
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 6 - Jul 11
For Your Every Summer RSVP, with Code: SUMMER15
Description
DEM-331R D-Link® Compatible Transceiver SFP 1000Base-BX-U (Tx1310nm/Rx1550nm, SMF, 40km, LC, DOM)DEM 331R D Link Compatible Transceiver SFP 1000Base BX U (Tx1310nm Rx1550nm, SMF, 40km, LC, DOM) ATGBICS D Link Compatible DEM 331R SFP 1000Base BX form factor network transceiver supports a distance of up to 40km over single mode fibre (SMF) using a wavelength of 1310 1550nm via an LC Simplex connector. This product operates within a commercial temperature range. Digital optical monitoring (DOM) support is also present enabling real time monitoring
DEM-331R D-Link® Compatible Transceiver SFP 1000Base-BX-U (Tx1310nm/Rx1550nm, SMF, 40km, LC, DOM)
ATGBICS D-Link® Compatible DEM-331R SFP 1000Base-BX form factor network transceiver supports a distance of up to 40km over single-mode fibre (SMF) using a wavelength of 1310/1550nm via an LC Simplex connector. This product operates within a commercial temperature range. Digital optical monitoring (DOM) support is also present enabling real-time monitoring of the parameters of the fibre optic transceiver.
Our product meets the specification of D-Link® DEM-331R and we proudly offer a compatibility guarantee and limited lifetime warranty. Our rigorously tested products record a unique traceable serial number and are fully compliant with all MSA (Multi-Source Agreement) and IEEE standards & protocols.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 2241 reviews
Sort
Product Reviews
★★★★★ 4
Great fit but expensive
Size: Medium, Color: (252) Blush Beige / White / Castlerock
These are really great socks. I love them, but they are definitely pricey.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2026
★★★★★ 5
Great socks!
Size: Medium, Color: (252) Blush Beige / White / Castlerock
Love these socks so much I got a second package. I like how thin and airy they are and they never slide down my heel. For thin socks they’re pretty durable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 16, 2025
★★★★★ 5
Great
Size: Medium, Color: (001) Black / Black / Pitch Gray
The best pair of work / workout / casual socks I've bought in long time! They're no show on all my sneakers, incredibly comfortable and they never move.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 7, 2025
★★★★★ 5
Great no show socks
Size: Small, Color: (725) Oxford Brown / Oxford Brown / Black
Very comfortable and perfect fit for my small feet. I love the full coverage sock feel with a totally no show sock.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
★★★★★ 5
Great no shows for people with larger feet
Size: Large, Color: (001) Black / Black / Castlerock
Some of my favorite socks!! Great quality, fit, and material. I love that they don't slip down in my shoes, especially considering I have larger feet. I also love that Under Armour offers larger sizes in their socks considering everyone in our household has much larger feet than others.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
recommand products
Eviva Smile 48 in. W x 19 in. D x 33.5 in. H Double Bathroom Vanity in Rosewood with White Acrylic Top and Integrated White Sinks
536.55
MALABRIGO | RASTA - Piedras
25.95
Home Decorators Collection Caville 30-inch Almond Latte Bath Vanity with Carrara Marble Top
363.26
Vintage Kilim Area Rug (3' x 5')
239.50
Home Decorators Collection 61" Double Sink Vanity Top in Calacatta White
402.06