4 Inch Square Base Tenon Adapter for LED Parking Lot Lights & Shoebox Fixtures, Heavy-Duty Steel Pole Top Mount, Fits 4" Square Light Poles, 2-3/8" OD Vertical Tenon, Corrosion-Resistant Outdoor Mounting Adapter

$24.02
$26.43
$24.02
Size: 1 Pack
Subtotal: $24.02
4 Inch Square Base Tenon Adapter for LED Parking Lot Lights & Shoebox Fixtures, Heavy-Duty Steel Pole Top Mount, Fits 4" Square Light Poles, 2-3/8" OD Vertical Tenon, Corrosion-Resistant Outdoor Mounting Adapter

4 Inch Square Base Tenon Adapter for LED Parking Lot Lights & Shoebox Fixtures, Heavy-Duty Steel Pole Top Mount, Fits 4" Square Light Poles, 2-3/8" OD Vertical Tenon, Corrosion-Resistant Outdoor Mounting Adapter

$26.43 $24.02

4 Inch Square Base Tenon Adapter for LED Parking Lot Lights & Shoebox Fixtures, Heavy-Duty Steel Pole Top Mount, Fits 4" Square Light Poles, 2-3/8" OD Vertical Tenon, Corrosion-Resistant Outdoor Mounting Adapter

$26.43 $24.02
Size: 1 Pack

Durable Pole-Top Mounting Solution for Commercial Outdoor LED Lighting

The UpgradeToLED 4-Inch Square Base Tenon Adapter is engineered to provide a secure and dependable mounting platform for LED parking lot lights, shoebox fixtures, area lights, flood lights, and roadway lighting installed on 4-inch square steel poles. Designed for commercial and industrial lighting projects, this adapter converts the top of a square pole into a standard 2-3/8-inch O.D. vertical tenon, allowing compatibility with most slip-fitter and tenon-mounted LED fixtures.

Constructed from heavy-duty steel with a weather-resistant powder-coated finish, this adapter is built to withstand rain, snow, UV exposure, corrosion, and other harsh outdoor conditions. Its precision-machined design ensures exceptional structural strength while simplifying both new installations and retrofit lighting upgrades.

Whether you're upgrading a parking lot, commercial property, industrial facility, school campus, or municipal roadway, the UpgradeToLED 4-Inch Square Base Tenon Adapter provides a reliable, professional-grade mounting solution designed for years of dependable outdoor performance.


Key Features

  • Designed specifically for 4-inch square steel light poles
  • Converts square pole top to 2-3/8-inch O.D. standard vertical tenon
  • Heavy-duty steel construction for maximum durability
  • Corrosion-resistant powder-coated finish for outdoor use
  • Compatible with slip-fitter and tenon-mounted LED fixtures
  • Supports LED parking lot, shoebox, street, flood, and area lights
  • Ideal for commercial, municipal, and industrial lighting installations
  • Weather-resistant construction for long service life
  • Easy installation for new construction and retrofit applications
  • Professional-grade pole-top mounting solution

Technical Specifications

Specification Details
Brand UpgradeToLED
Product Type Square Base Tenon Adapter
Pole Compatibility 4-Inch Square Pole
Tenon Size 2-3/8-Inch O.D. Vertical Tenon
Construction Heavy-Duty Steel
Finish Corrosion-Resistant Powder-Coated Finish
Mounting Style Pole Top Vertical Tenon
Fixture Compatibility LED Parking Lot Lights, Shoebox Lights, Area Lights, Flood Lights, Street Lights
Weather Rating Outdoor Rated
Corrosion Resistant Yes
Installation Pole Top Mount

Applications

Ideal for:

  • LED Parking Lot Lighting
  • Shoebox Light Installations
  • Street & Roadway Lighting
  • Commercial Area Lighting
  • Industrial Parks
  • Warehouses
  • Distribution Centers
  • Shopping Centers
  • Schools & Universities
  • Municipal Infrastructure
  • Parks & Recreation Areas
  • Office Complexes

Why Choose UpgradeToLED?

The UpgradeToLED 4-Inch Square Base Tenon Adapter is designed for contractors, electricians, and facility managers who require a durable and dependable outdoor mounting solution. Its heavy-duty steel construction, corrosion-resistant finish, and compatibility with industry-standard 2-3/8-inch tenon-mounted fixtures make it an excellent choice for commercial outdoor LED lighting installations.

Shipping

At UpgradeToLED, we keep shipping simple and affordable.

Free Shipping

Orders over $99 (before tax) ship free within the United States.

Standard Shipping Rate

Orders under $99 ship at a flat rate of $9.95.

Processing and Delivery Times

Orders are processed within 1 business day.

Standard delivery takes about 3–4 business days depending on your location.

Order Cancellations and Changes

If you need to cancel or update an order, please contact us right away:

Phone: 706-380-2070
Email: support@upgradetoled.com

Once an order has shipped, changes are no longer possible.

Damaged or Missing Items

Please check your order as soon as it arrives.

If items are damaged or missing, contact us within 7 days of delivery so we can resolve it quickly.

Contact Us

UpgradeToLED
Phone: 706-380-2070
Email: support@upgradetoled.com
Address: 1280 Livingston Trail, Bogart, GA 30622, USA
Business hours: Monday–Friday, 5:00 am – 5:00 pm EST

Returns & Refunds

At UpgradeToLED, we want you to be fully satisfied with your purchase. If you are not, we make the return and exchange process simple and straightforward.

Return an Item

You may request a return within 30 days of purchase by contacting us at 706-380-2070 or support@upgradetoled.com.

Once your request is approved, you will receive a Return Merchandise Authorization (RMA) number and a prepaid return label to download and print.

Send your return item(s) to:

UpgradeToLED Returns
1280 Livingston Trail
Bogart, GA 30622
United States

Once your return is received and inspected, we will process your refund or exchange in line with our policies. Refunds are usually issued to your original payment method within 5 business days.

Product Condition

All returned products must be new, unused, and in their original packaging.

Restocking Fee

A 15% restocking fee applies to returns that are missing original packaging or are not in new condition.

Exchanges

We accept exchanges within 30 days of purchase. Please request an RMA when arranging the exchange. A replacement item will be shipped once your return has been received and inspected.

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