Frequently Asked Questions
What does J.M. Gillin specialize in?
J.M. Gillin Electrical Enclosures specializes in fully custom-fabricated electrical enclosures. Every enclosure is built from scratch to your exact specifications, including free-standing cabinets, junction boxes, wireway enclosures, and NEMA 4X panelboard enclosures.
What is your typical lead time?
Our efficient production workflows allow us to achieve a 1–2 week lead time. Once an order is placed and accepted, we always strive to exceed the quoted lead time whenever possible.
What industries do you serve?
We serve a broad range of industries including electrical contracting, heavy industrial, electrical engineering, traffic control, commercial electric, telephone communications, and road construction. Past clients include BWI Airport, M&T Bank Ravens Stadium, and major electrical distributors.
How quickly do you respond to inquiries?
We attempt to respond to all inquiries within the same business day, depending on the time the inquiry is sent and received.
How do I submit plans, drawings, or attachments?
To share pictures or attachments, please fill out the inquiry form on our website at jmgillin.com. This helps avoid email filters that can block shared files or links. Once we receive your inquiry through the form, we will follow up directly and you can send attachments in that reply thread.
Where is J.M. Gillin located?
We are located at 924 W. Saratoga Street, Baltimore, MD 21223. While based in Baltimore, we serve clients nationwide across a wide range of industries.
Are your enclosures UL-approved?
Yes. All of our fabrication processes meet rigorous UL standards, ensuring code-compliant and certifiable enclosures. Our products are also engineered to NEC standards and the highest safety and security requirements.
What NEMA ratings do you offer?
We offer a full range of NEMA ratings across all product lines and materials:
- Type 1 — General purpose, indoor use
- Type 3R — Rainproof, outdoor use
- Type 4X — Watertight, dustproof, corrosion-resistant
- Type 12 — Industrial use, dustproof and drip-proof
What materials are available?
We fabricate enclosures in stainless steel, galvanized and galvannealed steel, and aluminum. Finish options include powder coat in standard colors, as well as painted, polished, or raw finishes available on request.
Can you build to custom dimensions?
Absolutely. Every enclosure we produce is built to your exact specifications. There is no upcharge for custom sizing. Our custom solutions are priced to compete with off-the-shelf alternatives, even at low volumes.
How do I request a quote?
You can reach us by phone at (484) 459-0360, by email at andrew@jmgillin.com, or through the inquiry form at jmgillin.com. For projects requiring drawings or specifications, we recommend using the website form to open a direct line of communication for file sharing.
What makes J.M. Gillin different from other enclosure suppliers?
Several things set us apart: fully custom fabrication with no upcharge for custom sizing, UL-approved processes on every order, a 1–2 week lead time competitive with stock alternatives, and over 50 years of hands-on expertise. As a family-owned business, we provide responsive, personalized service that larger manufacturers simply cannot match.