Does this product come with free shipping?

Yes! Home Essentials Direct offers free shipping on all orders to the lower 48 United States. No minimum purchase required. Your order typically ships within 2 business days.

What is the return policy for this product?

You can return this product within 30 days of receipt. Items must be in original packaging. Email returns@homeessentialsdirect.com with your invoice number to receive an RMA. A 20% restocking fee may apply for non-defective returns.

Is this product covered by a warranty?

Yes, all products sold by Home Essentials Direct are brand new and covered by the manufacturer warranty. Warranty terms vary by manufacturer - check the product description for specific warranty information.

How long will delivery take?

Orders are processed within 2 business days. Standard delivery via UPS or FedEx Ground takes 2-5 business days depending on your location. Expedited shipping options are available at checkout.

Can I track my order?

Yes, once your order ships you will receive an email with tracking information. You can track your package through UPS, FedEx, or USPS depending on the carrier.

Is this product in stock?

Stock availability is shown on the product page. Home Essentials Direct has over 1 million products in stock. If an item shows as in stock, it typically ships within 2 business days.

Do you offer price matching?

Yes! Our 10% Best Price Guarantee means if you find a lower price on an identical in-stock item at an authorized U.S. retailer, we will match or beat it by up to 10%.

Do you offer installation services?

Home Essentials Direct sells products only - we do not provide installation services. We recommend hiring a licensed professional for installation of plumbing, electrical, and HVAC products.

Brand: BLACK BOX
sku SYNX-227057
upc 822088069320
Weight: 0.00 LBS

BLACK BOX LSP421 10GBASE-SR SFP+ EXT DIAGMM 850 LC 300M

MSRP: $242.26

(You save $33.67 )

Price: 2099-12-31 $208.59

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2 days

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The Black Box LSP421 10GBASE-SR SFP+ EXT DIAGMM 850 LC 300M is a 10GBASE-SR SFP+ transceiver that is designed for use with the LC-LC transceiver modules in the 850nm wavelength range. It is compliant with the IEEE 802.3ae 10GBASE-SR SFP+ standard and is supported by the Black Box LSP421 10GBASE-SR SFP+ Extender.