Johnstone Supply NJ/PA

Johnstone Supply NJ/PA Johnstone Supply is a wholesale distributor serving professional HVACR contractors in NJ/PA. Johnstone Supply: Making it Easier to do Business.

Johnstone Supply of Mt Laurel is a leading HVAC/R Wholesale Distributor with access to over 70,000 locally stocked products and inventory so you can get it same or next day in most cases. Our product selection is continually growing to meet the needs of HVACR contractors to ensure we have the best brands and technology. Plus, our relationships with hundreds of the industry's top manufacturers give

you access to a million special order parts. From equipment, to parts, to supplies you can be confident Johnstone has what you need today.

Enter for a chance to win $500 in JU Rewards! Complete the course, Cielo – Ducted and Ductless Thermostats Features and ...
08/31/2026

Enter for a chance to win $500 in JU Rewards! Complete the course, Cielo – Ducted and Ductless Thermostats Features and Benefits from Pro 1 by DiversiTech before the September 30th, 2026 deadline for your entry. Cielo provides smart thermostat solutions for both Mini-Splits and Central HVAC Systems. Get trained and enter for a chance to win! Visit JohnstoneUniversity.com to for full terms & conditions.

We’re excited to announce our 2026 Fall Open House in Bellmawr, NJ and you’re invited! Come hang out with the Johnstone ...
08/28/2026

We’re excited to announce our 2026 Fall Open House in Bellmawr, NJ and you’re invited! Come hang out with the Johnstone Supply Bellmawr team on September 16th from 11AM–2PM and connect with 30+ of our incredible vendors, all in one place! We’ll have great food, awesome giveaways, huge savings, music & more. Bring the crew, spend the afternoon with us, and enjoy a great time. We can’t wait to see you there!

Replace over 1,000 part numbers with White-Rodgers Connect Controls. Check out the Universal Furnace Control, HSI Igniti...
08/26/2026

Replace over 1,000 part numbers with White-Rodgers Connect Controls. Check out the Universal Furnace Control, HSI Ignition Module, and the All-Spark. No Wi-Fi. No login. Just faster jobs and fewer callbacks. Stop by in-store and pick one up to try on your next job.

08/21/2026

Veto Pro Pac tool bags have arrived at Johnstone Supply! Designed for the demands of HVAC professionals, these bags keep your tools organized and ready to go. Just look at everything you can fit!
Stop by the counter and ask a team member about Veto Pro Pac today!

Two speeds, one motor. The Genteq Evergreen OM covers 825 and 1075 RPM calls in one shot. Why stock two motors when one ...
08/20/2026

Two speeds, one motor. The Genteq Evergreen OM covers 825 and 1075 RPM calls in one shot. Why stock two motors when one covers both, costs less, and upgrades you to an ECM? Its shorter body fits more places, too. Stop by in-store to learn more about the Evergreen OM today.

For two more weeks, buy six AprilAire E-Series dehumidifiers and get the seventh free. Mix and match any model, they all...
08/19/2026

For two more weeks, buy six AprilAire E-Series dehumidifiers and get the seventh free. Mix and match any model, they all stack toward your free unit. Don’t miss out, stop in-store and ask our counter staff how to claim your free dehumidifier before the end of the month.

HAMILTON CUSTOMER APPRECIATION BREAKFAST! Join us Wednesday, August 19th at our Hamilton location for breakfast, savings...
08/17/2026

HAMILTON CUSTOMER APPRECIATION BREAKFAST!

Join us Wednesday, August 19th at our Hamilton location for breakfast, savings, and a big THANK YOU to our customers!

☕ Hot Breakfast | 9:00 AM–11:00 AM
🔥 10% OFF in-stock purchases ALL DAY!
📍 2100 East State Street, Hamilton Township, NJ

Stop in, grab some breakfast, save on what you need, and let us show our appreciation for your business!

We appreciate you and hope to see you there!

Discount valid on in-stock purchases placed and picked up on 8/19/26. Cannot be combined with other offers.

08/17/2026

The Rooftop Selector finds you the right equipment for every commercial job you have, no matter what brand needs replacing. Log in online and quickly identify the right equipment, faster than ever.

Storm season is upon us. Get ahead with these 3 tips on how to best prepare your customers for storm season.Run Test Cyc...
08/14/2026

Storm season is upon us. Get ahead with these 3 tips on how to best prepare your customers for storm season.
Run Test Cycles
Test the Transfer Switch
Check the Battery/Fuel Supply
Suggest your own tips for how to prepare your homeowners below!

08/12/2026

Stock smarter. Fix faster. Earn more. We know in the HVACR business, time is money. Stocking universal replacements is the easiest way to streamline your workflow and increase your profitability. By keeping versatile parts, like universal controls and motors, right on your truck, you can complete more jobs on the first visit and deliver the fast service your clients expect.
Don't miss our special universal parts insert inside the August flyer. Stop by your local Johnstone Supply today to talk with our counter staff about how a universal stocking strategy can help take your business to the next level.

Address

114 Gaither Drive
Mount Laurel, NJ
08054

Opening Hours

Monday 7:30am - 5pm
Tuesday 7:30am - 5pm
Wednesday 7:30am - 5pm
Thursday 7:30am - 5pm
Friday 7:30am - 5pm

Telephone

+18567510100

Website

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