Lantronix SI-IES-511D-LRT Media Converter, Industrial, (1) 10M/100M/1G/2.5G PoE++ Port and (1) 1G/10G SFP+ Port

$427.13 $307.82 -27% i “Inventory is updated daily at 12:30 a.m. Pacific Time. Stock availability is subject to change at the time your order is placed.”
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MFR P/N: SI-IES-511D-LRT
Manufacturer: LANTRONIX
Key Features:
  • 10 Gbps 2.5 Gbps
  • Gigabit Ethernet Protocol Support
  • SFP+ Form Factor
  • Supports IEEE 802.3af/at/bt
  • Multi-Gig 10M/100M/1G/2.5G data transmission
  • SFP slot supports 1G/10G
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Key Information
Device TypeMedia Converter
Form FactorSFP+
Data Transfer Rate10 Gbps; 2.5 Gbps
Connectivity TechnologyWired
Interfaces(1) DATA IN 1G/10GBase-X SFP+ Slot; (1) DATA OUT PoE++ RJ-45 10M/100M/1000M/2.5GBase-T(X) Ethernet Port with 90W PoE Output Power
FeaturesSupports IEEE 802.3af/at/bt; Multi-Gig 10M/100M/1G/2.5G data transmission; SFP slot supports 1G/10G SFP+; Compact, space-saving size
Networking
Data Link ProtocolGigabit Ethernet
Networking Compliant StandardsIEEE 802.3 10Base-T Ethernet; IEEE 802.3u 100Base-TX Fast Ethernet; IEEE 802.3ab 1000Base-T Gigabit Ethernet; IEEE 802.3bz 2.5GBase-T/5GBase-T Ethernet; IEEE 802.3z 1000Base-X Gigabit Ethernet; IEEE 802.3ae 10Gbps Ethernet; IEEE 802.3x Flow Control and Back Pressure; IEEE 802.3af PoE; IEEE 802.3at PoE+; IEEE 802.3bt PoE++
Dimensions & Other Details
Width1.52 Inch
Depth3.209 Inch
Height4.114 Inch
Technical Support
Service & Support Type5 Years warranty
Features
COOTAIWAN
TAA complaintYes
Product Classification Code
Product Classification Code43201553

Key Information
Device TypeMedia Converter
Form FactorSFP+
Data Transfer Rate10 Gbps; 2.5 Gbps
Connectivity TechnologyWired
Interfaces(1) DATA IN 1G/10GBase-X SFP+ Slot; (1) DATA OUT PoE++ RJ-45 10M/100M/1000M/2.5GBase-T(X) Ethernet Port with 90W PoE Output Power
FeaturesSupports IEEE 802.3af/at/bt; Multi-Gig 10M/100M/1G/2.5G data transmission; SFP slot supports 1G/10G SFP+; Compact, space-saving size
Networking
Data Link ProtocolGigabit Ethernet
Networking Compliant StandardsIEEE 802.3 10Base-T Ethernet; IEEE 802.3u 100Base-TX Fast Ethernet; IEEE 802.3ab 1000Base-T Gigabit Ethernet; IEEE 802.3bz 2.5GBase-T/5GBase-T Ethernet; IEEE 802.3z 1000Base-X Gigabit Ethernet; IEEE 802.3ae 10Gbps Ethernet; IEEE 802.3x Flow Control and Back Pressure; IEEE 802.3af PoE; IEEE 802.3at PoE+; IEEE 802.3bt PoE++
Dimensions & Other Details
Width1.52 Inch
Depth3.209 Inch
Height4.114 Inch
Technical Support
Service & Support Type5 Years warranty
Features
COOTAIWAN
TAA complaintYes
Product Classification Code
Product Classification Code43201553

The SI-IES-511D-LRT and SI-IES-521D-LRT are unmanaged hardened multi-Gigabit PoE++ injector/converters that add up to 90 Watts of power from the PoE++ port(s) onto 1 or 2 (depending on model) network segments. The SI-IES-5x1D Series are designed specifically to meet the evolving demands of higher 2.5G bandwidth and higher power (90W) devices such as wireless access points and security cameras in outdoor traffic cabinets, parking garages, or other harsh environments. The 1G/10G speed SFP+ slot provides flexibility by allowing fiber SFP uplink ports to extend the distance of security, transportation and telco networks. The SI-IES-5x1D-LRT Series PoE++ injector/converters are built for rugged environments like outdoor cabinets and certified to ensure safe and reliable operation in temperatures between -40C to +75C.

Shipping & Delivery Policy

Thank you for shopping with us. Below are our shipping and delivery terms designed to ensure a smooth and reliable shopping experience.

Order Processing Time

  • Processing: All orders are processed within 1–3 business days.
  • Cut-Off Time: Orders placed after 2:00 PM EST will be processed the following business day.
  • Exclusions: Orders are not processed or shipped on weekends or U.S. Federal Holidays.
  • High Volume Periods: Processing may require an additional 2–3 business days during promotional events and holidays.

US Domestic Shipping

We ship to all 50 U.S. states, including P.O. Boxes and APO/FPO addresses.

Shipping Method Estimated Delivery Shipping Cost
Standard Shipping 3–7 Business Days Free shipping on orders over $200 for items under 10 lbs.
Expedited Shipping 2–3 Business Days Shipping cost calculated during checkout.
Overnight Shipping 1 Business Day Shipping cost calculated during checkout.

Note: Overnight Shipping is available only within the Continental United States and cannot be delivered to P.O. Boxes.

International Shipping

We proudly ship worldwide using DHL Express and UPS.

Estimated Delivery

  • Canada & Mexico: 4–8 Business Days
  • United Kingdom & Europe: 5–10 Business Days
  • Rest of the World: 7–14 Business Days

Customs, Duties & Taxes

  • DDU (Delivered Duty Unpaid): International shipments may be subject to customs duties and local taxes.
  • Importer Responsibility: Customers are responsible for paying all applicable customs fees before delivery.
  • Shipment Refusal: Refused shipments may incur original shipping charges and return shipping fees.

Order Tracking

  • Shipment Confirmation: A tracking email is automatically sent once your order leaves our warehouse.
  • Tracking Activation: Tracking numbers generally become active within 24 hours.

Incorrect Addresses & Delivery Issues

  • Address Accuracy: Customers are responsible for providing a complete and accurate shipping address.
  • Returned Shipments: Orders returned due to an incorrect or incomplete address will require an additional shipping charge before they can be reshipped.

Need Assistance?

If you have any questions regarding shipping or delivery, our Customer Support Team is here to help.

Email: cs@westenditstore.com
Phone: +1 (925) 231-1226

Return & Refund Policy

Thank you for shopping with us. We strive to provide quality products and excellent customer service. If you are not completely satisfied with your purchase, please review our return and refund policy below.

Return Window

  • Returns are accepted within 25 calendar days from the delivery date.
  • Products must be unused, unworn, and returned in their original condition.
  • Original packaging, manuals, accessories, and tags must be included.

Non-Returnable Items

  • Items damaged after delivery.
  • Products reported damaged after use.
  • Used or altered merchandise.

Return Shipping

  • Customers are responsible for return shipping costs.
  • Original shipping charges are non-refundable.

Refund Processing

  • All returned items are inspected upon receipt.
  • You will receive an email confirmation once your return has been processed.
  • Approved refunds will be issued to the original payment method or store credit.
  • Refunds normally appear within 5–10 business days.

How to Start a Return

  1. Email: cs@westenditstore.com
  2. Phone: +1 (925) 231-1226
  3. Include your order number and reason for return.

Return Merchandise Authorization (RMA)

An approved Return Merchandise Authorization (RMA) number is required before sending any product back to Westend IT Store.

RMA Eligibility

  • Request Period: Within 30 days of the invoice date.
  • Condition: Original packaging, manuals, accessories and documentation are required.
  • Serial Number: The serial number must match the original purchase invoice.

Not Eligible for RMA

  • Products damaged by accident, abuse, misuse or natural disasters.
  • Products with missing, altered or tampered serial numbers.
  • Custom-configured systems or special-order products.
  • Activated software or digital licenses.

Shipping Guidelines

  • RMA Marking: Clearly write the approved RMA number on the outside of the shipping carton. Do not write the RMA number directly on the product packaging.
  • Return Shipping: Customers are responsible for all return shipping costs. We strongly recommend using a trackable shipping service and purchasing shipping insurance.
  • RMA Expiration: RMA numbers remain valid for 10 calendar days from the date of issue. Returned products must arrive within this period.

Resolution Options

Once your returned item has been received and inspected, one of the following resolutions will be provided based on product eligibility.

  • Replacement: A replacement unit will be shipped at no additional cost, subject to product availability.
  • Refund: Refunds will be issued to the original payment method after inspection and approval.
  • Restocking Fee: A restocking fee may apply depending on the manufacturer's policy and the reason for the return.

Need Assistance?

If you have any questions regarding our Return & Refund Policy or need assistance with an RMA request, please contact our Customer Support team.

Email: cs@westenditstore.com

Phone: +1 (925) 231-1226

  • 10 Gbps 2.5 Gbps
  • Gigabit Ethernet Protocol Support
  • SFP+ Form Factor
  • Supports IEEE 802.3af/at/bt
  • Multi-Gig 10M/100M/1G/2.5G data transmission
  • SFP slot supports 1G/10G

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FREE US DELIVERY

For US customers (including Alaska and Hawaii) or orders over $200

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We accept Visa, American Express, Paypal, Payoneer Mastercard and Discover

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Standard Warranty

Your purchased items are covered under the manufacturer’s standard warranty

Support 24/7

Contact us 24 hours a day, 7 days a week Call Us: +1-925-231-1226

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