{"product_id":"iv4-l5c-keyence-iv4-series-ring-light-white-led-illumination","title":"IV4-L5C Keyence IV4 Series Ring Light | White LED Illumination","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #1769aa;\"\u003e\u003cstrong\u003eKeyence IV4-L5C\u003c\/strong\u003e\u003c\/span\u003e is a white LED external ring illumination unit designed for the \u003cstrong\u003eKeyence IV4 Series\u003c\/strong\u003e smart vision platform. It provides supplemental lighting for camera-based inspection, helping engineers manage illumination conditions when evaluating part features, surface appearance, component presence, and assembly quality.\u003c\/p\u003e\n\u003cp\u003eDesigned for use with the \u003cstrong\u003eIV4-500CA\u003c\/strong\u003e sensor, the IV4-L5C receives its power through the connected sensor rather than through a separate power connection. Its aluminum die-cast main housing and acrylic front cover provide a compact lighting assembly for machine-vision installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct identity:\u003c\/strong\u003e IV4-L5C\u003cbr\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Keyence\u003cbr\u003e\u003cstrong\u003eProduct family:\u003c\/strong\u003e IV4 Series\u003cbr\u003e\u003cstrong\u003eComponent type:\u003c\/strong\u003e External ring illumination unit\u003cbr\u003e\u003cstrong\u003eLight source:\u003c\/strong\u003e White LED\u003cbr\u003e\u003cstrong\u003eSpecified compatible sensor:\u003c\/strong\u003e IV4-500CA\u003cbr\u003e\u003cstrong\u003eProduction status:\u003c\/strong\u003e Active, according to the status information supplied and verified in September 2026.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eAt a Glance: Engineering Highlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLighting configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal ring light with white LED illumination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower arrangement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower supplied by the connected sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecified sensor compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKeyence IV4-500CA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67 under the specified attachment conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to +50°C, without freezing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85% RH or less, without condensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApproximate weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e195 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIV4-L5C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKeyence\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIV4 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHardware type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal light unit, ring illumination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIllumination source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIV4-500CA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuilt-in communication ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication protocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication expansion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplied via the connected sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot specified in the supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot specified; this unit is an illumination accessory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (H × W × D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot specified in the supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMain unit case\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum die-casting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront cover\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAcrylic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eESD compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC 61340-5-1 compliant, as specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67 under the stated installation conditions and exclusions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApproximate weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e195 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eIntegration Notes: Lighting, Power and Protection\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor compatibility:\u003c\/strong\u003e The specified compatible sensor is IV4-500CA. Confirm the exact sensor model and accessory configuration before integrating the lighting unit into an existing inspection station.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower planning:\u003c\/strong\u003e The light unit is powered through the connected sensor. A separate supply voltage and standalone power-consumption figure are not specified here; verify the applicable Keyence documentation when checking system power budgets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication architecture:\u003c\/strong\u003e The IV4-L5C is a lighting accessory, not a standalone vision controller or communication interface. It has no built-in communication ports or independently specified communication protocols.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP67 conditions:\u003c\/strong\u003e The stated IP67 rating applies only when the unit is attached to the applicable sensor. The rating does not apply under the stated conditions when polarizing filters OP-88644, OP-88645, OP-88646 or OP-88647 are installed. Review the official installation requirements for the actual configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental limits:\u003c\/strong\u003e Keep the operating environment within 0 to +50°C and at or below 85% RH, without freezing or condensation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical planning:\u003c\/strong\u003e The unit weighs approximately 195 g. Since dimensions are not available in the supplied specifications, verify mounting clearance and assembly dimensions before finalizing a bracket or enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere the IV4-L5C Fits in a Vision Inspection System\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe IV4-L5C is intended to supplement the illumination of a compatible IV4 smart-camera installation. Its practical value depends on the target material, camera position, working distance, ambient light and inspection criteria.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart presence and absence checks:\u003c\/strong\u003e Supplemental illumination can help maintain more consistent image contrast when checking whether a component is present in an assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly verification:\u003c\/strong\u003e Suitable as a lighting accessory for vision stations that inspect component placement, orientation or visible assembly features, provided the camera configuration supports the required inspection task.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging and labeling inspection:\u003c\/strong\u003e Can be evaluated for improving image consistency when checking visible label placement, package features or printed-area presence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent and surface inspection:\u003c\/strong\u003e White LED illumination may help reveal visible edges, shapes and surface features. Actual results depend on reflectivity, texture, color contrast and camera setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomated production lines:\u003c\/strong\u003e Applicable to machine-vision stations where the IV4-500CA is used and additional ring illumination is required within the installation's mechanical and environmental limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering note:\u003c\/strong\u003e The IV4-L5C provides illumination; it does not independently perform image processing, defect classification or pass\/fail decisions. Those functions depend on the compatible vision sensor, configured inspection tools and system logic.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eField Diagnostics: Is the Lighting Unit Causing the Inspection Problem?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen an IV4 vision station produces unstable inspection results, engineers should separate lighting-related symptoms from sensor, target and configuration issues. The checks below are practical troubleshooting steps, not a claim that the IV4-L5C contains built-in diagnostic electronics.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eObserved symptom\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended checks\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage appears darker than expected\u003c\/td\u003e\n\u003ctd\u003eConfirm the lighting unit is correctly attached to the compatible sensor. Inspect the optical surface for contamination and verify the sensor's lighting and exposure settings.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInspection results vary between cycles\u003c\/td\u003e\n\u003ctd\u003eCheck for changing ambient light, inconsistent part positioning, vibration, surface contamination and changes in the target's reflectivity.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighlights obscure target features\u003c\/td\u003e\n\u003ctd\u003eEvaluate the effect of the white LED ring light on reflective surfaces. Reassess camera angle, target orientation and approved optical accessories.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLighting appears intermittent\u003c\/td\u003e\n\u003ctd\u003eInspect the sensor-to-light attachment and associated connection points according to the manufacturer's procedure. Check the sensor and system status indicators where available.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInspection fails after a configuration change\u003c\/td\u003e\n\u003ctd\u003eCompare the current image with a known-good reference and review inspection thresholds, exposure settings, target location and accessory configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMoisture or contamination is suspected\u003c\/td\u003e\n\u003ctd\u003eVerify installation conditions and the applicable IP67 limitations. Inspect seals and interfaces as specified by Keyence before returning the station to service.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostic limitation:\u003c\/strong\u003e No independent fault codes, communication diagnostics, output signals or self-monitoring functions are specified for the IV4-L5C. Diagnose the complete vision system through the compatible sensor and the applicable manufacturer's procedures rather than treating the light unit as a standalone diagnostic device.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn a machine-vision application, illumination is part of the measurement setup rather than a cosmetic accessory. Even when the camera and inspection program remain unchanged, variations in lighting, surface reflectivity or part position can alter image contrast and affect repeatability.\u003c\/p\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #1769aa;\"\u003e\u003cstrong\u003eKeyence IV4-L5C\u003c\/strong\u003e\u003c\/span\u003e is worth considering when a compatible IV4-500CA installation requires the specified white LED ring-light configuration. Before replacing an existing unit, engineers should verify the sensor model, accessory mounting arrangement, available clearance and any installed polarizing filter. These checks help prevent a mechanically compatible-looking accessory from being used in a configuration that does not meet the intended protection or inspection requirements.\u003c\/p\u003e\n\u003cp\u003eFor replacement planning, record the full model number from the installed unit and compare it with the intended sensor configuration. If the application depends on subtle surface defects, highly reflective targets or strict inspection repeatability, validate the lighting arrangement with actual production samples before approving the change for continuous operation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSelection Guidance: Confirm Before Ordering\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that the installed vision sensor is the specified IV4-500CA.\u003c\/li\u003e\n\u003cli\u003eVerify that white LED ring illumination is appropriate for the target material and inspection task.\u003c\/li\u003e\n\u003cli\u003eCheck whether a polarizing filter is installed and whether its use affects the required IP67 protection conditions.\u003c\/li\u003e\n\u003cli\u003eReview the operating temperature, humidity, mounting clearance and total assembly weight.\u003c\/li\u003e\n\u003cli\u003eIf the original installation has an undocumented cable or mounting arrangement, confirm the details against the applicable Keyence documentation before ordering.\u003c\/li\u003e\n\u003cli\u003eFor applications involving glossy, transparent or low-contrast parts, request technical confirmation and evaluate the lighting arrangement using representative samples.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ 1: What information should be provided when requesting a replacement quotation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProvide the complete IV4-L5C model number, the connected sensor model, the quantity required and any known accessory or installation details. A photograph of the existing nameplate and mounting arrangement can help reduce ordering errors when the system documentation is incomplete.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ 2: How should the lighting be evaluated for a new inspection task?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTest representative production parts under actual operating conditions. Compare image contrast, edge visibility and inspection stability across normal variations in part position and surface finish. The suitability of white LED ring illumination cannot be guaranteed for every material or defect type from the light-unit specification alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ 3: Can this accessory be selected by appearance if another ring light has similar dimensions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Similar external geometry does not establish electrical, optical or mechanical compatibility. Verify the approved sensor pairing, attachment method and applicable operating conditions before substituting any lighting accessory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ 4: What should be checked when an inspection issue occurs only on certain product batches?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompare the reflectivity, color, surface texture and positioning of the affected parts against known-good samples. Also check whether changes in upstream processing, ambient lighting or fixture alignment are altering the captured image. This helps determine whether the problem is associated with the target, illumination or inspection configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ 5: What details are needed to assess suitability for a replacement or retrofit project?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShare the sensor model, current lighting accessory model, target material, working distance, mounting constraints, operating environment and inspection objective. If the required protection rating is critical, also identify any installed polarizing filters. These details support a more reliable compatibility review than model-name similarity alone.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWarranty, Shipping and Order Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month warranty from the agreed warranty start date, subject to the seller's written terms. Coverage applies to eligible product defects under normal intended use. Damage caused by improper installation, misuse, unauthorized modification or repair, accidents, or operation outside specified limits may be excluded. Confirm the applicable warranty terms before purchase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping methods:\u003c\/strong\u003e FedEx, UPS or DHL, subject to destination, service availability and shipment arrangements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Target dispatch within 24–48 hours after payment and order details are confirmed, subject to stock availability and any required verification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Packaging and included accessories are subject to the confirmed order scope. Do not assume that additional cables, mounting hardware, filters or manuals are included unless explicitly listed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder assistance:\u003c\/strong\u003e Contact Global PLC Spare HUB with the model number, required quantity and destination to request a quotation and confirm lead time, shipping options and compatibility details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eRequest a Quote for Keyence IV4-L5C\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNeed a white LED ring illumination unit for a Keyence IV4 vision installation? Send Global PLC Spare HUB your required quantity and sensor model. We can help review the stated compatibility, confirm order details and provide a quotation with available shipping options.\u003c\/p\u003e","brand":"Keyence","offers":[{"title":"Default Title","offer_id":67639521902774,"sku":"IV4-L5C","price":103.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/IV4-L5C.jpg?v=1791967603","url":"https:\/\/www.plcsparehub.com\/products\/iv4-l5c-keyence-iv4-series-ring-light-white-led-illumination","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}