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20 Foot Square Steel Light Pole | 4 Inches Wide | Anchor Base

SKU: MLLG-WL-POLE-20FT-4-SQ-[COLOR]-TN | Web ID: 1912
Starting at: $773.47
White:36 In StockShips 7-14 Days
Bronze:173 In StockShips 7-14 Days

Out of stock

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These high-strength steel poles are perfect for parking lot lighting. Our tenon and bullhorn adapters also allow multiple fixtures to be attached to a single pole.

Cory Peterson | Director of Sales and Marketing

Product Description

Key Features

  • Total Height: 20 Feet
  • Material: Steel
  • Pole Weight: 169 lbs
  • Pole Width: 4 Inches
  • Pole Bolt Circle: 8 to 10 Inches
  • Pole Finish: Hot Dip Galvanized and Powder Coated
  • Pole Color: Bronze | White
  • Pole Gauge: 11
  • Bolt Projection: 2.75 in
  • Pole Installation: Anchor Base
  • Includes: 2 3/8 inch Tenon
  • Warranty: 1 year
  • EPA at 70 mph: 10.2
  • EPA at 80 mph: 9.3
  • EPA at 90 mph: 7.5
  • EPA at 100 mph: 6.2
  • EPA at 110 mph: 4.2
  • EPA at 120 mph: 3.6

Disclaimer: LED Lighting Supply is not responsible for improper loading of light fixtures or other attachments, use, or foundation design of light poles. Final pole assembly is the responsibility of the purchaser. Dimensions and specifications of a 20 foot steel square light pole are subject to change without notice. See the spec sheet for current pole data charts. Custom sizing is only available for large order quantities.

Please be advised that our steel poles are covered solely by a 1 year-year workmanship warranty, which ensures that the poles are free from defects from the manufacturing process, such as welds and structural integrity, for a period of one year from the date of purchase. This warranty does not cover damage resulting from external factors, misuse, or normal wear and tear.



Product SKU Variations

  • SKU: MLLG-WL-POLE-20FT-4-SQ-WH-TN
    • Pole Color: White
  • SKU: MLLG-WL-POLE-20FT-4-SQ-BZ-TN
    • Pole Color: Bronze

Web ID: 1912

Professional Steel Light Pole for Commercial and Municipal Applications

Built for environments where durability and reliable performance are essential, this 20-foot steel light pole delivers the structural integrity needed for demanding outdoor lighting installations. Engineered with an 11-gauge steel construction and protective hot-dip galvanized finish with powder coating, this fixture provides consistent support for commercial lighting systems while resisting corrosion and weathering over years of service.

Why Facilities Choose This Product

  • Robust 11-gauge steel construction ensures long-term structural reliability in commercial environments
  • Hot-dip galvanized finish with powder coating provides superior corrosion resistance and extended lifespan
  • Square 4-inch profile offers enhanced stability and modern aesthetic appeal
  • Standard 2 3/8 inch tenon accommodates most commercial lighting fixtures without additional hardware
  • Engineered wind load ratings support safe operation in various weather conditions
  • Available in bronze or white color options to match facility design requirements

Suitable Environments

  • Commercial parking lots requiring reliable 20-foot mounting height
  • Municipal streetlight installations with moderate wind exposure
  • Industrial facility perimeter lighting where durability is critical
  • Retail centers needing consistent illumination coverage
  • Campus lighting systems requiring uniform pole specifications
  • Transportation facilities with anchor base mounting requirements

Metal Halide Replacement Benefits

  • Supports modern LED fixtures that reduce energy consumption compared to traditional metal halide systems
  • Eliminates frequent lamp replacement cycles associated with older lighting technologies
  • Accommodates instant-on LED technology that improves safety and security response times
  • Enables smart lighting integration for enhanced facility management capabilities
  • Reduces long-term maintenance costs through improved fixture compatibility and longevity

Performance & Safety

What makes this fixture valuable for buyers is its engineered wind load performance that maintains structural integrity across varying weather conditions. With EPA ratings ranging from 10.2 at 70 mph down to 3.6 at 120 mph, operators can select appropriate fixtures while maintaining safety margins for their specific geographic requirements.

From a safety perspective, the anchor base installation method provides secure mounting that distributes structural loads effectively into the foundation system. The 8 to 10-inch bolt circle configuration ensures proper load transfer while the 2.75-inch bolt projection allows for standard anchor bolt specifications.

In terms of longevity, the dual-layer protection system combining hot-dip galvanizing with powder coating creates a barrier against corrosion that extends operational life significantly beyond standard painted finishes. This reduces replacement frequency and helps maintain consistent facility appearance over time.

Setup & Mounting

The anchor base design streamlines installation by eliminating the need for concrete pouring around the pole base. Installation teams can prepare the foundation with standard anchor bolts positioned according to the specified bolt circle, then secure the pole directly to the prepared foundation. At 169 pounds, the pole requires standard lifting equipment but remains manageable for most commercial installation crews. The included 2 3/8 inch tenon provides immediate compatibility with standard commercial lighting fixtures, reducing installation time and additional hardware requirements.

Certifications & Warranty

  • Manufactured to commercial lighting pole standards for structural performance
  • Hot-dip galvanizing process meets corrosion protection specifications
  • Powder coating finish applied according to industry durability standards
  • One-year manufacturer warranty covers material defects and finish integrity
  • Warranty support includes replacement coverage for manufacturing-related failures