Harmony XB4 emergency-stop push button with a red 40 mm mushroom head, mechanical latching and turn-to-release operation.
What mounting diameter does XB4BS8445 use?
The documented mounting diameter is 22 mm.
What contact configuration does XB4BS8445 have?
The documented contact composition is 1 NO + 1 NC.
How is XB4BS8445 reset?
The push button uses a turn-to-release reset mechanism after mechanical latching.
What type of contact operation does XB4BS8445 use?
Schneider specifies slow-break contact operation with positive opening.
What terminal type does XB4BS8445 use?
The documented electrical connection uses screw-clamp terminals.
What is the operating force of XB4BS8445?
The documented operating force is 44 N.
What is the rated insulation voltage?
Schneider specifies a rated insulation voltage of 600 V under the documented conditions.
What protection ratings are specified for XB4BS8445?
The product data sheet lists IP66, IP67, IP69 and IP69K degrees of protection.
What is the operating temperature range?
The documented ambient operating-temperature range is -40°C to +70°C.
What applications can XB4BS8445 be considered for?
It can be considered for industrial emergency-stop and shutdown control applications after the safety architecture, contact requirements, mounting arrangement and applicable machine requirements have been checked.
What should be checked before ordering XB4BS8445?
Check the complete model number, 40 mm mushroom-head requirement, 22 mm mounting diameter, 1 NO + 1 NC contact configuration, turn-to-release operation, terminal requirements and the safety-control requirements of the machine before ordering.
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