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<a href="https://www.truecable.com/collections/shop-all-fiber-optic-supplies?page=1&amp;rb_snize_facet9=Singlemode" id="isPasted" rel="noopener noreferrer" style="text-decoration:none;" target="_blank">Singlemode fiber optic cable</a>&#xA0;has a core of only 9 microns, allowing for precise light guidance and minimizing dispersion. <a href="https://www.truecable.com/collections/shop-all-fiber-optic-supplies?page=1&amp;rb_snize_facet9=Multimode" id="isPasted" rel="noopener noreferrer" style="text-decoration:none;" target="_blank">Multimode fiber optic cable</a>, on the other hand, has a significantly larger core of 62.5 and 50 microns to accommodate multiple light paths. These two cores can not be matched together because it will cause large amounts of signal loss between the two.Learn more about the differences between singlemode and multimode fiber optics cables in our <a href="https://www.truecable.com/blogs/cable-academy/" rel="noopener noreferrer" target="_blank">Cable Academy</a> blog&#xA0;<a href="https://www.truecable.com/blogs/cable-academy/single-vs-multi-mode-fiber-optic" rel="noopener noreferrer" target="_blank">Single mode vs Multimode Fiber Optic Cable</a>.

Singlemode fiber optic cable has a core of only 9 microns, allowing for precise light guidance and minimizing dispersion. Multimode fiber optic cable, on the other hand, has a significantly larger core of 62.5 and 50 microns to accommodate multiple l

What's the difference between fiber optic multimode and singlemode cores?

Technical FAQ - Cables

About trueCABLE

trueCABLE and trueFIBER Merger

What products do you offer?

Where can I buy trueCABLE products?

Do you offer a warranty for your products?

Can I shop for products at your warehouse in Kansas City, MO?

Where are your part numbers listed?

How do I know if a product is in stock?

Does trueCABLE sell to wholesalers or resellers?

Where can I find a product specifications sheet?

How do I know which products are compatible with each other?

Where can I find product quality certifications?

What is the country of origin of your products?

Do you sell Cat7 Ethernet cables?

Can I get a sample of a trueCABLE product?

Do you provide custom cuts for your bulk Ethernet cables?

Can you print jacket legends on your cables for me?

Where can I send product suggestions?

Products & About Us

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I have two online accounts. Can these online accounts be merged?

Which web browsers does your website support?

Do you buy back leftover or scrap cables?

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Orders & Online Accounts

How do I return my order?

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Can I submit a partial return for a multi-pack product?

Returns & Refunds

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What shipping carriers do you use?

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Where does my order ship from?

Can I get a refund if my expedited shipping order didn’t arrive by the guaranteed date?

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Do you offer blind shipping or drop shipping on orders?

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Can you change or upgrade my shipping method to expedited after I placed my order?

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Shipping & Delivery

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Discounts & trueCABLE Rewards

Which Ethernet cable should I buy?

Which coaxial cable should I buy?

How do I determine the length constant for my cable?

When do I need to use a shielded cable? Are there any downsides?

What does riser rated (CMR) Ethernet cable mean? How is this different from "normal" Ethernet cable?

I noticed that the pair twists in your Ethernet cable are not as tight (or loose) as another brand. Is my cable defective?

I am installing cable in a commercial business. Do I require a plenum (CMP) rated Ethernet cable?

How long will indoor Ethernet cable survive outdoors?

Can an outdoor Ethernet cable be used indoors?

Is your CMX Ethernet cable suitable for marine (saltwater) environments?

Can outdoor Ethernet cables be used without conduit?

What type of cable jacket rating should I use for outdoors above ground vs. direct burial?

Is gel filled CMX Ethernet cable better than water blocking tape CMX Ethernet cable for direct burial applications?

Should I use outdoor Ethernet cable in an attic or crawl space?

Is outdoor Ethernet cable less flexible than indoor Ethernet cable?

What is the difference between water blocking tape and gel filled?

Is CMX Rated Ethernet Cable automatically meant for outdoor use? Is this what is meant by "Outdoor/Direct Burial" cable?

How deep should I bury my direct burial Ethernet cable?

Where should I use quad shield vs dual shield coaxial cable?

What is the highest SDI signal that your coaxial cable will carry?

What is the difference between scoring and stripping?

What is drained by a drain wire?

Should I use a spool of trueCABLE bulk Ethernet cable and a package of your connectors to make patch cables?

Will 8K and 4K video work over my Ethernet cable?

What is the difference between riser and plenum rated Ethernet cables?

What is the difference between shielded and unshielded Ethernet cables?

What do different fiber optic jacket colors mean?

What is multimode fiber?

Which type of fiber optic cable is faster: Singlemode or Multimode?

Which type of fiber optic cable is best for achieving high speeds at long distances: Singlemode or Multimode?

What is modal dispersion in multimode fiber optic cable? Does it matter?

Is singlemode fiber optic cable more expensive than multimode fiber optic cable?

Is singlemode the future of fiber optic cabling?

What are the main components of a fiber optic cable?

What is the difference between simplex and duplex fiber optic cables?

Which connector should I buy for my Ethernet cable?

What is a load bar?

How do I terminate a trueCABLE RJ45 connector?

What does "component rated" mean?

Can I use unshielded connectors with shielded Ethernet cables?

Do I need to use copper strips for my shielded terminations?

What kind of RJ45 connectors can your All-In-One Crimp and Termination Tool terminate?

Can I use any crimping tool to terminate your Cat6/6A Shielded Pass-Through RJ45 Connectors?

My unterminated RJ45 8P8C connector won't fit into the port. Why?

What is the difference between your Large Cut-to-Fit and Small Cut-to-Fit Strain Relief Boots?

How do I terminate a trueCABLE field term plug?

How do I use a trueCABLE Ethernet coupler?

I have a different manufacturer's Ethernet cable, but don't know which RJ45 plug to select from your website. How can I figure this out?

Are compression F-connectors weatherproof?

What is the meaning of "keystone"?

What is a jack?

Why choose a more expensive field term plug over a crimp-on plug?

Can I use connecting hardware that has a different category than my cable?

Will other brand keystone jacks fit trueCABLE patch panels?

How many Ethernet couplers can I use in a series?

Why does the seventh pin extend farther out than the others on your keystone jacks and couplers?

Can I reuse my keystone jacks?

How do I reopen the shielded and unshielded toolless keystone jacks after they have been closed?

What is a Lucent Connector (LC)?

What is a Subscriber Connector or Standard Connector (SC) connector?

How often should I clean fiber optic connectors?

Why is cleaning fiber optic connectors important?

What are the consequences of not cleaning fiber optic connectors?

What are the different types of cleaning methods for fiber optic connectors?

If a fiber optic connector has a “dust” cap, does that mean the connector is clean?

What are some tips for proper fiber optic connector cleaning that I can follow?

Can I use compressed air to clean my fiber optic connectors?

Which fiber optic connectors should I clean?

What cleaning tools and materials should I use for fiber optic connectors?

What are some common fiber optic connector cleaning mistakes?

Why is inspecting fiber optic connectors important?

What tools are used for inspecting fiber optic connectors?

What standards are used for grading fiber optic connector cleanliness?

Why should I inspect the fiber optic connector before cleaning it?

What are the risks of improperly cleaning fiber?

What are the risks of improperly cleaning fiber optic connectors?

How often should fiber optic connectors be inspected?

What do different fiber optic connector colors mean?

What are MTP® and MPO fiber connectors?

What are the key differences between PC, UPC, and APC fiber connector polishes?

Technical FAQ - Connectors

How do I use trueCABLE tools?

Can I terminate in any order?

Can I re-terminate an Ethernet cable?

How close can I run my Ethernet next to electrical wires?

Do nearby Ethernet cables interfere with each other?

How much power can I safely inject over your Ethernet cable for PoE devices?

How far can I run Ethernet cable and still get a good signal?

Can I install an Ethernet cable inside a commercial freezer?

How tightly can I bend or wind a particular cable?

What size staples do I need for my cable?

What hardware should I use to support a messenger wire?

How far apart should messenger wire supports be?

I terminated my Ethernet cable and can only achieve 10 Mb/s speeds. What is wrong?

During installation, I've been asking others to avoid stepping on the cable. Is that necessary?

How do I determine what size conduit I need for Ethernet or coaxial cable?

My All-In-One Crimp and Termination Tool (trueCRIMP) is not cutting or stripping my cable. Is it defective?

What is fiber optic color coding?

What are the most common fiber optic color codes?

Can I create my own fiber optic color code system?

What is the importance of following NFPA standards for low-voltage wiring in office or data centers?

What is the main advantage of fiber optic cables over copper cables in terms of data transmission speed?

Why does the All-In-One Crimp and Termination Tool cut into the plastic end of the RJ45 connector?

Technical FAQ - Application

What's the difference between fiber optic multimode and singlemode cores?Updated 9 months ago