JWM21BA2A-A Rocker Switches by NKK Switches

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

Indicates whether the product contains substances of very high concern as per the REACH regulation. Buyers should verify this for compliance with EU environmental standards, especially when exporting to Europe. Check the manufacturer's declaration or datasheet for accurate SVHC status.

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Indicates the physical mounting orientation of the connector relative to the PCB or mating direction. Engineers compare this to ensure proper alignment in the assembly. Verify against the datasheet for correct placement and mating.

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

Specifies the maximum continuous current the component can safely carry under specified conditions. Compare this value with your circuit's expected load to ensure reliable operation. Always verify against the datasheet for temperature derating and mounting considerations.

Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Indicates the certification body that has tested and approved the component for safety or regulatory compliance. Buyers should verify this matches their target market requirements, and engineers should check the datasheet for the specific standards and marks.

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

Specifies how the component attaches to the PCB or assembly, such as surface mount, through-hole, or chassis mount. This affects soldering process, mechanical stability, and thermal performance. Verify compatibility with your board layout and assembly capabilities.

Indicates whether the component is lead-free per RoHS or other directives. Buyers use this to verify environmental compliance and avoid restricted substances. Always confirm with the datasheet or certificate of compliance.

Specifies the number of independent electrical circuits or contacts in a switch, relay, or connector. This determines how many separate signals or power lines can be controlled simultaneously. Verify against the datasheet to ensure the component matches your circuit requirements.

Specifies the highest alternating current voltage the component can withstand continuously without damage. Compare this rating with your circuit's operating voltage and transients. Always verify against the datasheet for derating factors and safety margins.

Describes the method used to connect the component to the circuit board, such as solder, press-fit, or wire wrap. This affects assembly processes, reliability, and repairability. Check the termination type against your PCB footprint and soldering process to ensure compatibility.

Specifies the highest continuous current the component can safely carry under specified conditions. Compare this rating with your circuit's expected load to prevent overheating or failure. Always verify against the datasheet's derating curves and ambient temperature limits.

Defines the maximum continuous current that a single contact can safely carry. Exceeding this rating may cause overheating, contact degradation, or failure. Check the datasheet for derating curves and ambient temperature effects.

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

Specifies the material of the component's outer casing, such as plastic, metal, or ceramic. This affects durability, thermal performance, and environmental resistance. Verify against datasheet for application-specific requirements like flammability or chemical exposure.

Specifies the conductive material of the switch terminals, such as brass, copper, or silver alloy. This affects electrical conductivity, corrosion resistance, and solderability. Check the datasheet to ensure the material meets your application's current rating and environmental requirements.

Specifies the maximum DC voltage the component can safely handle under rated conditions. Engineers compare this to the circuit's operating voltage to ensure adequate margin. Always verify against the datasheet's derating curves for temperature and reliability.

Maximum AC voltage that the component can safely withstand under specified conditions. This rating is critical for insulation and safety margins. Always compare it with the operating voltage in your circuit and derate according to the datasheet guidelines.

Total number of contact positions in the connector. This determines the maximum number of electrical connections possible. Compare with your circuit requirements and verify against the datasheet to ensure the connector matches your pin count and layout.

Specifies the illumination technology used in the switch indicator, such as LED, incandescent, or neon. This affects visibility, power consumption, and lifespan. Verify the illumination type against the datasheet to ensure it matches your application's requirements for brightness and reliability.

Specifies the maximum voltage that the insulation between conductors can withstand without breakdown. Critical for safety and reliability in power supplies, transformers, and connectors. Engineers must verify this rating against the datasheet for their application's isolation requirements.

Physical depth of the component body, measured in millimeters or inches. This dimension affects PCB layout and mechanical fit. Verify against the datasheet for proper clearance in your enclosure or assembly.

Indicates how easily the component's leads or pads can be wetted by solder during assembly. Compare across suppliers to ensure reliable joints and avoid cold solder connections. Verify against the datasheet's recommended soldering profile and surface finish.

Specifies the metal alloy used for the electrical contact surfaces, affecting conductivity, wear resistance, and corrosion behavior. Compare materials like silver, gold, or palladium for signal integrity and durability. Verify against datasheet for application-specific requirements.

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

This attribute highlights special characteristics or functions of the component, such as built-in protection, mounting style, or unique performance traits. Engineers compare these features to match specific application requirements. Always verify against the datasheet for complete specifications.

Specifies the electrical behavior of the contacts, such as momentary or latching. This determines how the switch or relay operates in a circuit. Verify the function against the datasheet to ensure it matches your application's control logic and safety requirements.

Ingress Protection rating indicates the level of sealing against solids and liquids. Compare IP codes when selecting enclosures for harsh environments. Verify the exact rating in the datasheet to ensure suitability for your application.

Number of switching operations under rated load before failure. Compare across relays, switches, and connectors to ensure longevity in your application. Verify against datasheet for specific load conditions and expected endurance.

This field shows the alphanumeric code printed on the actuator body. It helps identify the exact switch variant, manufacturer, and production batch. Verify it against the datasheet to ensure the correct actuator type for your application.

Specifies the mechanical style or shape of the actuator used to operate the switch or potentiometer. Choose the type that matches your user interface and mounting requirements. Verify compatibility with your application's actuation force and travel.

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Indicates the product series or family, grouping components with similar design and specifications. Helps identify compatible parts and compare within a product line. Verify the series against the datasheet to ensure correct application.

Specifies the maximum rated voltage, current, and power for safe operation. Compare these limits with your circuit requirements to ensure reliability. Always verify against the datasheet for derating curves and environmental conditions.

Describes the electrical switching action, such as momentary or latching, and the number of poles and throws. Essential for selecting the correct switch for your circuit design. Confirm the function matches your application's control logic.

Specifies the material used for the actuator mechanism in switches, relays, or other electromechanical components. This affects durability, tactile feel, and environmental resistance. Verify against datasheet for applications requiring specific mechanical or thermal properties.

Specifies the surface treatment applied to the actuator of a switch or relay. This affects durability, corrosion resistance, and electrical contact performance. Verify the finish against the datasheet for applications with high cycling or harsh environments.

Specifies the mechanical construction or actuation method of the switch, such as toggle, pushbutton, or slide. This determines how the switch is operated and its suitability for your application. Verify the exact type against the datasheet to ensure proper fit and function.

Indicates the number of actuations a switch can withstand before mechanical failure. Compare this value when selecting switches for high-cycle applications. Always verify the rated life against the manufacturer's datasheet to ensure reliability in your design.

Specifies the color of the actuator or cap on switches, potentiometers, or similar components. This helps identify the part visually and may indicate function or position. Verify against the datasheet for exact color codes.

Indicates how the component connects to the PCB, such as through-hole, SMD, or press-fit. This affects assembly method, thermal performance, and mechanical strength. Verify compatibility with your board design and soldering process before ordering.

Specifies the electrical configuration of switch contacts, such as SPST, SPDT, or DPDT. This determines how the switch controls the circuit path. Verify the circuit type against your application requirements and the datasheet to ensure correct switching functionality.

Specify the exact width and height of the rectangular or circular opening needed in the mounting panel. This ensures proper fit and sealing of the component. Always verify against the datasheet's mechanical drawing before cutting.

Specifies the maximum continuous current the component can safely carry under specified conditions. Compare this rating with your circuit's expected load to prevent overheating or failure. Always verify against the datasheet for temperature derating and mounting considerations.

Lists any extra characteristics or capabilities beyond the standard specifications, such as built-in protection, special mounting options, or enhanced performance. Review these features to ensure they meet your application's specific needs and compare them across similar parts.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

Height of the switch body from the mounting surface to the top, excluding the actuator. Critical for clearance in enclosures and for PCB assembly. Verify it matches your mechanical design constraints and soldering process requirements.