frequency monitors (line frequency)
frequency monitors (line frequency)
lutron fc-422d frequency meter
contact us for detail
frequency monitors (line frequency)
lutron lf-423 line frequency monitor
contact us for detail
categories
- testo
- clamp meter
- clamp meter adapter
- data logger
- digital manifold kit
- digital multimeter
- gas analysers
- high-precision vane probe
- hot wire probe (digital)
- humidity
- light
- ph meter
- rpm
- smart probe series
- sound
- tachometer
- temperature
- testo 440
- thermal imager
- thermohygrometers
- vane anemometer
- velocity
- voltage tester
- view all
- techgear
- mornsun
- ac/dc converter
- dc/dc converter
- emc auxilary device
- ac/dc converter on board mounting
- ac/dc enclosed power supplies
- ac/dc enclosed smps
- ac/dc power supply
- can/485/232 bus interface
- car power
- compact ac/dc converter
- dc/dc - wide input
- dc/dc converter of wide input
- dc/dc converter specialized for photovoltaic
- dc/dc fixed input
- embedded dc-dc converter
- emc auxiliary device
- high power density lof
- igbt driver
- led driver
- metal din rail lif
- open frame power supply
- other optional mounting
- plastic din rail li
- power supply for medical application
- signal converter
- switching regulator
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- keysight
- ac power analyzers
- ac power source
- accessories
- adapters and connectors
- application-specific test systems and components
- axle chassis controllers
- bench top lcr meter
- bit error ratio testers
- calibration module and kits
- clamp meter
- data acquisition unit/datalogger
- dc power analyzer
- dc power supply
- device current waveform analyzers
- digital multimeter
- frequency counter products
- high-speed digitizers and multichannel data acquisition solutions
- in-circuit test
- insulation resistance tester
- lcr meter & impedance measurement product
- logic analyzer
- materials test equipment
- network analyzer
- noise figure analyzers and noise sources
- oscilloscope
- parameter and device analyzers, curve tracers
- picoammeter and electrometer meters
- power meter + power sensor
- precision meter/lcr meter/impedance analyzer
- protocol analyzers and exercisers
- pxl chassis and controllers
- signal generator
- spectrum analyzer
- view all
- standex
- reed switches
- reed sensors & magnets
- reed relays & optocouplers
- fluid sensors & floats
- power magnetics
- 530-70 series optocouplers
- b12450 series magnetic float
- b12469 series magnetic float
- b12482 series magnetic float
- bt/bts series reed relay
- cls series capacitive level sensor
- crf series reed relay
- crr series reed relay
- custom liquid flow sensors
- custom reed relays
- dip series reed relay
- fps-b series (hvac/r) liquid level sensor
- fps-l series (hvacr) liquid level sensor
- fps-t series (hvac r) liquid level sensor
- h series reed relay
- he series reed relay
- hf series reed relay
- hi series reed relay
- hls series hall effect level sensor
- hm series reed relay
- kofu reed switch ord 324
- kofu reed switch ord211
- kofu reed switch ord213
- kofu reed switch ord219
- kofu reed switch ord221
- kofu reed switch ord2210
- kofu reed switch ord228vl
- kofu reed switch ord229
- kofu reed switch ord611
- kofu reed swtich ord 311
- ksk or sw gp501 series reed switch
- kt series reed relay
- ls01 series liquid level sensor
- ls02 series liquid level sensor
- ls03 series liquid level sensor
- ls04 series liquid level sensor
- mk23-46 surface mount reed switch
- mrx series reed relay
- ms01-nbr series magnetic float
- ms01-pa series magnetic float
- ms01-pp series magnetic float
- ms02-nbr series magnetic float
- ms02-pa series magnetic float
- ms02-pp series magnetic float
- ms03-pp series magnetic float
- ms04-pp series magnetic float
- ms06-pp series magnetic float
- ms07-pa series magnetic float
- ms08-pp series magnetic float
- ms09-s series magnetic float
- ms10-s series magnetic float
- photo mosfet relay
- planar magnetics
- r11774 series liquid level sensor
- r12072 series liquid level sensor
- r12180 series liquid level sensor
- r12349 series liquid level sensor
- r12372 series liquid level sensor
- r12431 series liquid level sensor
- r12456 series liquid level sensor
- r12468 series liquid level sensor
- rm05-8a-sp series reed relay
- series optocouplers
- shv reed relay
- sil series reed relay
- smp-21 photo-mosfet relay
- smp-23 photo-mosfet relay
- smp-30 photo-mosfet relay
- smp-31 photo-mosfet relay
- smp-36 photo-mosfet relay
- smp-37 photo-mosfet relay
- smp-38 photo-mosfet relay
- smp-40 photo-mosfet relay
- smp-47 photo-mosfet relay
- smp-74 photo-mosfet relay
- ums series reed relay
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- clover display
- ece
- board to board
- board to wire
- connectors
- epj
- i/o battery
- industrial control switch
- machine pin socket
- others
- reed sensor
- relays
- resettable fuse
- switches
- terminal block _ wire to pcb type
- terminal blocks
- terminal blocks _ high power type
- terminal blocks _ plug in type
- terminal blocks _ screwless type
- usb
- view all
- fudan
- mec
- degson
- omron
- proximity sensors
- 1/0 - link
- accessories
- air flow sensor
- air particle sensor
- analog input/output unit
- area sensors
- articulated robots
- automation systems
- axial fans
- basic switches (z-size)
- built-in amplifier
- clean equipment
- common accessories
- communications interface units
- condition monitoring device
- condition monitoring sensors
- contact sensors / liquid leakage sensors
- contactors
- control components (economy type)
- cp _ programmable controllers
- cpu units
- digital input / output unit
- digital panel indicators
- displacement sensors for differentiation list
- electrode holders / electrodes
- emergency stop switches
- fiber amplifier
- flexible safety units
- general-purpose horizontal
- heater burnout detection
- heater control
- high precision measurement sensor
- i/o link master unit
- i/o relay terminals
- industrial robots
- key-type selector switches
- level switches _ floatless level controllers
- limit switch connector
- limit switches _ general purpose horizontal
- limit switches _ general-purpose vertical
- liquid leakage sensors
- low voltage switching gears
- lower voltage switching gears
- machine automation controllers
- 卡塔尔世界杯中国足球赛事 & monitoring relays
- mobile robots
- multi-pole switches
- non-lighted push button switch
- nx-series 1/o system
- on-site flexible rod switches
- pcb relays
- photomicro sensors
- plateau head
- power controllers
- power relay _ for built in
- power supply units
- pressure sensors / flow sensors
- proximity sensors
- push button 30mm diameter panel hole
- push buttons / indicator lamps
- related equipment
- relay base
- relay special-purpose list
- relays
- rfid units
- robot controllers
- rotary encoders
- rotary encoders _ incremental
- safety control unit nx-series
- safety controllers
- safety door switches
- safety drives
- safety edges
- safety key selector switches / enabling grip switches
- safety laser scanners
- safety light curtains
- safety limit switches
- safety mat
- safety network controllers
- safety relays
- sensors fiber units
- smart camera
- smart measurement and power monitor
- smart power monitor
- socket / plug-in type
- software
- solid-state relays
- square/rectangular-body type
- switch mode power supplies
- switches
- temperature controllers
- terminal relays
- thermo-humidity station, illumination sensor
- three-phase motors
- thumbwheel switches
- ultrasonic sensors
- uninterruptible power supply (ups)
- uv-light curing systems
- vision sensors/machine vision systems
- voltage detection
- water leak detectors
- wiring systems
- view all
- sunon
- lascar
- mean well
- sanwa
- rigol
- fluke
- adapters and cables
- air velocity
- building infrastucture
- clamp meter
- current clamp
- current clamps and probes
- digital multimeter
- earth ground tester
- ma loop calibrator
- multifunction calibrator
- power quality analyzer
- pressure calibrator
- temperature measurement
- thermal cameras
- thermal imaging and ir lenses
- thermometer
- view all
- lutron
- 3 phase rotation, motor testers
- aca leakage meter
- accessories
- adapters for multimeter & clamp meter
- anemometers ( vane type, hot wire)
- anemometers (hot wire)
- barometers
- bench meters
- cable checker/cable identifier
- car testers, automotive testers
- carbon monooxide meter
- chlorine meter
- clamp meter
- clamp meters (power clamp)
- co2 (carbon dioxide) meter
- conductivity meter, tds meter
- controller (alarm/monitor)
- dmm, mulitimeter
- education products
- electromagnetic field testers, emf testers (low frequency)
- environment meter
- fork current (ac/dc) tester
- frequency monitors (line frequency)
- ha series
- heat index wbgt meter
- humidity/temp./dew point meter (hygrometers)
- inductance decade box
- insulation tester
- lcr meter
- light meter
- manometers
- milliohm meters
- monitor
- monitor/data recorder
- o2 meter
- oxygen meters (dissolved oxygen meters)
- ph meters
- photo sensor (photo interrupter)
- power analyzers, watt meters
- pressure sensor
- proximity sensor
- recorder / data recorder
- rs-232 converter, controller/monitor
- scales, balances
- sound level meters
- tachometers
- thermometers (infrared, non-contact thermometer)
- thermometers (pt 100 ohm)
- turbidity meter
- usb power to dc 9v converter
- vacuum meter
- vibration
- water quality meters (pure water tester)
- weather/sport meters
- wi-fi converter
- view all
- trontex
- utc
- gw instek
- ac ground bond tester
- ac millivolt meter
- ac power meter
- ac power supply
- automatic distortion meter
- battery meter
- dc electronic load
- dc milli-ohm meter
- dc power supply
- digital clamp meter
- digital ic testers
- digital multimeter
- digital oscilloscope
- frequency counters
- function generator
- lcr meters
- leakage current testers
- logic probe & pulser
- multiplex scanner box
- power electronics modules
- power electronics training systems
- precision current shunt meter
- safety testers (hi-pot tester)
- signal generator
- spectrum analyzer
- view all
- hakko
- kyoritsu
- pro'skit
- atmel
- wincap
- tak cheong
- everlight
- fairchild
- lrc
- msb
- salipt
- comet
- molex
- nxp
- sg micro
- yageo
- anmo
- atten
- benetech
- bourns
- ac surge protective devices
- chip inductors
- circuit protection
- common mode chokes
- connectors
- contacting encoders
- continuity
- digital subscriber line products (dsl)
- diode
- dongle
- led shunt protectors (lsps)
- network interface devices
- optical encoders
- power inductors
- protection - station
- protection connector blocks
- protection plug
- resettable fuses
- surge protective devices
- transformers
- trimmer
- view all
- bright
- camel
- data acquisition (daq) / oscilloscopes / memory recorders
- dc
- delta
- eemb
- extech
- accessories
- air flow meters
- air quality meters
- automotive meters & testers
- batteries & power adaptors
- battery testers
- borescopes & video inspection cameras
- cable tracers
- calibrators
- circuit identifiers
- clamp meter
- continuity tester
- decade boxes
- distance meters
- electromagnetic field meters
- force gauges
- gas detectors and analyzers
- ground resistance testers
- heat index meter
- humidity meters / hygrometers
- industrial
- lcr meters
- light meters
- magnetic field meters
- megohmeters | insulation testers
- milliohm | micro-ohm meters
- moisture meters
- multimeters
- oscilloscopes
- pedometers
- phase rotation | motor rotation indicators
- pid controllers
- soil moisture
- view all
- gcc
- goodsky
- hioki
- ac/dc current box
- ac/dc current probe
- ac/dc current sensor
- accessories
- automatic test equipment
- battery testers
- clamp meter
- compact data loggers
- current probe, sensor
- data acquisition (daq) / oscilloscopes / memory recorders
- data logger
- digital multimeters
- dmm station
- ground resistance testers | earth ground testers
- ground testers voltage detectors phase detectors
- insulation testers megohmmeters
- lcr meters impedance analyzers
- lcr test fixtures
- magnetic field temperature sound | lux | rotation
- memory recorder options
- multichannel loggers
- power analyzer
- power meter
- power quality analyzer
- resistance meters
- signal generators
- solar panel, photovaltaic (pv) system maintenance
- specialized solution
- super megohm meters
- view all
- hongfa
- inchange
- jimson
- joyin
- linx
- liteon
- megger
- accessories
- archive
- cable fault, test and diagnostics
- cable height meters
- circuit breaker
- current transformer testing
- earth testing
- electrician's testers
- instrument transformer testing
- insulation testing
- low resistance ohm meter
- motor and generator testing
- otsaf series
- partial discharge testing
- power transformer testing
- protection system tools
- relay and protection testing
- resistance, battery and power quality
- view all
- mercury
- others - electrical, electronic & instruments
- proant
- external antenna _ ex-it
- inside 2400 triangular antenna
- inside 434 mhz antenna
- inside gsm/868 mhz flex antenna
- inside gsm/dcs antenna
- inside gsm/nb-iot antenna
- inside gsm/nb-iot flex antenna
- inside wlan square antenna
- inside wlan triangular antenna
- niche pcb printed antenna
- onboard smd antenna
- onboard smd evaluation boards
- outside 2400mhz
- outside gp through hole
- outside gp wall
- view all
- sanrex
- semikron
- sentry
- shallin
- shinko
- spectrol
- sun
- thermometer
- tzone
- vishay
- walsin
- view all