Skip to main content

AMR Connectivity Solutions for Efficient Automation

To navigate dynamic factory environments, Autonomous Mobile Robots (AMRs) require reliable signal and power connections that support advanced sensing, real-time decision-making and continuous operation. By incorporating compact, vibration-resistant connectors, AMRs deliver seamless power and data flow, ensuring uninterrupted functionality and supporting robust wireless communication in challenging environments. Molex provides high-performance connectivity solutions for sensors, power and RF systems, enabling reliable data transmission and power delivery for intelligent AMR operations.

Download the Application Brief

Connectivity Opportunities for Improved AMR Design

Designing AMR electrical systems involves the complex task of maximizing energy density in compact, lightweight architectures without compromising signal integrity and electromagnetic Interference (EMI) immunity. Mechanical robustness is vital across AMR assemblies to withstand vibration and dynamic mechanical loads during continuous operation, ensuring dependable function in industrial environments.

To facilitate autonomous operation, AMRs rely on low-loss interconnects that deliver efficient, space-saving power distribution. High‑speed, resilient interconnects provide time‑sensitive communication, allowing AMRs to maintain reliable wired and wireless connections across battery management, control sensing and safety subsystems.

Through its broad portfolio of compact, high-performance connectivity solutions, Molex enables AMRs to maximize power efficiency while safeguarding signal integrity. These solutions support scalable, mechanically robust AMR platforms, maintaining consistent performance in challenging industrial applications.

Featured Products

Autonomous Mobile Robot Main Controller

AMR main controller design involves the challenge of integrating a compact, vibration‑resistant architecture that provides stable power, high‑integrity data and control communications between sensors, actuators and compute modules. AMR platforms maintain dependable communication and electrical stability by incorporating rugged, sealed connectors and combined power and signal interfaces in compact and secure configurations. By leveraging Molex high‑current, high‑density connectivity solutions, design engineers achieve industrial‑grade sealing and reliable power and signal delivery within space-constrained PCB footprints.

  Configuration Pitch Current (max.) Wire Gauge Voltage (max.) Operating Temperatures
Mega-Fit Connectors Wire-to-board 5.70mm 30.0A 16 to 10 AWG 600V -40 to +105°C (tin), -40 to +120°C (gold)
Micro-Fit Connectors Wire-to-board 3.00mm 13.0A 30 to 18 AWG 600V -40 to +125°C
Mini-Fit Connectors Wire-to-board 4.20mm 13.0A 28 to 16 AWG 600V AC/DC -40 to +125°C
Nano-Fit Connectors Wire-to-board 2.50mm 8.0A 26 to 20 AWG 250V -40 to +125°C
  Current (max.) Voltage (max.) Operating Temperatures Data Transfer Speed Data Rate
HSAutoLink C Interconnect System 1.25A 48V -40 to +105°C   Up to 40Gbps
M12 Connectors 4.0A 250V      
MXP120 Connector System 13.0A 14V DC -40 to +125ºC    
Micro SD Connectors 0.5A 100V DC -20° to +85°C    
Nano-Change M8 Connectors 4.0A 60V AC/75V DC      
USB Type-C Connectors 6.0A 48V -30 to +85°C; -40 to +85°C Up to 40Gbps  

Autonomous Mobile Robot Battery Management

The challenge in AMR battery management system design is managing high‑current charging while safeguarding against overheating and its cascading effects, including thermal stress, electrical degradation and connector fatigue within the battery pack. AMR battery systems rely on high‑current, vibration‑resistant connectors for reliable energy transfer, while incorporating compact data interconnects and combined power and signal interfaces to provide seamless communication and monitoring. Space‑saving, flexible data interconnect solutions from Molex support dependable battery performance, while compact, high‑current connectors with positive‑locking mechanisms ensure robust power transmission under vibration.

  Configuration Pitch Current (max.) Wire Gauge Voltage (max.) Operating Temperatures
DuraClick Connectors Wire-to-board 2.00mm 3.0A 26 to 22 AWG 125V -40 to +125°C
Micro-Fit Connectors Wire-to-board 3.00mm 10.5A 30 to 18AWG 600V -40 to +125°C
Mini-Fit Sr. Connectors Wire-to-board 10.00mm 50.0A 16 to 8 AWG 600V AC/DC -40 to +105°C
Mini50 Connectors Wire-to-board 2.0mm 4.0A   14V DC -40 to +125°C
Nano-Fit Connectors Wire-to-board 2.50mm 8.0A 26 to 20 AWG 250V -40 to +125°C

 

 Current (max.) Voltage (max.) Operating Temperatures Data Transfer Speed
USB Type-A Connectors 1.8A 40V DC -20 to +85°C Up to 5Gbps
USB Type-C Connectors 6.0A 48V 30 to +85°C; -40 to +85°C Up to 40Gbps

FFC/FPC Connectors

AMR battery systems require dependable, space‑efficient interconnects that fit into highly constrained battery‑module packaging to deliver high energy density in a lightweight design. Miniature, flexible cable interfaces provide a solution, enabling design engineers to route power and signal lines efficiently in space‑restricted modules without excess bulk. FFC/FPC connectors from Molex offer compact, durable terminations and mating interfaces that streamline assembly while ensuring reliable, low-profile electrical performance.

EXPLORE FFC/FPC Connectors

Autonomous Mobile Robot Navigation Sensors

For reliable operation in demanding industrial applications, AMR navigation modules depend on space-saving, vibration‑resistant connectors that provide high‑speed, low-latency data transmission and consistent power delivery. AMR platforms incorporate compact, robust power connectors as well as high‑bandwidth data and RF interfaces to support cameras, LiDAR, radar and proximity sensors. High‑performance interconnects from Molex deliver dependable power and high‑integrity data transmission, maintaining space efficiency and signal integrity in vibration‑prone AMR sensing subsystems.

  Configuration Pitch Current (max.) Wire Guage Voltage (max.) Operating Temperatures
DuraClick Connectors Wire-to-board 2.00mm 3.0A 26 to 22 AWG 125V -40 to +125°C
Mini50 Connectors Wire-to-board 2.00mm 4.0A   14V DC -40 to +125°C
MX64 Connectors Wire-to-board 2.54mm 10.0A 22 to 18 AWG 14V DC -40 to +125°C
Nano-Fit Connectors Wire-to-board 2.50mm 8.0A 26 to 20 AWG 250V -40 to +125°C
SlimStack Connectors Board-to-board 0.35 to 1.25mm 18.0A   50V -40 to +85°C

Autonomous Mobile Robot Vision Systems

AMR vision systems rely on connectors that deliver stable power and high‑bandwidth image data transfer without compromising signal integrity under continuous motion. Miniature board‑to‑board connections and high‑speed data interfaces enable AMRs to efficiently route high‑density video and control signals while preserving image fidelity throughout motion. Ultra‑compact interconnects from Molex support reliable, high-speed data transfer and dense signal routing, ensuring reliable high‑resolution imaging in compact camera modules.

  Configuration Pitch Current (max.) Voltage (max.) Operating Temperatures
Pico-Clasp Connectors Wire-to-board 1.00mm 2.0A 100V -40 to +105°C
Quad-Row Connectors Board-to-board 0.175mm 4.0A 50V -40 to +85°C
SlimStack Connectors Board-to-board 0.35 to 1.25mm 18.0A 50V -40 to +85°C
  Current (max.) Voltage (max.) Operating Temperatures Data Transfer Speed Date Rates Impedance
High-Speed FAKRA-Mini Interconnect System 1.0A   -40 to +105°C   Up to 28Gbps 50 Ohms
HSAutoLink II Interconnect System 1.5A 36V -40 to +105°C   Up to 13.5Gbps  
USB Type-C Connectors 6.0A 48V DC -30 to +85°C; -40 to +85°C Up to 40Gbps    

Autonomous Mobile Robot Communication Module

AMR communication modules require high-performance digital and RF connectors to achieve low-latency, continuous data capture and low-loss wireless connectivity in electrical noisy, interference‑prone environments. Design engineers use high‑speed digital and RF interfaces with EMI-shielded rugged connectors, delivering dependable wireless communication and uninterrupted data transmission. To maximize reliability in AMR communication modules, Molex connectivity solutions provide low‑loss RF signal paths, high‑bandwidth digital/video interfaces, and robust USB and Ethernet interconnects.

Computer

Router

  Data Rates Current (max.) Voltage (max.)
HDMI Connectors Up to 48Gbps 0.8A 40V DC
USB Type-A Connectors Up to 5Gbps 1.8A 40V DC
USB Type-C Connectors Up to 40Gbps 6.0A 48V DC
  Frequencies Impedance (max.) Attenuation Level Interface
RF Coaxial Cable Assemblies Up to 110 GHz 5 Ohms   Snap-on, threaded, push/pull coupling
RF Connectors Up to 110 GHz 100 Ohms 0 to 30 dB  
  Current (max.) Voltage (max.) Operating Temperatures Date Rates Impedance
High-Speed FAKRA-Mini Interconnect System 1.0A   -40 to +105°C Up to 28Gbps 50 Ohms
HSAutoLink II Interconnect System 1.5A 36V -40 to +105°C Up to 13.5Gbps  

Modular Jacks and Plugs

AMR design must address the challenge of delivering dependable, high‑bandwidth data and power transmission in harsh, interference‑prone industrial environments. Designers can leverage modular jacks and plugs to support reliable voice, data and PoE communication. Molex provides a wide array of modular jacks, including Power-over-Ethernet (PoE) enabled and sealed variants, which minimize system complexity while preserving signal integrity and connection reliability in rugged AMR operating environments.

EXPLORE MODULAR JACKS AND PLUGS

Autonomous Mobile Robot Safety Systems

Designing AMR safety systems requires interconnects that maintain dependable power and low‑latency, high-integrity signal delivery to LiDAR sensors, allowing for real‑time obstacle detection in electrically noisy, high‑vibration environments. These systems integrate space‑efficient, ruggedized sealed connectors for LiDAR modules and robust Ethernet links to facilitate real‑time safety communication. Molex offers reliable, high‑current power connectors and resilient sealed sensor interconnects, ensuring stable network connectivity for the uninterrupted operation of AMR safety systems.

  Configuration Pitch Current (max.) Wire Guage Voltage (max.)
Micro-Fit Connectors Wire-to-board 3.00mm 10.5A 30 to 18 AWG 600V
Mini-Fit Connectors Wire-to-board 4.20mm 13.0A 28 to 16 AWG 600V AC/DC
Nano-Change M8 Connectors     4.0A   60V AC/75V DC

 

  Current (max.) Voltage (max.) Operating Temperatures Contact Resistance (max.) Port Configurations
Modular Jacks and Plugs 1.5A 150V AC (RMS) -40 to +85°C 20 milliohms 1x1, 1x2, 1x4, 1x6, 1x8, 2x4, 2x6

D-Sub Connectors

A core challenge in AMR safety system design is ensuring signal and power connections are robust, reliable and fail-safe. Design engineers rely on resilient, dependable interfaces with stable, high-retention contacts to preserve the reliability of safety interlocks and sensors. Engineered for high mechanical retention and optimal signal integrity, Molex D‑subs support the consistent performance of AMR safety systems.

EXPLORE D-SUB CONNECTORS

Terminal Blocks

Reliable AMR safety systems demand robust power and signal distribution that withstands high‑vibration and challenging industrial environments. Connectors with high mechanical retention and easy installation promote confidence in the reliable integration of safety functions. Engineered for resilience, Molex Terminal Blocks provide secure, flexible connections to support AMR safety systems in rugged conditions.

EXPLORE TERMINAL BLOCKS

Frequently Asked Questions

What environmental stresses must connectors withstand in AMR applications?

Connectors for AMRs must be designed to withstand frequent movement, vibration and EMI to ensure reliable operation. These connectors are subject to mechanical shock and electrical noise generated by motors, drivers and power electronics, potentially compromising signal integrity and long‑term reliability. Selecting connectors with robust environmental resilience helps safeguard AMR systems against intermittent disconnects while preserving long‑term performance and reducing maintenance needs.

Which connector retention and locking features are most effective in AMR applications?

In AMR applications, dependable connector retention is achieved through friction‑based designs, positive-lock (e.g., Nano-Fit Connectors), CPA mechanisms (e.g., DuraClik Connectors) and screw‑down solutions Connectors may loosen under vibration from acceleration, repeated docking and payload handling, making locking features essential for mechanical stability and electrical reliability in AMR operation. Connectors equipped with appropriate retention features facilitate continuous operation of AMR platforms by minimizing signal interruptions and supporting their long‑term reliability in harsh industrial environments.

Which connector features are essential for maintaining signal integrity in high‑speed communication among AMR sensors, cameras and compute modules?

Reliable high‑speed communication in AMRs depends on connectors engineered for differential signaling, controlled‑impedance paths and effective EMI shielding. These design features are especially important since sensors, cameras and compute modules generate high data rates that are sensitive to signal degradation and EMI from surrounding motors and power electronics. High-performance connectivity solutions, such as Quad-Row Connectors, employ EMI-shielded, controlled-impedance configurations to preserve signal integrity and maintain stable performance under continuous motion. Connector selection plays a vital role in achieving reliable, low‑latency, high-integrity data transfer across AMR sensors and compute modules, enhancing overall system reliability.

Which certifications and compliance standards must AMR connectors meet for reliable operation?

For reliable performance in industrial applications, AMR connectors are often required to comply with UL-recognized safety, environmental and performance standards—such as UL 94 flammability ratings—IEC standards and ingress protection ratings, including IP67 and IP69K. These ratings guard against dust and moisture, with Mini50 Connectors serving as typical examples. Application demands may also necessitate compliance with vibration, temperature and electrical performance standards in certain designs. Connectors certified to recognized standards provide long-term reliability and strengthen overall system safety.

What impact do frequent docking cycles have on AMR connector reliability and durability?

Repeated docking and undocking cycles degrade the electrical and mechanical reliability of AMR connectors, which is why connectors with secure retention features and robust contact interfaces are essential. Regular charging sessions, maintenance and component swaps require repeated mating cycles, subjecting AMR connectors to mechanical stress that compromise long‑term reliability. Design engineers should choose connectors with durable housings and high‑cycle, stable‑force contacts to minimize wear, ensuring consistent long-term performance.

What connector design strategies help minimize the overall size and weight of AMRs?

To minimize the size and weight of AMRs, connector designs should focus on small PCB footprints, lightweight yet durable materials and multi-function connectivity solutions. Compact, high-density connectors reduce electronic bulk, freeing space for sensors, controllers and power systems. Employing lightweight, resilient materials enables thin-wall connector designs that help reduce overall AMR weight. Multi-function connectors, such as the Molex Mini-Fit Sr. Power Connector, integrate power and signal into a single interface, yielding a space-efficient system with fewer components. Selecting connectors engineered with these strategies ensures AMRs achieve both compactness and durability in operation.