Defense & Aerospace / Electronic Components / MIL-Spec Sourcing
ITAR · DDTC Registered
U.S. Exporter & Distributor

High-Reliability
Defense Electronics
Supply

Willtech International has been bridging cutting-edge U.S. technologies with global defense and aerospace partners since 1997 — delivering precision, reliability, and compliance on every order.

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27+
Years of Defense Expertise
ITAR
DDTC Registered Exporter
Tier-1
Defense Contractor Support
4+
Major Product Categories
Company

Trusted.
Precise.
Compliant.

Founded in 1997, Willtech International is a specialized U.S. exporter and distributor of defense and aerospace electronic components and optical technologies.

With over two decades of experience, we support advanced military and aerospace programs — providing high-reliability components and engineering support to prime contractors and defense manufacturers across Korea and allied nations.

01
High-Reliability Sourcing
Active and passive components, power modules, and ICs sourced and verified for mission-critical defense applications.
02
ITAR Export Compliance
ITAR/DDTC registered with full command of U.S. export regulations — ensuring secure, ethical transfer of defense-grade technologies.
03
Program Support
Engineering support and custom sourcing for advanced platforms — from AESA radar and missile systems to armored vehicles and naval programs.
04
Sustained Partnerships
Long-term relationships with Korea's leading defense primes, grounded in reliability, precision, and transparent collaboration.
Core Capabilities

What We Deliver

Active Components & ICs 01
Passive Components 02
Interconnect & Electromechanical 03
Optical & Electro-Optical 04
MIL-Spec Hardware 05
Export & Logistics 06
Active Components & ICs
Microprocessors, FPGAs, DSPs, memory, power management ICs, and RF/wireless integrated circuits — sourced for mission-critical military and aerospace system requirements.
Microprocessors (MPU)
Microcontrollers (MCU)
FPGAs / CPLDs / SoCs
Digital Signal Processors
Analog ICs / Op-Amps
Logic & Interface ICs
DRAM / SRAM / Flash
Power Mgmt ICs
RF Transceivers
GPS / GNSS ICs
LNA / PA Amplifiers
Discrete Semiconductors
Passive Components
Precision resistors, capacitors across all dielectrics, inductors, EMI filters, circuit protection, and frequency/timing devices for defense electronics platforms.
Ceramic Caps (MLCC)
Tantalum Electrolytic
Film Capacitors
Chip Resistors
Metal Film Resistors
Current Sense
Inductors & Chokes
EMI Filters
Power Transformers
TVS Diodes / MOV
Crystals & Oscillators
MEMS Sensors
Interconnect & Electromechanical
Circular and rectangular MIL-spec connectors, cable assemblies, RF/microwave components, relays, switches, and 1553 data bus solutions for demanding defense environments.
Circular MIL-Spec Connectors
RF & Coaxial
MIL-Spec Wire & Cable
Cable Assemblies
1553 Data Bus
Backshells
Signal & Power Relays
Solid State Relays
RF Modules & Filters
Amplifiers
Actuators & Solenoids
Power Supplies
Optical & Electro-Optical
Advanced electro-optical technologies for targeting, surveillance, and avionics — including image intensifiers, microdisplays, and laser components for high-performance defense systems.
Image Intensifiers
OLED Microdisplays
Laser Diodes
Sensor Modules
Optical Sensors
Proximity Sensors
MIL-Spec Hardware
Military-grade fasteners, seals, tubing, and lighting assemblies that meet stringent MIL-spec requirements for defense platform integration and maintenance.
Screws & Bolts (MIL)
Washers & Nuts
Pins & Inserts
Rivets & Standoffs
O-Rings & Seals
Heat Shrink Tubing
Grommets & Gaskets
Indicator Lamps
LED Indicators
Panel Mount Lamps
Export & Logistics
Full-service ITAR-controlled export handling with documentation, compliance management, and specialized sourcing for long-lead, hard-to-find, and obsolete defense components.
ITAR-Controlled Handling
Export Documentation
DDTC Compliance
COC Documentation
Hard-to-Find Sourcing
Obsolete Components
Long-Lead Procurement
Counterfeit Avoidance
Product Catalog

Full Supply Coverage

Broad coverage across active, passive, interconnect, and MIL-spec hardware — backed by strong manufacturer relationships.

I Active Components & ICs 18 lines
+
Microprocessors (MPU)
Microcontrollers (MCU)
Digital Signal Processors
Logic & Interface ICs
Analog ICs / Op-Amps
DRAM / SRAM
Flash (NOR / NAND)
EEPROM / Embedded Memory
FPGAs / CPLDs / SoCs
Adaptive Computing
Voltage Regulators (LDO)
DC-DC Controllers
Battery Mgmt ICs
Gate Drivers
Diodes & Rectifiers
Transistors (BJT/MOSFET)
Power Modules / Optocouplers
RF / GPS / LNA / PA
II Passive Components 22 lines
+
Ceramic (MLCC)
Tantalum Electrolytic
Aluminum Electrolytic
Film Capacitors
EMI Suppression
Chip Resistors
Metal Film Resistors
Current Sense
Networks & Arrays
Potentiometers
Inductors & Chokes
EMI Filters
Power Transformers
Signal Transformers
Common Mode Chokes
TVS Diodes
Varistors (MOV)
ESD Suppressors / PTC
Circuit Breakers
Crystals & Oscillators
Clock Generators
MEMS Sensors
III Interconnect & Electromechanical 22 lines
+
Circular / MIL-Spec
RF & Coaxial
Board-to-Board
Wire-to-Board
Fiber Optic
MIL-Spec Wire & Cable
Cable Assemblies
Backshells
1553 Data Bus
Signal & Power Relays
Reed Relays
Solid State Relays
Toggle / Tactile Switches
Actuators & Solenoids
Motors & Drives
RF Modules & Filters
Amplifiers / Attenuators
Antennas
Power Supplies
DC-DC Converters
Battery Assemblies
Terminal Blocks
IV MIL-Spec Hardware & Consumables 13 lines
+
Screws & Bolts (MIL)
Washers & Nuts
Pins & Inserts
Rivets & Standoffs
Clamps & Brackets
O-Rings & Seals
Tubing & Sleeving
Heat Shrink Tubing
Grommets & Gaskets
Indicator Lamps
Panel Mount Lamps
LED Indicators
Lamp Holders & Accessories
Defense Programs

Platforms We Support

Radar & Missile Systems
KF-21 AESA RADAR
L-SAM-II
MSAM
KSAM
Armored & Ground Vehicles
K2 Black Panther
K9 Thunder
K1A1
TAS-1
TAS-815K
Aerospace & Rotary Platforms
LAH Helicopter
Satellite Programs
Naval Systems
FFX Frigate
PKMR
Government Defense Agencies
Government
Tier-1 Prime Contractors
Prime Contractor
Defense Systems Integrators
Integrator
Certifications

Compliance & Trust

01
ITAR / DDTC Registered Exporter
Registered with the Directorate of Defense Trade Controls for the lawful export of defense articles, services, and technical data to allied nations.
Registered & Active
02
U.S. Export Regulations Compliance
Strict adherence to EAR and ITAR regulations — including proper licensing, end-user verification, and full documentation control on all defense shipments.
Fully Compliant
03
Counterfeit Avoidance Program
Rigorous sourcing controls and supply chain verification to protect mission-critical programs from counterfeit and non-conforming components.
Enforced
04
COC & Full Traceability
Certificates of Conformance and complete supply chain traceability documentation available on all defense-grade component shipments upon request.
Available on Request
Get in Touch

Start a Conversation

Address
3470 Wilshire Blvd, Suite 440
Los Angeles, CA 90010
Specialization
Defense & Aerospace Electronic Components
MIL-Spec Sourcing · ITAR Export
Markets
Korea & Allied Nations
Defense · Aerospace · Government
"Bridging cutting-edge U.S. technologies with global defense partners — enabling mission success through reliability, precision, and partnership."