This is a TE Connectivity 1A 240VAC 50VDC 1-Pole Circuit Breaker W23-X1A1G-1. It comes as pictured and does not include any additional parts or accessories.

Specifications:

• Manufacturer: TE Connectivity
• Series: W23
• Type: Thermal
• Current Rating: 1 A
• Voltage Rating AC: 240 VAC
• Voltage Rating DC: 50 VDC
• Number of Poles: 1 Pole
• Actuator Type: Pushbutton
• Minimum Operating Temperature: - 20 C
• Maximum Operating Temperature: 60 C
• Illuminated: Non-Illuminated
• Brand: TE Connectivity / P&B
• Compliance: UL
• Height: 35.15 mm
• Length: 40.64 mm
• Width: 17.53 mm
• Mounting Style: Panel Mount
• Termination Style: Screw
• Voltage Rating: 50 V