Sensors︱Semiconductor gas sensors︱KLS

Registration(4803)

Connectors
- Wire to board connectors & Wire to wire connectors
- SlimStack Board to board & Board to FPC connectors
- Male pin header connetors & Mini jumper connectors
- Female header connectors
- Box header connectors & Ejector header connectors
- Micro match connectors
- IDC connectors
- FFC/FPC connectors
- IC socket & PLCC socket & ZIF socket connectors
- D-Sub connectors & D-Sub hoods
- USB connectors & USB 2.0/3.0/Type-C/Micro USB/Mini USB
  - USB type-C connectors
  - Waterproof USB type-C connectors
  - USB 3.0 connectors
  - USB 2.0 connectors
  - Mini USB connectors & IEEE 1394 connectors
  - Micro USB connectors
- Card connectors
  - SIM card connectors
  - Micro SIM card connectors
  - Nano SIM Card Connectors
  - Micro SD card connectors
  - SD card connectors
  - Edge card connectors
  - Mini PCI Express connectors
  - PCI Express connectors
  - M.2 NGFF connectors
  - Smart card connectors
  - CF card connectors
  - PCI card connectors
  - Memory module socket connectors
  - Pcmcia card connectors
  - Mini PCI card connectors
- SATA connectors
- DVI connectors & HDMI connectors
- AC power socket connectors & AC power plug connectors
- Pogo pin connectors
- SCSI connectors & Centronic connectors
- High current D-SUB connectors
- DIN41612 connectors
- Future bus connectors & Hard metric connectors
- Backplane guide hardware
- SAS Connectors
RF Coaxial Connectors
- Fakra connectors
- Mini FAKRA connectors
- HSD FAKRA connectors
- H-MTD Connectors
- SMA connectors
- SMB connectors
- MCX connectors
- MMCX connectors
- U.FL Connectors & UMCC Connectors & I-PEX connectors
- F connectors
- BNC connectors
- TNC connectors
- N connectors
- 1.0/2.3 Connectors
- 1.6/5.6 Connectors
- 7/16 (L29) DIN connectors
- Mini UHF connectors
- UHF connectors
- FME connectors
- D-SUB coaxial connectors (RF)
Antennas
- Combination antennas
  - 4G/5G/LTE combination antennas
  - GPS combination antennas
  - Combination antenna
- 5G/CBRS antennas
  - Terminal antennas 5G/CBRS
  - Internal antennas 5G/CBRS
  - Mobile antennas 5G/CBRS
  - Plate antennas 5G/CBRS
  - Omnidirectional fiberglass antennas 5G/CBRS
  - Wall mount antennas 5G/CBRS
  - Parabolic antennas 5G/CBRS
  - Log Periodic antennas 5G/CBRS
  - Ceiling mount antennas 5G/CBRS
- 4G/LTE antennas
  - Terminal antennas 4G/LTE
  - PCB antennas 4G/LTE
  - Mobile antennas 4G/LTE
  - Omnidirectional fiberglass antennas 4G/LTE
  - Wall mount antennas 4G/LTE
  - Ceiling mount antennas 4G/LTE
  - Plate antennas 4G/LTE
  - Log Periodic antennas 4G/LTE
  - Parabolic antennas 4G/LTE
  - Yagi antennas 4G/LTE
- GSM/GPRS antennas
  - Mobile antennas GSM/GPRS
  - Terminal antennas GSM/GPRS
  - PCB antennas GSM/GPRS
  - Yagi antennas GSM/GPRS
  - Omnidirectional fiberglass antennas GSM/GPRS
  - Parabolic antennas GSM/GPRS
  - Plate antennas GSM/GPRS
  - Wall mount antennas GSM/GPRS
  - Ceiling mount antennas GSM/GPRS
- MIMO antennas
  - 5G/4G/LTE MIMO antennas
  - 5.8G MIMO antennas
  - 3.5G MIMO antennas
  - 2.4G MIMO antennas
- GNSS antennas
  - GPS active antennas
  - GPS active internal antennas
  - GPS active navigation antennas
  - GPS dielectric antennas
  - GPS passive antennas
  - GPS+GLONASS active antennas
- 4.9~6.4GHz antennas
  - Parabolic antennas 4.9~6.4GHz
  - Panel antennas 4.9~6.4GHz
  - Sector antennas 4.9~6.4GHz
  - Omnidirectional fiberglass antennas 4.9~6.4GHz
  - Backfire antennas 4.9~6.4GHz
  - Mobile antennas 4.9~6.4GHz
  - Terminal antennas 4.9~6.4GHz
  - PCB antennas 4.9~6.4GHz
- 3.3~3.8GHz antennas
  - Parabolic antennas 3.3~3.8GHz
  - Panel antennas 3.3~3.8GHz
  - Omnidirectional fiberglass antennas 3.3~3.8GHz
  - Yagi antennas 3.3~3.8GHz
  - Backfire antennas 3.3~3.8GHz
  - Terminal antennas 3.3~3.8GHz
- GPS & Glonass & Compass antennas
- GSM & CDMA & 3G & LTE antennas
- WIFI & WLAN antennas
- 433 & 868 & 915 MHz antennas
- Dielectric antennas
- 2.3~2.7GHz antennas
  - Parabolic antennas 2.3~2.7GHz
  - Panel antennas 2.3~2.7GHz
  - Omnidirectional fiberglass antennas 2.3~2.7GHz
  - Yagi antennas 2.3~2.7GHz
  - Wall mount antennas 2.3~2.7GHz
  - Backfire antennas 2.3~2.7GHz
  - Ceiling mount antennas 2.3~2.7GHz
  - Mobile antennas 2.3~2.7GHz
  - Terminal antennas 2.3~2.7GHz
  - PCB antennas 2.3~2.7GHz
- 800~2500MHz antennas
  - Mobile antennas 800~2500MHz
  - Terminal antennas 800~2500MHz
  - PCB antennas 800~2500MHz
  - Yagi antennas 800~2500MHz
  - Omnidirectional fiberglass antennas 800~2500MHz
  - Wall mount antennas 800~2500MHz
  - Ceiling mount antennas 800~2500MHz
  - Log Periodic antennas 800~2500MHz
  - Parabolic antennas 800~2500MHz
- RFID antennas
  - Parabolic antennas RFID
  - Panel antennas RFID
  - Omnidirectional fiberglass antennas RFID
  - Yagi antennas RFID
  - Wall mount antennas RFID
  - Mobile antennas RFID
  - Terminal antennas RFID
  - Internal antennas RFID
- VHF/UHF antennas
  - Panel antennas VHF/UHF
  - Omnidirectional fiberglass antennas VHF/UHF
  - Yagi antennas VHF/UHF
  - Wall mount antennas VHF/UHF
  - Mobile antennas VHF/UHF
  - Terminal antennas VHF/UHF
  - Internal antennas VHF/UHF
- DVB-T antennas
- RF cable assemblies
- FAKRA cables
- Mini FAKRA cables
- HSD cables
Lighting Connectors
- LED Lighting connectors
- Poke-in connectors
- Terminal blocks for building wire
- Wire Splice Connectors
- Waterproof junction box
- Waterproof breathable valve
- LED lighting waterproof connectors & Cables
- Pluggable lighting connectors
- Fuse lighting terminal blocks
- Lamp switch connectors
- Lamp holders
- IP68 waterproof connectors
Circular Connectors
- M5 circular connectors
- M8 circular connectors
- M12 circular connectors
- M16 circular connectors
- Metal circular connectors
- Russian circular connectors
- American circular connectors
- Push pull circular connectors
- IP68 waterproof circular connectors
- M9 circular connectors
- Plastic circular connectors
- Push-pull self-latching connectors
- Solenoid valve connectors
- Military connectors & Aerospace connectors
Audio & Video Connectors
- Audio fiber optical jack
- Large current DC power jack connectors
- SMT DC power jack connectors
- Dip DC power jack connectors
- Din power connectors
- DC power plug connectors
- 2.5mm phone jack connectors
- 3.5mm phone jack connectors
- 6.3mm phone jack connectors
- 2.5mm/3.5mm/6.3mm phone plug connectors
- Mini din connectors & Din connectors
- RCA jack connectors
- RCA plug connectors
- XLR connectors
- Banana plug connectors & Banana jack connectors
- Binding post connectors
- SpeakON cable connectors
- Loudspeaker terminals
- Audio & Video adaptor connectors
Terminal Blocks
- Through hole reflow terminal blocks
- Rising clamp PCB terminal blocks
- Wire protector PCB terminal blocks
- Screwless terminal blocks & Spring terminal blocks
- Pluggable terminal blocks
- Header for Pluggable terminal blocks
- Barrier terminal blocks
- Feed through terminal blocks
- Miniature Rail-mounted terminal blocks
- MCS connectors
- Ceramic terminal blocks
- Din-Rail terminal blocks
- Insulated terminals
- Non insulated terminals
- PCB solder terminals
- PCB High Current Terminal
Ethernet Connectors
- Modular jacks
- Modular jack with LED (no transformer)
- Modular Jack with transformer
- SMT modular jacks
- Modular plugs
- SFP & XFP & QSFP connectors
- Ethernet magnetic transformers
- Keystone Jacks
- IDC wire connectors
- CAT3 keystone jacks
- ADSL modular adapter & Telephone jack adapter
- Wired telephone jacks
- LSA-PLUS modules
- Krone IDC block PCB-Plus
Waterproof Connectors
- Waterproof ethernet connectors
- Waterproof USB type-C connectors
- Waterproof USB 3.0 connectors
- Waterproof USB 2.0 connectors
- Waterproof HDMI connectors
- Waterproof Fiber optic connectors
- Waterproof D-SUB connectors
Automotive Connectors
- Automotive Connectors
- Automotive Connectors
- Automotive Connectors
- Automotive Connectors
- Automotive Connectors
- Automotive Connectors
- OBD Automotive Connectors
- OEM Automotive Connectors
- ECU connectors
New Energy Vehicle Parts & Accessories
- Plastic HV connectors
- Metal HV connectors
- ESS HV connectors
- HV junction box
- Manual Service Disconnect (MSD)
- EV Power Distribution Unit (PDU)
- EV DC/DC Converter
- EV On Board Charger
- EV On Board Charger + DC/DC Converter
- EV charging connectors
- HVDC Relays
Battery Connectors & Battery holders
- Coin cell holders
- 18650 Battery holders
- AA battery holders & UM-3 battery holders
- AAA battery holders & UM-4 battery holders
- Battery power connectors
- Power pole connectors
- Euro Forklift battery connectors
- Lithium battery connector
- Battery Bolts Connectors
- 9V Battery connectors
- Laptop battery connectors
- Multi-Beam power connectors
Sound sources
- SMD piezo buzzers
- SMD magnetic buzzers
- Internal driven piezo buzzers
- Externally driven piezo buzzers
- Internal driven Magnetic buzzers
- Externally driven magnetic buzzers
- Mechanical buzzers
- Miniature speakers
- Multimedia speakers
- Microphones
- Piezo diaphragms
- MEMS micphones
- Dynamic Micphones
Switches
- Rocker switches
- Micro switches
- Tactile switches
- Waterproof tactile switches
- DIP switches & SIP switches
- Toggle switches
- Push switches
- Pushbutton switches
- LED pushbutton switches
- Slide switches
- Telephone hook switches
- Coded rotary switches & Rotary switches
- Multi-directional switches
- Detector switches
- Switch caps
- Automotive switches
Wiring Accessories
- PCB spacer supports
- Cable clamp & Wire clip & Wire saddle
- Cable ties
- Cable glands
- Cable clips
- Wiring ducts
- Nylon screws nut bushing
- Snap rivets
- Strain Relief Bushings
- Rubber foots
- Electronic components protection
- Cable markers
Cable Assemblies
- FFC/FPC cables
- Flat cables
- Rainbow ribbon cables
- IDC cable assemblies
- USB cables
- Power cords
- Wire harness
- LAN cables & Fibre-optic patch cables
- Phone cords
- SATA cables
- D-SUB cables & VGA cables
- SCSI cables
- Audio Video adaptor cables
- XLR audio cables
- RCA audio cables
- Mono & Stereo audio cables
- HDMI cables & DVI cables
- DC cables
- S-Video cables
Energy Meter Accessories
- Energy meter counters
- Energy meter manganin shunts
- Energy meter current transformers
- Energy meter terminal blocks
- Energy meter casings
- DIN-rail energy meters
- Gas meters
- OEM Russia energy meter
Optoelectronics
- SMD LEDs
- Character LCD module
- Graphic LCD module
- LED dot matrix display
- Single LED numeric display
- Double LED numeric display
- Three LED numeric display
- Four LED numeric display
- LED digit alphanumeric display
- LEDs
- LED indicator lights
- LED spacer support
Discrete Semiconductors
- Bridge rectifiers
- Standard recovery diodes
- High efficient rectifier diodes
- Fast recovery diodes
- Super fast recovery diodes
- Schottky barrier rectifiers
- Transient voltage suppressors diodes (TVS diodes)
- Zener diodes
- Small signal diodes & Switching diodes
- Silicon bidirectional diacs
- High voltage diodes
- ESD protection diodes
- Pressfit diodes
Circuit Protection Components
- SMD fuses
- SMD PTC resettable fuses
- DIP PTC resettable fuses
- Push Button reset circuit breakers
- 3.6x10mm Fuses
- 4x15mm Fuses
- 5.2x20mm Fuses
- 6.3x25mm Fuses & 6.3x30mm Fuses & 6.3x32mm Fuses
- Fuse holders & Fuse clips
- Panel fuse holders
- Gas discharge tube arresters
- Thermal fuses
- Automotive Passenger Car Fuse
- Blade Fuse Holder
Potentiometers
- Cermet potentiometers
- Trimmer potentiometers
- Wire wound potentiometers
- Potentiometer knobs
- Dimmer potentiometers
- Rotary potentiometers
Resistors
- Power resistors
- PTC thermistors resistors
- Varistor resistors
- Network resistors
- SMD resistors
- Film Fixed Resistors
- Precision metal film fixed resistors
- Metal oxide film fixed resistors
- Cement fixed resistors
- Photosensitive resistors
- NTC thermistors resistors
Inductors
- Axial conformal coated inductors
- Dip power choke inductors
- SMD power inductors
- High current choke inductors
- Toroidal power chokes
- Adjustable inductors
- Common mode chokes
- SMD multilayer beads
- SMD multilayer inductors
- SMD chip inductor(Plastic Molded)
- High frequency transformers
- Nanocrystalline magnetic cores
Capacitors
- LELON capacitors
- Aluminum electrolytic capacitors
- Film capacitors
- Ceramic capacitors
- SMD Multilayer Ceramic Capacitors
Crystals & Oscillators & Resonators
- 32.768KHz Crystal units
- Crystal resonators
- Crystal oscillators
- Quartz crystal filters
- Ceramic resonators
- Ceramic filters
- Ceramic discriminators
- MEMS crystals
Encoders
- 10mm EC10 Rotary encoders
- 11mm EC11 Rotary encoders
- 12mm EC12 Rotary encoders
- 16mm EC16 Rotary encoders
- Ring encoders
Sensors
- Electrochemical gas sensors
- PID sensors
- Semiconductor gas sensors
- Infrared gas sensors
- Catalytic combustion gas sensors
- MEMS gas sensors
- PM2.5 Dust sensors
- Thermopile sensors
- Water quality detection sensors
- Pyroelectric infrared sensors
- Float level sensors
- Proximity switches
- Proximity sensors
  - Capacitive proximity sensors
  - Inductive proximity sensors
- Photoelectric sensors
  - Square photoelectric sensors
  - Circular photoelectric sensors
  - Slot photoelectric sensors
- Color sensors
- Label sensors
- Fiber-optic sensors and fibers
- Light curtain sensors
- Ultrasonic sensors
- Pressure Sensors
  - Diaphragm pressure sensors
  - Differential pressure sensors
  - Silicon pressure sensors
  - Pressure sensors core body
- Flow sensors
- RTD temperature Sensors
Enclosures
- Waterproof enclosure with metal screws
- Waterproof enclosures with plastic screws
- Wall mounting enclosures
- Din rail enclosures
- Handheld enclosures
- Plastic junction boxes
- Plastic cases
- Digital desktop general shells
- PLC industrial control boxes
- Communication network boxes
- Desktop instrument shells
- Door reader housing
- Monitor shells
- Drive power housing
- Push button boxes
- Remote control housing
- Aluminum waterproof enclosures
- Plastic waterproof enclosures 3
Relays
- Signal relays
- Power relays
- Automotive relays
- Solid State relay
- HVDC relays
- High power metering relays
- High-Freguency relays
- Relay sockets
- Digital Time relays
Fans
- DC fans
- AC fans
- DC blowers
- LED fans
- DC cross flow fans
- AC cross flow fans
- Fan accessories
Motors
- DC gear motors-reduction
- DC brush motors
- DC brushless motors
- DC brushless gear motors-reduction
- DC stepper motors-reduction
- DC PM motors
- Hybrid stepper motors
- Linear hybrid stepper motors
- Permanent magnet stepper motors
Heat sinks
- Channel heat sinks
- Plug in heat sinks
- Extruded heat sink with solder pin
- Extruded heat sink with Slide on
- SMD copper style heat sinks
- LED lighting heat sinks
Tools
- Auto cig plugs
- Heat shrinkable tubing
- PVC insulation tapes
- Security camera DC power connectors & adapters
- Solderless breadboards
- Solderless jumper wires
- Solder tools
- Alligator clips & crocodile clips

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Tel: 86-574-8682 8566
Fax: 86-574-8682 4882
E-Mail: sales@klsele.com

You are here: Home > Products > Sensors > Semiconductor gas sensors

Semiconductor gas sensors

KLS26-MQ-2

Methane gas sensor & Nature gas detection gas sensor

KLS26-MQ-4

LPG detection sensor

KLS26-MQ-5

Hydrogen sensor

KLS26-MQ-8

High concentration ozone gas sensor

KLS26-MQ-131

Hydrogen sulfide gas sensor

KLS26-MQ-136

Ammonia gas sensor

KLS26-MQ137

Organic vapor gas sensor

KLS26-MQ-138

KLS26-MQ-303B

Low concentration ozone gas sensor

KLS26-MQ-131

Carbon monoxide sensor

KLS26-MQ-7B

CO Detection sensor & CH4 Detection sensor

KLS26-MQ-9B

Smoke gas sensor

KLS26-MP-2

KLS26-MP-3B

Nature gas sensor & Combustible gas sensor

KLS26-MP-4

Propane gas sensor & Flammable LPG gas sensor

KLS26-MP-5

Carbon monoxide gas sensor

KLS26-MP-7

Registration(4803)