Product Category

Mechanical & Electrical Components

Pulsar Technica offers comprehensive mechanical and electrical components for aerospace, aviation, industrial production, and military systems. Our products include toggle switches, push-button switches, micro switches, rotary switches, travel switches, proximity switches, electrical connectors, relays, contactors, and motor drivers—all designed for high reliability and demanding environments.

Switches Connectors Relays Contactors Motor Drivers
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Harsh Environment

Hermetically sealed, waterproof, and corrosion-protected designs for extreme conditions.

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High Reliability

All-welded construction, electromagnetic shielding, and military-grade reliability.

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Precise Control

Advanced switching mechanisms for accurate circuit control and signal conversion.

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Industrial Grade

Designed for aerospace, aviation, military, and industrial automation applications.

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High Density

Miniaturized, high-density interconnect solutions for space-constrained systems.

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Switches

Toggle Switches

TS1A Series Sealed/Unsealed
Lever-type switches with sealed/unsealed and locked/non-locked options.
Low-voltage electrical appliances, control circuits, equipment conversion
TS1B Series Screw-Mounted
Screw-mounted toggle switches with screw-fastened terminals.
Low-voltage electrical appliances and control circuits
TS3A Series Improved
Improved unsealed toggle switches with lever-type contact mechanisms.
Low-voltage electrical appliances and control circuits
TS4A Series Locking
Sealed/unsealed toggle switches with locking and non-locking options.
Low-voltage electrical appliances and control circuits
TS4B Series High Load
High-load toggle switches with multi-function circuits.
Low-voltage electrical appliances and control panels
TS6A Series Compact
Small toggle switches with sealed/unsealed options and locking mechanisms.
Low-voltage electrical appliances and control circuits
TS12 Series Hermetic
Fully sealed toggle switches with locking/non-locking forms.
Low-voltage electrical appliances and control circuits
TSE 5/6 Series Illuminated
Multi-functional toggle switches with luminous indication and panel sealing.
Circuit control and signal transmission
TSHB7 Series Multi-Directional
Toggle switches for controlling multiple directional circuit combinations.
Control panels for manual operation and circuit conversion

Push Button Switches

BS01 Series Lighted
Single-lamp lighting switches with welded terminals and protective covers.
Circuit control and indication
BS04 Series Waterproof
Multi-functional switches with options for waterproofing, protective covers, and various button types.
Circuit control, emergency stop, and indication
BS110A Series Anti-Collision
Slightly larger switches with anti-collision features.
Circuit control and signal conversion
BS389 Series Illuminated
Non-sealed switches with indicator lights and character display.
Circuit control and signal conversion
BSZ Series Combination
Non-sealed, self-resetting button switches with various circuit forms.
Circuit conversion in electronic and electrical equipment
SBS Series Reliable
Reliable contact switches with panel-sealed and unsealed options.
Circuit control and signal conversion

Micro Switches

GSMS4 Series Hermetic
Hermetically sealed switches with lever structure and high vibration resistance.
Harsh environments like anti-irradiation and ultra-low temperatures
GSMS5 Series Air-Sealed
Air-sealed micro switches with strong anti-environmental interference.
Circuit conversion in electronic and electrical equipment
GSM SY2 Series EMI Shielded
Hermetically sealed switches with electromagnetic shielding and anti-radiation features.
Circuit or signal conversion and control
MS1 Series Large
Large micro switches with reed conversion structure and dustproof/waterproof options.
Signal conversion and control in electronic instruments and electrical equipment
MS2A Series Reed-Type
Reed-type unsealed switches with roller and reed actuator options.
Circuit conversion in electronic and electrical equipment
MS2C Series Dual-Unit
Dual-unit structure switches for controlling multiple circuit groups.
High-current loads and circuit conversion
MS3B Series Non-Sealed
Non-sealed reed conversion switches with various actuator options.
Circuit conversion in electronic and electrical equipment
MS6C Series Double-Loop
Double-loop commutation mechanism switches with tension spring type.
Signal conversion in DC and AC circuits

Rotary & Travel Switches

RS2 Series High Current
High-current sealed laminated rotary switch with compact structure and sealed shaft/panel.
Circuit selection, signal conversion, and load control
RST63 Series Cam Type
Multi-functional combination switches with various circuit forms.
Circuit selection and signal conversion in electronic instruments
RST Type Hermetic
Hermetically sealed switches with electromagnetic shielding.
Circuit conversion in ground and high-altitude equipment
LS/LSC Series Compact
Compact switches with stable contact and strong environmental resistance.
Position control and output status signal in aerospace, aviation, and electronics
LS-36 Type Sealed
Sealed plunger-type travel switch with wire lead-out.
Signal conversion and control in electronic instruments and electrical equipment
LSK-49 Type Rain-Proof
Rain-proof sealed travel switch with threaded hole installation.
Signal conversion and control in electrical equipment circuits

Proximity Switches

Inductive Proximity Eddy Current
High-frequency proximity switches using eddy current effect to detect metal objects.
Position detection and signal control in aviation, aerospace, and industrial production
ASH1-W22SA-MTN-F16 Hall Effect
Stainless steel housing, Hall effect-based detection of metal objects.
Position detection and signal control in various industries
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Electrical Connectors

J30J Series Micro Rectangular Electrical Connectors

Model Description Applications
J30J-TJ/ZK Basic Crimping Basic crimping type connectors with plug pin (TJ) and socket pin (ZK). General electrical connections in high-density, miniaturized, and high-reliability systems
J30J-TJ/ZK-C Bent Clamp Crimping connectors with bent clamp and metal wave shield for harness protection. Limited space and shielding requirements
J30J-TJ/ZK-C1 Enhanced Shield Similar to J30J-TJ/ZK-C but includes additional bending clamps for enhanced harness protection. Environments requiring extra shielding and compact design
J30J-TJ/ZK-D Secure Mount Crimping connectors with mounting holes changed to M2-6H for secure installation. Robust mounting requirements
J30J-TJ/ZK-Q Extended Flange Crimping connectors with extended shell flange and interface sealing gasket for enhanced sealing. Environments requiring better sealing and protection
J30J-TJ/ZK-Q8 Enhanced Durability Crimping connectors with extended shell flange and additional features for enhanced durability. High reliability and durability applications
J30J-TJ/ZK-A Quick Lock Quick lock crimping connectors with shielded net clamp at the… Quick connection and disconnection requirements
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Relays

Series Specifications Applications
JMC-2Z5 CM Power Relay DPDT (2 Form C), 10A, 28VDC, magnetic latching, established reliability, all-welded construction, hermetically sealed, corrosion-protected metal can. Aerospace and military applications requiring reliable switching
JMC-2Z5 BM Balanced-Force Balanced-force relay with DPDT (2 Form C), 5A, 28VDC, magnetic latching, established reliability, all-welded construction, hermetically sealed, corrosion-protected metal can. Aerospace and military applications requiring low coil power dissipation and memory capability
JMX-2015 MJ Ultraminiature Balanced-force relay with DPDT (2 Form C), 15A, 28VDC, magnetic latching, established reliability, all-welded construction, hermetically sealed, corrosion-protected metal can. Versatile ultraminiature relay for aerospace and military applications
JQX-20 M Low Power Small-sized relay with low coil power dissipation, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQX-40 M 4PDT Electromagnetic relay with 4PDT (4 Form C), 10A, 28VDC, non-latching, all-welded construction, hermetically sealed, corrosion-protected metal can. Aerospace and aviation sectors
JQX-QY2 M High Current Electromagnetic relay with 4PDT (4 Form C), 25A, 28VDC, non-latching, all-welded construction, hermetically sealed, corrosion-protected metal can. Aerospace and aviation sectors
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Contactors

Series Description Applications
JQ-45 F Three-phase AC contactor with auxiliary 1-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-46 F Three-phase AC contactor with auxiliary 1-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-47 F Three-phase AC contactor with auxiliary 1-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-38 F Single-phase contactor with auxiliary 1-PDT contacts, capable of switching DC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-QY34 F Single-phase contactor for DC circuits, motors, and power supplies, with metal body and thermoplastic cover for dust protection. Aerospace and aviation sectors
JQ-QY35 F Single-phase contactor with auxiliary 3-PDT contacts, capable of switching DC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-80 F Single-phase contactor with auxiliary 3-PDT contacts, capable of switching DC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-QY42 F Single-phase contactor with auxiliary 3-PDT contacts, capable of switching DC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-83 F Three-phase AC contactor with auxiliary 4-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-QY33 F Three-phase AC contactor with auxiliary 8-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-85 F Three-phase AC contactor with auxiliary 8-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-QY17 F Three-phase AC contactor with auxiliary 8-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JQ-3H450 F Three-phase AC contactor with auxiliary 8-PDT contacts, capable of switching AC circuits, motors, and power supplies. Aerospace and aviation sectors
JCQ-1H20 HF High voltage DC contactor with 20A continuous current at 85°C, capable of switching DC circuits and motors. Aerospace and aviation sectors
JCQ-1H50 HF High voltage DC contactor with 50A continuous current at 85°C, capable of switching DC circuits and motors. Aerospace and aviation sectors
JCQ-1H100 HF High voltage DC contactor with 100A continuous current at 85°C, capable of switching DC circuits and motors. Aerospace and aviation sectors
JCQ-1H200 HFB High voltage DC contactor with auxiliary 1-PDT contacts, capable of switching DC circuits and motors. Aerospace and aviation sectors
JCQ-1H300 HFA High voltage DC contactor with auxiliary 1-PDT contacts, capable of switching DC circuits and motors. Aerospace and aviation sectors
JCQ-1H600 HF High voltage DC contactor with auxiliary 1-PDT contacts. Aerospace and aviation sectors
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Motor Drivers

Advanced motor drivers manufactured using thick-film hybrid integration, PCB assembly, and microcircuit module technology. Features include PWM speed control, forward/reverse rotation, dead time control, enable control, dual power supply modes, and current-limiting protection.

Model Description Applications
ZHD3603G PWM-controlled DC brush motor driver with 3A continuous output current and 28V operating voltage. Features output prohibition function and precise speed/direction control via PWM signal. Aerospace, industrial automation, and robotics for precise motor control
ZHD28S07G Digitally controlled motor driver for brushless DC motors with a maximum operating voltage of 80V and continuous working current of 4A. Provides reverse rotation, speed regulation, enable control, and under-voltage protection. Brushless DC motor applications in aerospace, industrial machinery, and robotics
ZHD8004G PWM-controlled DC brush motor driver with 4A continuous output current at 28V. Enables precise motor speed, direction, and braking control. Features under-voltage lockout protection. Aerospace, industrial automation, and robotics applications requiring precise motor control
ZHD75S10G Digitally controlled motor driver for brushless DC motors with a maximum operating voltage of 75V and continuous working current of 12A. Provides reverse rotation, speed regulation, enable control, and under-voltage protection. Brushless DC motor applications in aerospace, industrial machinery, and robotics
ZHD7510G Brush motor driver with PWM output and analog voltage input. Features 5V auxiliary power output, enable control, and continuous output current of 10A. Aerospace and industrial applications requiring reliable motor control
ZHD28S35BG Brushed motor driver with H-bridge circuit, 28V operating voltage, and 25A rated output current. Provides speed, direction, and braking control via TTL square wave signals. Includes overcurrent protection. Aerospace, industrial automation, and robotics applications requiring high-power motor control
ZHD60S05G Brush motor driver for DC motors with a rated voltage of 60V and a rated current of 5A. Features a standard H-bridge circuit design and 300W transmission power. Industrial automation and robotics applications requiring reliable motor drive
ZHD60S10AG Brushless DC motor driver with 60V DC input voltage, 12V control power input, and dual-channel TTL signals for motor operation. Rated output current of 10A. Industrial automation, robotics, and aerospace applications requiring high-power motor control
ZHD48S10 Brushless DC motor driver with 48V operating voltage and 10A maximum current. Features a standard H-bridge circuit design and 480W transmission power. Industrial automation, robotics, and aerospace applications requiring high-power motor drive
ZHD28S20G Isolated electronic switch with 840W output power and 30A rated output current. Features high reliability and electromagnetic compatibility. Aerospace and industrial applications requiring high-reliability motor control
ZMD3603G PWM-controlled DC brush motor driver with 3A continuous output current and 28V operating voltage. Features output prohibition function and precise speed/direction control via PWM signal. Aerospace, industrial automation, and robotics for precise motor control
ZMD27Q05G Dual-channel motor driver with 27V/3A output and peak output of 30V/5A. Supports simultaneous operation of two motors. Industrial automation and robotics applications requiring dual motor control
ZMD48S10G-D Brush motor driver with 48V operating voltage and 10A maximum current. Features PWM speed control and modulation frequency of 10kHz–45kHz. Industrial automation, robotics, and aerospace applications requiring high-power motor drive
ZHD28T03AG / ZHD28T03DG Brushless motor driver for DC brushless motors with dual power supply (control power: 11.5V–14.5V/10V–14V, power supply: 18V–36V). Rated current of 3A and peak current of 6A. Aerospace and industrial applications requiring compact and reliable motor control
ZHD28T10G Brushless motor driver manufactured using thick-film hybrid integrated circuit technology with a fully sealed metal enclosure. Features dual power supply, continuous output current of 10A, wide input voltage range (18V to 36V), current-limiting protection, PWM speed control, and forward/reverse control. DC brushless motor systems for speed control, direction reversal, and current-limiting protection in industrial and aerospace applications
ZHD28T25AG Brushless motor driver for DC brushless motors with a rated working voltage of 28V, rated output current of 10A, and peak output current of 25A. Features dead time control, enable control, under-voltage lockout protection, and programmable dead time control. DC brushless motor systems requiring precise control for forward/reverse rotation, acceleration, and deceleration in industrial and aerospace applications
ZHD28T41G Fully domestic three-phase full-bridge motor drive circuit with a rated output current of 29A at 28V. Includes under-voltage lockout protection, programmable dead time control, and enable control. Compatible with MSK4301HU. Three-phase motor control systems in industrial and aerospace applications, supporting PWM applications up to 100kHz
ZMD28T05D-G Brushless motor driver for DC motors with dual power supply. Features include PWM speed control, forward/reverse rotation, and current-limiting protection. Small DC brushless motor applications requiring precise speed and direction control
ZMD28T45G Brushless motor driver for DC motors with dual power supply. Operates at 28V with a rated output current of 45A. Includes current-limiting protection, forward/reverse rotation, and PWM speed control. High-power DC brushless motor applications, such as industrial automation and robotics
ZMD90T20AG / ZMD90T20BG / ZMD90T20CG / ZMD90T20CG-D Three-phase bridge/brushless motor drivers for DC brushless motors. Operate at 28V to 90V/110V with continuous output current of 8A-20A. Features PWM speed control, forward/reverse rotation, and overcurrent protection. Industrial motor control, robotics, and automation systems
ZMD110T45G Brushless motor driver for permanent magnet synchronous motors (PMSM). Operates at 28V to 300V with a rated output current of 45A. Features bus voltage acquisition and isolated output functionality. High-power PMSM drive systems in industrial and automotive applications
ZMD270T03G Brushless motor driver for DC motors. Operates at 28V to 330V with a rated output current of 3A. Features PWM speed control, forward/reverse rotation, current-limiting protection, and stall protection. Low-power DC motor control in industrial and automation systems
ZMD270T20G-D / ZMD270T30B Brushless motor drivers for DC motors. Operate at 40V to 320V with a rated output current of 10A. Features PWM speed control, forward/reverse rotation, current-limiting protection, and sampled signal output. Medium-power DC motor control in industrial and robotics applications

High-Reliability Substitutes

The following models are designed for in-situ substitution of MSK series:

ZHD7505 → MSK4200B ZHD8004MG → MSK4201B ZHD7510 → MSK4203HD ZHD60S40AG → MSK4205H ZHD28S30 → MSK4206H ZHD28T25AG → MSK4300HD ZHD28T41G → MSK4301HU ZHD90T30G → MSK4322HU ZHD270T30 → MSK4354HU
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