Electronic Components for the Medical Industry


Trusted Medical Electronic Components & Assembly Services for OEMs

When precision, compliance, and long-term reliability are non-negotiable, medical device manufacturers turn to EI Sales. With over 40 years of experience in electronic component representation and U.S.-based contract manufacturing, we provide medical OEMs with certified, high-performance components and end-to-end support–from design to production.

Certifications That Matter


Regulatory compliance is mission-critical in medical electronics. EI Sales supports your development process with components and assemblies that meet stringent global standards.


Our facilities and partners carry key certifications and quality marks required by today’s leading medical device manufacturers:

ISO 13485:2016

Certified systems for medical device quality management

IEC 60601-1

Safety and essential performance for electrical medical equipment

IEC 60601-1-8

Alarms and audible indicators for patient-connected devices

FDA Registered

Verified registration for component-level and system integration

UL 817, NEMA 5-15P, IEC 60320

 Certified hospital-grade cords and connectors

Class III Assembly Capabilities

High-reliability builds for life-sustaining devices

Manufacturing Capabilities & Services


In addition to sourcing top-tier components, EI Sales provides contract manufacturing and engineering support tailored to the medical sector. If you need it fast, call Ninja—we specialize in agility without sacrificing quality.

Design Support

Collaborative engineering for embedded systems, compliance testing, and manufacturability of Class III builds.

PCB Assembly

ISO 13485 certified PCB assembly for Class I, II, and III devices—including full traceability and test documentation. With 3 copy-exact facilities, we can provide medical customers with support production when a disaster occurs.

Prototyping

Quick-turn prototype builds (24-hour to 20-day cycles) to help you accelerate validation and design iteration.

Enclosures

Custom plastic and metal enclosures designed and machined for sterility, heat dissipation, and rugged use.


electronic components

for Medical Devices


EI Sales offers high-reliability electronic components tailored to medical and diagnostic equipment, especially on-patient and near-patient systems that demand safety, signal integrity, and extended life cycles.

Batteries

Custom lithium-ion battery packs with SMBus support, engineered for medical certification and safety compliance.

Sensors

Temperature (NTC thermistors), pressure, glucose, oxygen, and motion sensors built to medical-grade accuracy and stability.

Power Supplies

IEC-compliant AC/DC and DC/DC converters with Means of Patient Protection (MOPP) for safe, isolated power delivery.


Displays

High-brightness, long-life TFTs and LCD modules designed for surgical tools, monitors, and diagnostic devices.

Power Cords

Hospital-grade cords and connectors compliant with UL and NEMA standards for regulated medical use.

Audio Components

Medical-grade buzzers, piezo speakers, and microphones for clear patient alerts and alarm signaling. 

Labels & Overlays

Custom graphic overlays and antimicrobial films—engineered for durability, sterility, and regulatory compliance.

EMI Suppression

Ferrites, cable cores, and filters designed to meet FCC and IEC standards for electromagnetic compatibility.

Passive Components

Precision resistors, capacitors, and inductors engineered for low noise, stability, and long-term reliability.

LEDs & Optoelectronics

LEDs and photodiodes for endoscopy, imaging, status indicators, and sterile lighting.

Low-Noise FETs

JFETs and current regulators optimized for low-leakage and minimal signal distortion in diagnostic systems.

Switches

Sealed, tactile, and IP-rated user interface switches for durable interaction in medical environments.

Medical Cables & Connectors

100% tested cable assemblies, from lead wires to complex patient interface connectors—built to spec.

Batteries

Custom lithium-ion battery packs with SMBus support, engineered for medical certification and safety compliance.

Sensors

Temperature (NTC thermistors), pressure, glucose, oxygen, and motion sensors built to medical-grade accuracy and stability.

Power Supplies

IEC-compliant AC/DC and DC/DC converters with Means of Patient Protection (MOPP) for safe, isolated power delivery.


Displays

High-brightness, long-life TFTs and LCD modules designed for surgical tools, monitors, and diagnostic devices.

What our partners say


"I start my day reading EI Sales news becuase it is just that good."


-Walter Cronkite

LATEST NEWS


A person is holding a cell phone with a robot coming out of it.
April 15, 2025
Mankato, MN – January 4, 2021: EI Sales is pleased to announce the addition of Fair-Rite Products Corp. to their components and services ecosystem.
An aerial view of a city at night with a lot of lines connected to each other.
By Tim Paulus April 1, 2025
Jauch has been a trusted name in electronic components for over 75 years, building its reputation on high-quality quartz crystals, oscillators, TCXO’s and OCXO’s timing devices. More than 50 years ago, Jauch expanded its vision by entering the battery market—an initiative that now includes advanced solutions such as Lithium-Ion, Lithium Manganese Dioxide, and Lithium Thionyl Chloride technologies. With this partnership, EI Sales is now equipped to provide even greater support to design engineersand buyers in need of reliable, high-performance components for their most demanding applications. Neil Floodgate, Vice President of Sales at Jauch Quartz America Inc., added: “Partnering with EI Sales allows us to deepen our presence in the Central US and bring our technology closer to the customers who need it most. We’re excited to work with a team that shares our dedication to quality, responsiveness, and long-term relationships.” Jauch joins EI Sales’ growing lineup of top-tier electronics manufacturers. The team looks forward to working closely with customers and Jauch’s team to ensure continued success in the region.  For more information, please contact: Tim Paulus President, EI Sales info@eisales.com | (507) 345-7714 www.eisales.com
Two men are standing in a factory looking at a screen.
October 1, 2023
Dallas, TX – EI Sales Inc, a renowned leader in providing cutting-edge electronic components and production solutions, is thrilled to announce a significant expansion of its partnership with Kyocera Displays, covering the vibrant regions of TEXAS, OKLAHOMA, ARKANSAS, and LOUISIANA. EI Sales originally embarked on its journey representing Kyocera Displays in 2020 within the Minnesota region, marking a pivotal milestone in their collaboration.

Why Work with

EI sales?


At EI Sales, we’re a vertically integrated solutions platform with deep expertise in the medical market. Our team acts as an extension of your own, providing technical insight, component sourcing, and full production capabilities all under one roof.

  • U.S.-based support and production for reduced risk and simplified logistics
  • ISO 13485 certified contract manufacturing—rare among rep firms
  • Quick-turn prototyping to speed your path from concept to clinic
  • Experienced outside sales reps + dedicated inside coordinator for faster, more informed responses
  • Synergistic line card means fewer vendors, deeper technical support, and easier compliance

Ready to build smarter medical electronics?

Start Your Project Today!


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