The **BK-HTB-32M-R** is a specific electronic component manufactured by **Eaton (Bussmann Series)**. It belongs to the category of **Panel Mount Fuse Holders**, designed specifically for 5mm x 20mm cartridge fuses. ### 1. Technical Specifications Below are the primary electrical and physical characteristics of the BK-HTB-32M-R: | Attribute | Specification | | :--- | :--- | | **Manufacturer** | Eaton / Bussmann | | **Product Series** | HTB Series | | **Fuse Size Accommodated** | 5mm x 20mm | | **Current Rating** | 16 Amps (UL) / 6.3 Amps (VDE) | | **Voltage Rating** | 250 Volts AC | | **Mounting Type** | Panel Mount | | **Termination Style** | 1/4" Quick Connect / Solder Terminals | | **Knob Type** | Low Profile (Screwdriver Slot) | | **Body Material** | High-temperature Thermoplastic | --- ### 2. Key Components & Features * **Cap/Knob Style:** The "M" in the part number denotes a **Screwdriver Slot** cap. This is a safety feature that prevents accidental removal of the fuse by hand, requiring a tool to open. * **Rear Terminal Configuration:** The "32" indicates the terminal style. In this case, it features **straight terminals** compatible with 0.250" (6.3mm) Quick-Connect/Solder lugs. * **RoHS Compliant:** The "R" suffix indicates that the part is Lead-Free and complies with RoHS environmental standards. * **Dielectric Strength:** It is designed to withstand a minimum of 1500 Volts (RMS) between the terminals and the panel. --- ### 3. Application Use Cases This component is commonly found in industrial and consumer electronics where a user-replaceable fuse is required on an external panel: 1. **Power Supplies:** Protecting the AC input stage. 2. **Medical Equipment:** High-reliability protection in sensitive devices. 3. **Industrial Controls:** Used in control panels to protect internal circuitry. 4. **Audio/Visual Gear:** Power amplifiers and rack-mount hardware. --- ### 4. Installation Dimensions * **Mounting Hole:** It typically requires a "Double-D" or round hole with a diameter of approximately **0.50 inches (12.7mm)**. * **Panel Thickness:** It can be mounted on panels ranging from 0.030" to 0.125" (0.76mm to 3.18mm) thick.