Walmart US Ecommerce Website

GENERAL MERCHANDISE

PHARMACY

GROCERIES

VUDU

SPARK

PHOTO

ADVERTISING

SAVINGS CATCHER

GIFTCARDS

INHOME

AFFILIATE

ONEAPP

LOTUS

HELP

SMART_REORDER

GROCERY

CONV_COMMERCE

Buy Box Ad Container Module for Desktop

Custom HTML Module - About Klarna

Custom HTML Module - About SalesFinancing - Second update

You'll choose a plan at checkout.

#515357

I want delivery savings with Delivery Pass

#0071dc

NEW Fulfillment Tue Apr 15 2025 2:17 PM EDT

MTZ Team | Marquee 1 Ad | Item Page

MTZ Team | Marquee 2  Ad | Item Page

MTZ Team | Skyline Ad | Item Page

Other products of interest

MTZ Team | Sponsored Product Carousel - Item Page

More items to explore

MTZ Team | Sponsored Product Carousel - Item Page Broad 

NEW AddonServicesRedesign Fri Jul 18 2025 1:30 PM EDT

NEW AddToCart Mon Jul 14 2025 3:50 PM EDT

NEW AddToCart Tue Apr 15 2025 2:19 PM EDT

NEW BrandBoxDisplayAd Mon Jul 14 2025 9:14 PM EDT

NEW BrandLink Wed Apr 23 2025 12:07 AM EDT

NEW Breadcrumb Mon Apr 07 2025 8:23 PM EDT

Walmart Rewards Mastercard

NEW FinancingOptions Tue Dec 10 2024 3:32 PM EST

I want shipping & delivery savings with

NEW Fulfillment Mon Jul 14 2025 4:00 PM EDT

NEW InternationalShipping Mon May 18 2026 1:02 PM EDT

New Item Page - Nutrition Value Placeholder Module, Wednesday, February 08, 2023, 5:11:53:90 pm

New Item Page - Product Description Placeholder Module, Wednesday, February 08, 2023, 5:14:04:38 pm

New Item Page - Product Ingredients Placeholder Module, Friday, February 10, 2023, 10:34:23:79 am

New Item Page - Product Specifications Placeholder Module, Wednesday, February 08, 2023, 5:15:29:61 pm

New Item Page - Reviews Placeholder Module, Wednesday, March 22, 2023, 10:04:29:34 am

New Item Related Shelves Module, Thursday, June 15, 2023, 6:08:51:10 am

 Price Match Policy

Prices, terms, and availability may vary online, in stores, and in–app. If the advertised price is not shown here, inventory at the advertised price may now be sold out. Please see the other offers, if available, while quantities last. Some items may be available from Marketplace Sellers, who set their own prices, and are not eligible for price match. Items sold in store by Walmart may be eligible for a price match to online items shipped and sold by Walmart. For variable weight items, price shown is an estimated price only – you will be charged for the actual weight of the item. See our

NEW LegalPriceDisclaimer Mon Jul 14 2025 4:11 PM EDT

NEW LegalPriceDisclaimer Wed Apr 30 2025 12:13 AM EDT

NEW ListsAndRegistries Tue Apr 15 2025 4:50 PM EDT

NEW PaymentPlans Mon Jul 14 2025 4:15 PM EDT

NEW PaymentPlans Tue Apr 15 2025 1:31 PM EDT

NEW PriceInformation Tue Apr 15 2025 1:30 PM EDT

NEW ProductDescriptionPlaceholderATF Tue Jul 08 2025 11:41 PM EDT

NEW ProductFlags Thu Apr 10 2025 11:42 PM EDT

NEW ProductHighlightsPlaceholder Wed Jul 02 2025 12:43 AM EDT

NEW ProductImages Tue Apr 15 2025 2:13 PM EDT

NEW ProductName Tue Apr 15 2025 12:53 PM EDT

NEW ProductReturnPolicyDetails Tue Dec 10 2024 3:17 PM EST

NEW ProductReturnPolicy Mon Jul 14 2025 5:04 PM EDT

Return Policy

NEW ProductReturnPolicy Tue Apr 15 2025 2:28 PM EDT

NEW ProductStickyBuyBox Wed Jul 02 2025 12:55 AM EDT

NEW PromoDiscount Tue Apr 15 2025 6:53 PM EDT

New SellersSecondaryBuyBox Module, Tuesday, September 05, 2023, 4:02:21:76 pm

NEW ShopWithConfidence Thu Jan 15 2026 2:20 PM EST

NEW SocialProofMessage Tue Apr 15 2025 7:17 PM EDT

NEW SoldAndShippedBy Mon Jul 14 2025 5:04 PM EDT

NEW SoldAndShippedBy Tue Apr 15 2025 2:23 PM EDT

New!

More savings, less stress.

HSK_Subscribetosave_E_v2

NEW SubscriptionOptionsModule Tue Apr 15 2025 6:44 PM EDT

NEW SubscriptionPriceMessage Wed Apr 23 2025 6:48 PM EDT

NEW Variants Wed Apr 23 2025 11:01 PM EDT

[Sticky] BuyBoxAd Mon Aug 11 2025 3:59 AM EDT

[Sticky] PriceInformation Mon Jul 14 2025 4:03 PM EDT

Syndigo

True

dWeb: L1/L2- Comparison Chart- WK 07, 2026

#000000

Item Carousel - Rich Relevance 1

RR carousel

Item Carousel - Rich Relevance 2

RR carousel 2

Item Carousel - Rich Relevance 3

Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source Fiber Equiment Tool Tester ,​Fast and Accurate

<ul><li>1. Accurate and Reliable Measurements: The Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source ensures precise measurements, providing accurate and reliable data for fiber optic networks. Its advanced technology guarantees the highest level of accuracy in testing and analysis.</li><li>2. Cutting-edge Fiber Equipment Tool Tester: This Fiber Equiment Tool Tester is at the forefront of technology, offering state-of-the-art features and functionalities. It allows professionals in telecommunications, data centers, and network installation industries to effectively troubleshoot, calibrate, and optimize fiber optic connections.</li><li>3. Essential for Professionals: Designed specifically for professionals in the telecommunications, data centers, and network installation industries, the Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source is an indispensable tool. Its comprehensive capabilities professionals to efficiently handle complex tasks and ensure optimal performance of fiber optic networks.</li><li>4. Versatile Applications: With its wide wavelength range of 1310/1550nm, this Fiber Equiment Tool Tester can be used for a variety of applications. From testing fiber optic cables and connectors to identifying signal loss and assessing link quality, it offers versatile solutions for diverse scenarios.</li><li>5. User-friendly Design: The Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source is designed with user convenience in mind. Its intuitive interface, easy-to-use controls, and compact size make it a practical and portable tool. Professionals can effortlessly carry out measurements and diagnostics, ensuring efficient operations and timely troubleshooting.</li></ul>

Brand

Assembled Product Weight

<p>The Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source is a cutting-edge fiber equipment tool tester designed to provide accurate and reliable measurements for fiber optic networks. This advanced tool is essential for professionals working in the telecommunications, data centers, and network installation industries.</p><p></p><p>With its dual-wavelength capability of 1310nm and 1550nm, this light source is capable of generating stable and high-quality optical signals. These wavelengths are commonly used in fiber optic systems and ensure compatibility with various types of fibers and optical devices.</p><p></p><p>The KLS-25M-S Optical Light Source utilizes fiber optic technology to deliver precise and consistent light output. Equipped with a highly efficient diode, it generates a strong optical signal that allows for accurate testing and troubleshooting of fiber optic links, attenuators, splitters, and connectors.</p><p></p><p>This fiber equipment tool tester also offers user-friendly features, making it easy to operate even for those new to fiber optic testing. The clear LCD display provides real-time readings of power levels, enabling technicians to quickly assess the integrity of their fiber optic connections. Additionally, the compact and lightweight design of this tool ensures portability and ease of use in both field and laboratory .</p><p></p><p>Whether you are installing, maintaining, or repairing fiber optic networks, the Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source is an indispensable tool that guarantees efficient and accurate results. Invest in this high-quality tester to enhance your fiber equipment testing capabilities and ensure optimal performance of your network infrastructure.</p><p>Related Products:fiber optic tester pen,fiber tools,fiber tester,network tool,rj45 cable tester,otdr fiber optic tester</p>

Colour

Universal Product Code (UPC check)

fulfillment

title_shipToHome_date_free_delivery

<!DOCTYPE html>
<html>
   <head>
      <meta name="viewport" content="width=device-width, initial-scale=1">
      <link
         rel="stylesheet"
         href="https://unpkg.com/tachyons@4.12.0/css/tachyons.min.css"
         />
   </head>
   <body>
      <div class="flex flex-column justify-center w-100 ph3 normal lh-copy pt1">
            <div class="tc">
               <img src="https://i5.walmartimages.com/dfw/8822aef6-7abe/k2-_f4ee767f-a90a-4f70-be39-71e5d7b238a0.v1.jpg">
               <h3>4 equal payments</h3>
               <h4 class="gray">Buy what you love and split the cost. It's that easy. </h4>
            </div>
            <ul>
            <b>
               <li>Add item(s) to your cart.</li>
               <li>
                  Add items to checkout and choose 
                  <image height="14" width="auto" src="https://i5.walmartimages.com/dfw/8822aef6-7abe/k2-_f4ee767f-a90a-4f70-be39-71e5d7b238a0.v1.jpg"></image>
               </li>
               <li>Enter your debit or credit card information. </li>
               <li>Your first payment is taken when the order is processed, and the remaining 3 are automatically taken every two weeks.</li>
            </b>
            </ul>
            <p class="gray">Please note that a higher initial payment may be required for some purchases. Pay later in 4 <a href="https://cdn.klarna.com/1.0/shared/content/legal/terms/0/en_ca/paylaterin4" target="_blank">terms</a> available here. For Quebec residents, these Pay Later 4 <a href="https://cdn.klarna.com/1.0/shared/content/legal/terms/0/en_ca/paylaterin4_quebec" target="_blank">terms</a> are applicable. </p>
      </div>
   </body>
</html>

Actual Color

-25-M

-25-S

Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source Fiber Equiment Tool Tester ,Fast and Accurate

Your data, your choice

Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source Fiber Equiment Tool Tester ,​Fast and Accurate

Fiber Optic Source 1310/1550nm KLS-25M-S Optical Light Source Fiber Equiment Tool Tester ,Fast and Accurate