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
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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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