Powering the
world’s most
Critical Industries

$3 billion in installed capacity. Lead times as little as 15 weeks. Built in America. From behind the meter to the rack, the most demanding companies in the world choose First Source Power.

Industries Served

FSP Builds for Hyper-Growth, Mission-Critical Industries

We build the mission-critical hardware that powers the edge of technology. We give the world's most emergent industries the reliability and scale they need when failure simply isn't an option.

Data Centers

Switchgear, busway, and power distribution built to hyperscale schedules.

Data Centers

Space & Defense

ITAR-registered assembly for hardware that cannot fail.

Space & Defense

Warehouse Automation

Conveyance controls and robotics integration for high throughput fulfillment.

Warehouse Automation

Industrial

Power distribution and control hardware for the plant floor.

Industrial

Pharma & Healthcare

Validated builds for process equipment and medical device OEMs.

Pharma & Healthcare

Quantum Computing

Low-volume, high-change builds for hardware still being invented.

Quantum Computing

Trusted By the Most Demanding Companies on the Planet

Products

The Hardware Solving the World's Hardest Problems

Every system we build carries a load that cannot fail. New build or retrofit, we deliver the full chain, from switchgear and distribution gear to the control panels, cooling, and interconnect that make it run.

The Optima Line From First Source Power

FSP’s own line of switchgear and power distribution equipment, engineered in-house and built to order.

  • Low Voltage Switchgear & Switchboards
  • Medium Voltage Switchgear
  • Power Distribution Units
  • Remote Power Panels
See the Optima Line

Power Distribution

Transfer, entry, and distribution equipment that carries power from the service to the load.

  • Automatic Transfer Switches (ATS)
  • Power Entry Units (PEUs)
  • Custom Powertrain
See distribution equipment

Control Panels

UL 508A-listed panels that run machines, processes, and building systems.

  • Control Panels & Boards
  • Machine & OEM Control Panels
  • Thermal & Process Control Panels
  • Motor Control & Drive Panels
  • EMS & BMS Integration Panels
  • PLC & I/O Panels
  • SCADA & Remote Monitoring Panels
See all panel types

Thermal Solutions

Cooling systems and controls that keep high-density loads inside their thermal envelope.

  • Liquid Cooling
  • Evaporative Free Cooling
  • Closed-Circuit Coolers
  • Hybrid Wet/Dry Systems
  • Thermal Controls & Monitoring
  • Dry Fluid Coolers
See cooling systems

Custom Critical Cables, Harnesses, & Whips

Interconnects built to IPC/WHMA-A-620, from underfloor power whips to MIL-SPEC harnesses.

  • Industrial, Defense, & Transportation Cables
  • Underfloor Power Whips
  • Custom Power Cable Assemblies
  • Data Center Cable Management
  • Complex Wire Harness Manufacturing
  • UL Certified Assemblies
See cable & harness builds

Automation Equipment

Integrated electromechanical assemblies for machine builders and systems integrators.

  • Integrated Control Enclosures
  • Robotics, Vision, & Sensor Integration
  • Electrical Sub-Assemblies
  • Production-Ready Kitting
  • Custom Electromechanical Enclosures
  • Motor Control Centers & Drive Panels
  • Conveyance & Material Handling
See automation builds
Solutions & Services

End-to-End Engineering Partnership

One team. One roof. One timeline. Our in-house engineering, design, and manufacturing teams work as a single turnkey operation.

Program Management & Supply Chain

Material, schedule, and risk managed as one program, with status you don’t have to chase.

  • Proactive Communication, Documentation, and Escalation
  • Forecast-based Inventory
  • Early Warning On Risk
  • Material Visibility
  • Long-Term Storage
  • Kitting
  • Bill of Materials Scrub
  • Build Versus Buy Analysis
  • Obsolescence Tracking
  • First Article Inspection
  • Open Risk Reporting
See how programs run

Design Engineering

In-house electrical and mechanical design, from feasibility to validated prototype.

  • Feasibility
  • Design
  • DFM, DFA, DFS
  • Prototype & Validate
See the design process

Commissioning

Factory testing through site startup, with documentation your operators can actually use.

  • Factory Acceptance Testing (FAT)
  • On-site Startup & Validation
  • System Handoff Documentation
  • Rapid Site Commissioning Support
  • Operations Team Training
  • As-Built Documentation
See commissioning scope

Built in Baltimore.

Powering the Planet.

About Us

$3 billion in installed capacity, lead times as little as 15 weeks, 99.7% first-pass yield, 98.6% on-time delivery, and the team to execute.

Our people take pride in helping customers bring their most ambitious plans to life. FSP's proprietary approach to scaling engineering, program management, and skilled labor through proven process and training is how we hold $3 billion in installed capacity for programs of any size.

We operate from a 400,000 square foot facility along the I-95 corridor between Baltimore and Washington D.C. Every program runs through rigorous testing and quality control, which is what produces 99.7% first-pass yield and 98.6% on-time delivery.

Quality & Certifications

Engineered to the Highest Standards

News & Insights
12/01/2025

First Source Power Moves to Expanded Headquarters

FSP is excited to announce its move to a new, 400,000 square foot, state-of-the-art facility in Elkridge, Maryland. This facility shows FSP's commitment to the county and to the future growth of the company.

View More News & Insights
Careers

Build the Future, Right Here in Baltimore

We are looking for relentless problem-solvers to help engineer and assemble the hardware that powers the modern world. High stakes. Real impact.

Apply For AN Open Role
Contact Us

Connect with our experts to compress your timeline and scale your critical infrastructure.

Upload RFQ or specifications up to 5MB - PDF, PNG, JPG, CSV, DOC, DOCX.
All uploads are secure and confidential.
Uploading...
fileuploaded.jpg
Upload failed. Max size for files is 10 MB.
Thank you! Your submission has been received!
*Oops! Something went wrong while submitting the form.