Your Trusted Source for Electronic Parts in Caldwell, Idaho
Welcome to A Gem Supply Co. Inc., your go-to destination for quality electronic parts and accessories in Caldwell, Idaho. Whether you’re a contractor, hobbyist, or business owner, our expert team is ready to help you find the components you need. With over 300,000+ part numbers in stock, we’ve been providing dependable wholesale and retail electronic solutions since 1961. Call us today at (208) 459-0783 to speak with one of our friendly specialists, or visit our store to see why we’re Idaho’s most trusted electronics supplier.
A Legacy of Quality and Service Since 1961
Founded in 1961 by Alan, Gerry, Elmo, and Marvin, A Gem Supply Co. Inc. began as a small electronics shop with a big vision—to provide personalized service and access to high-quality electronic parts for both individuals and businesses. Over the decades, our humble beginnings have evolved into a full-service supply company known throughout Idaho for its reliability, customer support, and massive inventory.
Today, we proudly employ third-generation family members, continuing the tradition of excellence and community-focused service that began over 60 years ago. When you shop with A Gem Supply, you’re not just buying parts—you’re becoming part of our story.
Comprehensive Selection of Electronic Parts
We are proud to offer Idaho’s largest selection of electronic parts, featuring everything from connectors and cables to power supplies, resistors, and custom security system components. Whether you’re working on a large-scale commercial project or repairing a small device at home, you’ll find everything you need right here at A Gem Supply Co. Inc. in Caldwell, Idaho.
Our inventory is designed to serve a wide range of customers, including:
With our wholesale and retail options, we make it easy to get the right parts at the right price—every time.
Personalized Wholesale and Retail Service
At A Gem Supply Co. Inc., we pride ourselves on providing personalized service for every customer. Whether you’re placing a bulk wholesale order or simply picking up a single item, our knowledgeable staff will make sure you get exactly what you need.
We understand that no two projects are alike, which is why we take the time to listen, advise, and tailor each order to your specific requirements. If you’re unsure which part fits your application, our team can help you design a customized package that ensures performance, efficiency, and value.
And when it comes to shipping and delivery, we’ve got you covered nationwide. From our Caldwell, Idaho location, we offer reliable nationwide shipping so you can receive your parts quickly—no matter where you’re located.
More Than Just a Parts Supplier
What makes A Gem Supply Co. Inc. stand out is our dedication to going above and beyond traditional retail. We don’t just sell parts—we provide solutions. Whether you’re outfitting a new building with security systems or upgrading an existing setup, our experts will help design a configuration that fits your exact needs.
Unlike big-box retailers, we won’t hand you a one-size-fits-all kit. Instead, we’ll evaluate your goals, identify the right components, and ensure everything works seamlessly together. Our mission is to help you save time, money, and effort while ensuring your electronic systems perform at their best.
Visit or Call A Gem Supply Co. Inc. Today
When you choose A Gem Supply Co. Inc. in Caldwell, Idaho, you’re choosing experience, reliability, and a team that truly cares about your success. From our extensive inventory to our exceptional customer service, we’re here to make your electronics purchasing experience simple and stress-free.
Stop by our store today to browse our selection or speak with one of our knowledgeable team members.
⭐⭐⭐⭐⭐
It the best place to get your electric parts been using for 30 years
Thorzeen L.
⭐⭐⭐⭐⭐
I was looking for a connector to go for my solar panel to my battery pack and this guy was so awesome and patient with me and the price was amazing. It blew me away. These guys are really great about what they do and they have a variety.
Chris C.
⭐⭐⭐⭐⭐
I was searching for a battery to put in my granddaughter’s Ford Jeep that we had bought at Walmart. The guys here found me a charger plus a battery for my granddaughter’s for Jeep that she likes to drive granted she is eight years old, but enjoys her jeep.
Sharla O.
⭐⭐⭐⭐⭐
Amazing people lots of knowledge and inventory. Good deals on security cams.
Dustin M.
⭐⭐⭐⭐⭐
Great selection of electronic components, tools, and supplies. Helpful staff.
Thomas M.
⭐⭐⭐⭐⭐
Best dang toy shop for the electric tinkerers.
I love this place, shops like these are hard find now days.
Garth I.
Call us today at (208) 459-0783 for personalized electronic parts service in Caldwell, Idaho.
