Driving Innovation Across Every Automation System
Hirose delivers high-performance connector solutions trusted by the world’s leading automotive brands and emerging tech innovators. From LiDAR and lighting to battery systems and infotainment, our rugged, compact designs support next-generation vehicle performance in the harshest environments.
See What’s Next in Automotive
Let’s connect in person! Meet our team and explore what’s possible at these upcoming shows:
Battery Show – Sept. 10–12, Novi, MI
EV Tech Expo – Nov. 5–7, Long Beach, CA
View Full Event ScheduleChiller Connectivity Solutions for Commercial HVAC
Connector support for air-cooled, water-cooled, modular, and industrial process chillers. Connector solutions tailored for commercial HVAC chillers — supporting efficient thermal management, system integration, controls, sensors, and power distribution across air-cooled, water-cooled, modular, and process cooling applications. Intended for engineers and designers specifying reliable, high-performance connections in modern chiller systems.
Connectors Selection for Chiller Systems
Connector selection for compressors, pumps, control boards, and monitoring systems in commercial chiller platforms.
Featured connector solution for floating power connections in compact chiller assemblies.
FX31 Floating Power Connector for Chiller Power Modules
High-vibration and thermal cycling can stress stacked boards in HVAC systems. FX31’s floating design and high current capacity help maintain stable power connections in compact chiller electronics.
Technical insights and design resources for industrial and HVAC system development.
Refine Your Design
Advanced Tools & Guides for Design Excellence
Comprehensive library to help tackle complex design challenges. From application blueprints to detailed technical brochures, discover how Hirose’s advanced solutions can elevate your product designs.
Real-World Solutions
Innovative Solutions for Real-World Challenges
Explore how Hirose’s connectors drive innovation across industries by solving complex design challenges. Learn from detailed case studies and short stories that showcase our expertise in advanced technologies.
Refine Your Design
Advanced Tools & Guides for Design Excellence
Comprehensive library to help tackle complex design challenges. From application blueprints to detailed technical brochures, discover how Hirose’s advanced solutions can elevate your product designs.
Case Studies
Real-World Defense & Aerospace Solutions
See how top OEMs overcame design challenges in XR and tactical systems with Hirose connectors—achieving lighter, smaller, and more rugged solutions.
Application Guides
Design with Confidence
Explore connector blueprints for defense and aerospace XR devices—revealing placement, pitch, and layout strategies for robust, space-saving integration.
CHILLERS | REFRIDGERATED CONTAINERS
DF22 Series
7.92mm Pitch, Up to 30A, High-Current Wire-to-Board Power Connector
THERMOSTAT | CHILLERS | REFRIDGERATED CONTAINERS
DF51 Series
2.0mm Pitch, Positive-Lock Wire-to-Board Connector
Videos
HOW-TO
PRODUCT SERIES
HVAC | CHILLERS | REFRIDGERATED CONTAINERS
DF63W Series
3.96mm Pitch, IP67 Waterproof, Up to 14A Power Connector
CHILLERS | REFRIDGERATED CONTAINERS
FX31 Series
9.5mm Pitch, Floating Board-to-Board Power Connector, Up to 25A
















