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Thermo King certified technician welding diamond plate inside a van conversion
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#1 Certified Thermo King Dealership

Refrigerated Van Conversions

Custom-built by Thermo King certified technicians — V-Series units, professional insulation, and diamond plate flooring engineered for your delivery business.

Grow Your Home Delivery Business

Whether you're new to home delivery or expanding your coverage, having the right tools to maintain product temperature is essential. We help you select the refrigeration equipment that reduces costs and meets your customers' needs.

As the leading authorized Thermo King dealership, we guarantee state-of-the-art performance and dependability. Our industry experts guide you through every step to achieve the perfect build.

Refrigerated van interior — insulated walls and diamond plate floor
Completed refrigerated van conversion — exterior view

See Our Conversions in Action

Conversion Types

Choose the right temperature range for your cargo — both options feature Thermo King certified parts for optimal performance.

Medium Temperature van conversion
33°F – 45°F

Medium Temperature

Perfect for perishable goods and temperature-sensitive products. Advanced insulation and Thermo King certified refrigeration systems maintain optimal cooler storage conditions.

Freezing Temperature van conversion
-10°F – 32°F

Freezing Temperature

Designed for frozen goods and the coldest storage needs. State-of-the-art insulation and advanced refrigeration systems ensure reliable sub-zero performance.

Why Convert with Sonsray?

Every conversion is built with Thermo King certified parts by factory-trained technicians at the #1 authorized dealership.

Comprehensive Solutions

One-stop shop for insulation and V-Series installation — streamlined conversion, seamless integration, optimal results.

Superior Floor Design

Fewer welding seams means enhanced durability and reliability — a longer-lasting, more robust flooring solution.

Enhanced Durability

Reinforced walls improve both durability and insulation efficiency for better temperature control and lower energy costs.

Versatile Cargo Securing

E-track ready framing keeps cargo securely fastened with flexibility to accommodate various load types.

Optimal Temperature Control

Improved door insulation maintains internal temperatures regardless of external conditions — critical for cold chain compliance.

Diamond Plate Flooring

Durable, slip-resistant diamond plate with large side kick plate and water-resistant design for safe, heavy-duty use.

Organized Wiring & Plumbing

Dedicated troft for wiring harness and plumbing simplifies maintenance and reduces risk of damage.

Driver Safety

Entrance grab handles and full sidestep access for safe entry and exit, even when handling heavy loads.

Complete Insulation Coverage

No insulation voids — maximum thermal efficiency with a consistently controlled internal environment.

Van Conversion Components

Insulation

Comprehensive insulation to safeguard contents from external elements.

Diamond Plating

Exceptionally durable steel designed to protect your cold storage from heavy loads.

Refrigeration Unit

Premium Thermo King V-Series installation by an authorized dealership.

Paneling

Durable paneling designed for tight packing while ensuring optimal insulation.

Shelving

Completely customizable shelving to accommodate your preferred organization.

Inside a Sonsray Conversion

Warranty Solutions

Every conversion is backed by comprehensive warranty coverage for complete peace of mind.

1-Year Van Conversion Warranty

Covers the refrigeration unit, insulation, and accessories. Our dedicated support team addresses any issues promptly.

1-Year Refrigeration System Warranty

Guarantees timely service and repairs for the refrigeration system to keep it reliable and efficient.

1-Year / 12,000-Mile Bracket Warranty

Covers any defects or issues in the bracket system for secure, reliable performance.

Top Brands We Convert

Mercedes-Benz
Ford
Chevrolet
Thermo King
RAM
Nissan
GM
Get Started

Build Your Reefer Van

Get a quote on a custom refrigerated van conversion. Our experts will guide you through every step to achieve the perfect build.

  • No obligation — customized van conversion quotes from certified experts.
  • Fast response from your nearest Sonsray location.
  • #1 authorized Thermo King dealership with factory-certified technicians.
  • Affirm financing available. Credit card payments accepted.

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