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Easyzone NA
VAF
Webserver
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(8) ETA
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ETA
Humidity
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Fire & Smoke Actuators
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RetroFIT
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55 Series
56 Series
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65 Series
66 Series
67 Series
70 Series
Industrial thermoregulation
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Monitoring Relay
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PLR - PROGRAMMABLE LOGIC RELAYS
Products for railway applications
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Socket
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Timers
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WithEnclosure
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MIS
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GeothermalControls
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Henrich Electronics
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Honeywell Building Management & Automation
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Bacnet Series Gateways
Bosch AC
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EDGE 414
EDGE 514 AND 534 Device Restriction Removal
EDGE 514 N4
EDGE 534 N4 HARDWARE AND LICENSES
EDGE Factory Upgrades
EDGE VAV
Monnit Sensors Supported
NetworkThermostat
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Plug-In-Sensor
Probe
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Obsolete
Peco
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Occupancy Sensor
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QELSafety
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SCE-SaginawControlandEngineering
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ULRating1
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ULRating12,4
ULRating12,4,4X
ULRating3R
ULRating3R,12
ULRating3R,12,4
ULRating3R,12,4,4X
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ULRatingIS11
ULRatingIS19
ULRatingIS20
ULRatingIS22
ULRatingIS24
ULRatingIS25
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WD Series Water Detection
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SEDNA Mesh Multi-Family Protection System
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SEDNA Residential Water Leak Protection
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SMART Valves and KITS
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Strap
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Fuses
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Temperature Probes Thermocouples
Thermometers
Uei|Black Friday, Black Friday
TPICorp
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Smart Buildings Academy Courses
SmartBuildingsAcademyCourses
Veridify
Veris
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HIVIZandCAMO
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Tools for bicycles and e-bikes
Joker
Kraftform Kompakt
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Impact Driver Series
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Tools for bicycles and e-bikes
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Tools for bicycles and e-bikes
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Wera 2go
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AIRZONE
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Aidoo Pro
Aidoo Wifi
Aidoo Z-Wave
Easyzone NA
VAF
Webserver
BAPI
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(8) ETA
Accessories
Air Quality
Averaging
Cafeteria Solutions
ETA
Humidity
Manufacturing
Panels
Pressure Sensor
Temp Non Room
Temp Room
Thermowell
Wireless
Belimo
All Belimo
Actuators
All Actuators
Accessories
Airflow Measurement and Control
Fail-Safe Actuators
Fire & Smoke Actuators
Linear Actuators
Non Fail-Safe Actuators
Outdoor Protected Actuators
Quick Running Actuators
RetroFIT
Sensors and Meters
All Sensors and Meters
Accessories
Duct Sensors (Air)
Gas Monitoring Devices (Air)
Meters (Water)
Outdoor Sensors (Air)
Pipe Sensors (Water)
Room Sensors (Air)
Systems
All Systems
Accessories
Bus Integration
IoT Actuators
Valves
All Valves
Accessories
Ball Valves
Butterfly Valves
Characterized Control Valves
Energy Valve
Globe Valves
Potable Water Valves
Pressure Independent Control Valves
Zone Valves
Cimetrics
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Contactor
Industrial
All Industrial
46 Series
55 Series
56 Series
60 Series
62 Series
65 Series
66 Series
67 Series
70 Series
Industrial thermoregulation
Industrial|46 Series, Finder
All Industrial|46 Series, Finder
Industrial
Monitoring Relay
P.C.B. Relays
PLR - PROGRAMMABLE LOGIC RELAYS
Products for railway applications
Relay interface modules
Socket
Solid State Relays (SSR)
Timers
Functional Devices
All Functional Devices
Accessories
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Accesories
Accessories
KeyLatch
MountingTrack
Replacement
SubPanel
CurrentSensorRelayCombos
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CombinationRelay
Enclosed
Transducers
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CombinationRelay
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RemoteSensor
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Plastic
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WithEnclosure
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Power
Transformers
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UsTransformers
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Enocean
EnoceanRelays
Michelle
Greystone
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Air flow switch
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DPR
Carbon Dioxide Sensor
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IAQ
FLO
INTERFACES
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MIS
MIS
PRESSURE
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DPR
MIS
WPR
Room Air Quality
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IAQ
Room Air Quality Monitor
All Room Air Quality Monitor
IAQ
Room Carbon Dioxide Sensor
All Room Carbon Dioxide Sensor
IAQ
Te200
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Te200 Type12
Te200 Type13
Te200 Type14
Te200 Type2
Te200 Type20
Te200 Type24
Te200 Type5
Te200 Type6
Te200 Type7
Te200 Type8
Te200Type12
Te200Type13
Te200Type14
Te200Type2
Te200Type20
Te200Type24
Te200Type5
Te200Type6
Te200Type7
Te200Type8
Temperature Switch
All Temperature Switch
Tth High Temp Switch
Ttl Low Temp Switch
Water Detector
HBXControls
All HBXControls
Accessories
BoilerControls
GeothermalControls
SnowMelt
SparesAccessories
Thermostats
WirelessControls
Henrich Electronics
All Henrich Electronics
DinRailManaged
DinRailUnmanaged
Honeywell Building Management & Automation
All Honeywell Building Management & Automation
Accessories
Air Pressure
Air Quality Sensor
Field Devices
All Field Devices
Actuators
Economizer
HVAC and industrial Products
HVAC Sensors
Pneumatics
Remote Temperature Controllers
Thermostats
Valves
Variable Frequency Drives
Power Meter
Pressure Control
Smart Meter
All Smart Meter
Class 1000 Meter
Class 2000 Meter
Class 3200 Meter
Class 3400 Meter
Class 5000 Meter
Temperature Control
Valve Linkage
Honeywell Centra
Intesis
All Intesis
AC Interfaces MIU
Bacnet Series Gateways
Bosch AC
Cloud Control
Daikin AC
All Daikin AC
PCB Socket
Daikin RC
Intesis AC Interfaces
KNX Series Gateways
Midea AC
Mitsubishi Heavy
Modbus Series Gateways
Protocol Routers
Protocol Translator
Smarthome
Wifi Multi Protocol Wmp Series Gateways
Wireless
iOHVACControls
All iOHVACControls
Accessories
Actuators&Accessories
BalancingDampers
Bypass
Carrier
FreshAir
NoActuators
OtherControls
OutsideAirDampers
Relays
Retro
Rheem
All Rheem
Ruud
Security
Temp-Stat&Conceal-A-Stat
Thermostats
Trane
TwoPosition,3-Wire
TwoPosition-Rectangular
TwoPosition-Round
Ventilation
ZoneOneTwoPosition
Zoning
JohnsonControls
All JohnsonControls
Actuators
Controllers
PressureIndependentValves
Thermostats
Valves
KMC Controls
All KMC Controls
Accessory
Actuator
AppStat
Controller
Enclosure
FlexStat
Gateway
Net Sensor
NetSensor
Relay
Router
Sensor
Software
Transducer
Tstat
Valve
Lynxspring
All Lynxspring
Accessories
EDGE 414
EDGE 514 AND 534 Device Restriction Removal
EDGE 514 N4
EDGE 534 N4 HARDWARE AND LICENSES
EDGE Factory Upgrades
EDGE VAV
Monnit Sensors Supported
NetworkThermostat
All NetworkThermostat
Accessory
Plug-In-Sensor
Probe
Sensor
Thermostat
Obsolete
Peco
All Peco
Occupancy Sensor
Thermostats
QELSafety
All QELSafety
Accessories
Controllers
Sensors
SCE-SaginawControlandEngineering
All SCE-SaginawControlandEngineering
Accessories
ULRating1
ULRating12
ULRating12,4
ULRating12,4,4X
ULRating3R
ULRating3R,12
ULRating3R,12,4
ULRating3R,12,4,4X
ULRatingAccessories
ULRatingIS11
ULRatingIS19
ULRatingIS20
ULRatingIS22
ULRatingIS24
ULRatingIS25
Schneider-electric
Senva
All Senva
Analog Current Sensing
Current Sensing
Dry Pressure
Energy Measurement
Gas Monitoring
Humidity
Indoor Air Quality
IoT Solutions
Relays
Remote LED Displays
Temp Recessed Value
WD Series Water Detection
Wet Pressure
Siemens
All Siemens
Air
PneumaticControls
Room Units
RoomUnits
Sensors
Thermostats
Water
SINOPE
All SINOPE
Accessories
Interface
Interlock kit
Multi-Controller
Non Programmable
SEDNA Mesh Multi-Family Protection System
All SEDNA Mesh Multi-Family Protection System
Accessories
Ball Valve
Mesh Actuator
Mesh Gateway
SEDNA Residential Water Leak Protection
All SEDNA Residential Water Leak Protection
SMART Valves and KITS
Wireless Sensors
Thermostat
WIFI - Apple Homekit Compatible
All WIFI - Apple Homekit Compatible
ENERGY
ZIGBEE Ecosystem
All ZIGBEE Ecosystem
Energy
Gateway
Lighting
ZIGBEE gateway
SJE RHOMBUS
All SJE RHOMBUS
Alarm Systems
Spartan
All Spartan
Accessories
Actuator
Linkage
System Valve
Thermostat
Zone Valve
Speciality
All Speciality
Serge Baril Heat Tracing
All Serge Baril Heat Tracing
Pre Packaged Self Regulating
SergeBarilHeatTracing
All SergeBarilHeatTracing
PrePackagedSelfRegulating
Tasseron
All Tasseron
Accessories
Gas & Specialty Sensors
All Gas & Specialty Sensors
Duct
Room
Humidity
All Humidity
Button
Duct
Outdoor
Room
Temperature Sensors & Transmitters
All Temperature Sensors & Transmitters
Accessories
Average
Average Flange
Button Sensor
Cable
Duct
Duct Flange
Duct Galv Box
Immersion
Immersion Flange
Immersion Galv Box
Outdoor
Remote
Room
Strap
TCS
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Accessories
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Hvac Controllers
HvacControllers
Lighting Controllers
LightingControllers
Refrigeration Controllers
RefrigerationControllers
Sensors
Thermostats
TECHSAVER
Tools
All Tools
Uei
All Uei
Accessories
Carrying Cases
Clamp Meters
Combustion
Fuses
Humidity Testers
Lab Scope
Leak Detectors
Multimeters
Pressure Meters
Refrigeration
Smartphone Adapters
Specialty Testers
Temperature Probes Thermocouples
Thermometers
Uei|Black Friday, Black Friday
TPICorp
All TPICorp
Thermostats
Training
All Training
Smart Buildings Academy Courses
SmartBuildingsAcademyCourses
Veridify
Veris
VetoProPac
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BackOutSeries
BackPackSeries
BuildSeries
CargoTotes
ContractorSeries
DrillBags
FireandSafetyBags
HIVIZandCAMO
LaptopSeries
MachineBags
RangeBags
TechSeries
ToolPouches
Wheelers
Wrenchers
VetoProPac|VetoProPac
All VetoProPac|VetoProPac
TechSeries
Wera Tools
All Wera Tools
Bits, Holders, Adaptors and sets
All Bits, Holders, Adaptors and sets
Tools for bicycles and e-bikes
Joker
Kraftform Kompakt
All Kraftform Kompakt
Impact Driver Series
L-Keys
All L-Keys
Tools for bicycles and e-bikes
Ratchets and Accessories
Ratchets and Accessories, Ratchets and Accessories
Roller cabinet and foam inserts
Screwdrivers
Screwdrivers, Kraftform Kompakt
Series Soft-Faced Hammers
All Series Soft-Faced Hammers
Tools for bicycles and e-bikes
Tools by trade
Tools by trade, Torque Tools
Tools by trade, Wera 2go
Tools for bicycles and e-bikes
Tools for Electricians
All Tools for Electricians
Tools by trade
Tools by trade, Torque Tools, Torque Tools
Tools by trade, Wera 2go
Tools for Electricians, Joker, Tools by trade
Torque Tools
All Torque Tools
Tools for bicycles and e-bikes
Wera 2go
WirelessLumenRadio
All WirelessLumenRadio
WirelessBACnet
WirelessModbus
Kaiterra
All Kaiterra
Airquality
Home
Senva
Energy Measurement
CTS221A
Senva
CTS221A
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CTS221A
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Description
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Description
Standard 18mm CT center 1 x 21 100A solid core CT
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