UB-09-628-Q(F)D

Overview

The UB-09-628-Q(F)D is a miniature pushbutton switch manufactured by Floyd Bell Inc. It features a round actuator with a diameter of 0.375 inches and an overall height of 0.410 inches. The component utilizes a single-pole, double-throw (SPDT) circuit configuration with a non-shorting make-before-break action. Electrical ratings include a maximum current of 0.4 amperes at 24 volts DC and 0.2 amperes at 125 volts AC. The unit is designed for panel mounting with a hole size requirement of 0.375 inches and operates within a temperature range of -40°C to +85°C.

Feature Summary

• Compact form factor suitable for space-constrained control panels
• Non-shorting SPDT contact arrangement ensures reliable signal switching
• Hermetic sealing protects internal contacts from environmental contaminants

Applications

• Medical device instrumentation
• Industrial control systems
• Aerospace avionics interfaces

Procurement Notes

Verify the specific suffix designation against the manufacturer's latest datasheet to confirm terminal type and actuator color options. Ensure that the required operating voltage and current parameters align with the application's electrical load specifications before finalizing procurement.

Selection Notes

Select this component when a hermetically sealed, miniaturized SPDT switch is required for harsh environments. Consider the low current rating limits and ensure the mechanical actuation force meets the user interface requirements for the intended enclosure design.

Part Context

This part belongs to the Floyd Bell UB series of hermetically sealed switches, which are widely utilized in military and aerospace applications due to their reliability and compact size. The series offers various actuator styles and contact configurations to meet diverse switching needs.

Replacement Considerations

Consult official cross-reference guides for verified substitutes. Ensure replacement parts maintain identical hermetic sealing standards and SPDT functionality to guarantee compatibility with existing panel cutouts and circuit designs.