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Johnstone Supply

HVAC Companies in Brownsville, Texas
Ranked #8 in Brownsville | Grade B-
4.60 (14 reviews)

Johnstone Supply

Wholesale distributor of HVAC/R parts, tools, and equipment serving contractors and facilities teams with counter assistance and access to a broad catalog Serving homeowners across Brownsville, Texas.

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Why Homeowners Choose This Business

- Consistently noted for knowledgeable counter staff
- Broad selection of in-stock HVAC/R and refrigeration parts
- Convenient Brownsville, Texas location with weekday hours
- Access to extensive catalog through the Johnstone network

Service Area

Brownsville, Texas and surrounding Cameron County communities.

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Listing details

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  • Verified listing details
  • Service information
  • Customer review signals
  • Photo gallery
  • Public contact information
  • Published local profile

How This Business Compares

A quick local comparison based on review strength, business detail, and local service fit.
  • Has an established presence within this local market.

Services Covered

  HVAC parts
  Maintenance
  Installations
  Refrigeration supplies
  Capacitors and motors
  Repairs
  HVAC controls
  Air filters and IAQ
  Refrigeration tools
  HVAC tools
  Compressors and components
  Thermostats And Controls
  Belts and bearings
  Copper tubing and fittings
  Contractor Counter Sales

Wholesale HVAC/R parts, equipment, and supplies for contractors, including motors, capacitors, refrigeration components, tools, filters, controls, and accessories. Counter support for part identification and ordering.

Reviews

Customer Reviews

Eduardo Aguilar
Excellent customer service
Wide variety of products
Jesus Reyes
This is the place to buy all your HVAC/R equipment and supplies. Ask for Eloy Gurrero who is very knowledgeable, patient and professional.
David Mendez
Bought a cleaning brush for my window a/c over 2 years ago and had to go back to buy it again. Not extremely friendly but they are knowledgeable and do help out. Wide variety of supplies.
T Ramz
Johnstone Supply. Had every thing i needed INSCO did not. Johnstone supply refrigeration supplier has many on hand /in store refrigeration supplies it was my first time there and honestly i never new they were so close. I was surprised they…
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Johnstone Supply.
Had every thing i needed INSCO did not.
Johnstone supply refrigeration supplier has many on hand /in store refrigeration supplies it was my first time there and honestly i never new they were so close. I was surprised they had many items that a competitor did not.Nice knowledgeable people and extremely courteous why drive to Harlingen Tx while you can get it here localy...??????
LavishRia
Staff is very knowledgeable and friendly. I walked in to their store this past week and just with a mere picture of an A/C capacitor with the specifications, the person who attended me knew which part I needed. Thank you, Johnstone Suppy…
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Staff is very knowledgeable and friendly. I walked in to their store this past week and just with a mere picture of an A/C capacitor with the specifications, the person who attended me knew which part I needed. Thank you, Johnstone Suppy!

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Frequently Asked Questions

Johnstone Supply locations primarily serve HVAC/R trade professionals and organizations. Availability to the general public can vary by branch and by product category. For current purchasing policies in Brownsville, Texas, it’s best to call ahead. Staff can advise what documentation may be required at the counter.

Yes, counter staff can help identify compatible replacements if you bring part numbers, photos, or specifications. Many reviews note quick assistance when matching common items like capacitors and motors. Availability depends on stock, but alternate options can often be ordered. Calling ahead with details can speed pickup.

According to current listings, hours are Monday through Friday from 8:00 AM to 5:00 PM, and closed on weekends. Hours may change on holidays or for inventory. Calling before you visit is recommended to confirm the day’s schedule.

Yes, customers often mention a solid selection of refrigeration components in addition to HVAC stock. Inventory may include valves, controls, refrigerants where applicable, and specialized tools. If you need a specific brand or model, contact the branch to check availability or lead times.

You can browse and check branch inventory through the Johnstone Supply website for this location. For time-sensitive needs, calling the Brownsville, Texas counter with part numbers is the fastest way to confirm stock. Staff can also suggest alternatives if the exact item is not on hand.
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Opening Hours

  • Monday 8:00 AM – 5:00 PM
  • Tuesday 8:00 AM – 5:00 PM
  • Wednesday 8:00 AM – 5:00 PM
  • Thursday 8:00 AM – 5:00 PM
  • Friday 8:00 AM – 5:00 PM
  • Saturday Closed
  • Sunday Closed

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Business Details

Business Rating
4.60 (14 reviews) Pro Listing
Address
4635 Mar St, Brownsville, TX 78521
Business Type
HVAC Contractor
Website
https://www.johnstonesupply.com/store303
City Page
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