Sensors

Humidity Sensors, PIR, Thermostat and Pressure Switches

Displaying 1 to 24 (of 45 products)
Air Quality Sensor - AQS
Air Quality Sensor - AQS
£ 98.29 now £ 65.00
Provides fully automatic control. Detects contaminants such as cigarette smoke, body odours, toilet odours and cooking smells. Activates ventilation system when preset threshold is reached. Can ...
Digital Room Thermostat - DRT
Digital Room Thermostat - DRT
£ 57.96
Digital room thermostat with set-point adjust. Change-over contacts for both heat and ventilation. Electronic not mechanical switching. Rated at 5 amps, (3 amps inductive)....
Differential Pressure Switch - 20 - 300 Pa - IP65
Differential Pressure Switch - 20 - 300 Pa - IP65
£ 71.17
Differential Pressure Switch - FPS2 - working range - 20 - 300 Pa - IP65 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are...
Manrose Humidistat - 1361
Manrose Humidistat - 1361
£ 65.00
Variable from 20 to 90 degrees relative humidity. Is usually fitted remotely to the fan. Humidity AND over-run timer....
PIR Sensor - PIR4
PIR Sensor - PIR4
£ 29.62
A PIR detector ideal for use in buildings, stairwells, corridors, warehouses, toilet lobbies or any area where ventilation or lighting is only required upon occupancy. Features • Fits standard 1 g...
Remote Humidistat - XRH
Remote Humidistat - XRH
£ 79.00
Automatically switches on when the relative humidity reaches an adjustable preset point and off again when it drops. Features Pull cord override switch. Fan Indicator light. Surface or recess moun...
Room Humidistat - HS1_hdt
Room Humidistat - HS1_hdt
£ 113.39
Electronic Room humidistat to monitor humidity levels of 30-100 %RH suitable for switching extract fans, alarms or de-humidifiers ~ Set of volt free changeover contacts ~ Rating 5Amp, 2A inductive...
Commercial Thermostat - TH16
Commercial Thermostat - TH16
£ 129.00
Product description. * Thermostat for controlling fans depending on the air temperature. * It is possible to operate the fan with increasing or decreasing air temperature mode selected. ...
Gas Interlock system with Keyswitch
Gas Interlock system with Keyswitch
£ 171.94
The GVI-001 is a gas interlock control system that either pressure switches or current sensors to prove airflow and when that airflow is proved then a electrical supply is made available to the gas v...
SCHT-AD Intelligent elements for demand controlled ventilation
SCHT-AD Intelligent elements for demand controlled ventilation
£ 1,180.60
SCHT-AD Intelligent elements for demand controlled ventilation Ambient CO2 sensor, temperature and relative humidity with display...
TG-K Duct temperature sensor
TG-K Duct temperature sensor
£ 64.08
Duct temperature sensor. used in conjunction with electric heater and controller. NTC type with linear scale. Protection class IP20. Models: - TG-K330: from 0 to 30ºC. - TG-K360: from 0 to 60º...
TG-R room temperature sensor
TG-R room temperature sensor
£ 64.64
Used in conjunction with electric heaters and controllers. NTC type with linear scale. Range of temperature 0-30ºC. Protection class IP30. 2 models: - Room sensor with set point adjustment, 0-3...
BEAS-control module
BEAS-control module
£ 217.64
BEAS-control module Control module that can adapt theall/nothing proportional input signal of a detector or a probe to control a motorised flap, or a two-speed single phase or DC_fan, in minimum/...
TG-K3/NTC10-01 -  Duct temperature sensor
TG-K3/NTC10-01 - Duct temperature sensor
£ 38.54
Duct temperature sensor. Used in conjunction with electric heater and controller. NTC type with linear scale. Resistance from 1.7K to 177K. Protection class IP20. -30 to +70 degrees C Compatible ...
SCO2-A Ambient CO2 and Temperature Sensor
SCO2-A Ambient CO2 and Temperature Sensor
£ 526.32
SCO2-A Ambient CO2 and Temperature Sensor for use in S&P on demand ventilation systems....
Thermostat - Adjustable Room Thermostat - 230V
Thermostat - Adjustable Room Thermostat - 230V
£ 28.90
Thermostat for wall mounting in a room to switch fans on or off at required temperature. Mechanical type switching...
S-ET 10 Motor Protection
S-ET 10 Motor Protection
£ 48.75
The S-ET 10 (for wall mounting) switch off the supply voltage to the motor when the thermal contact in the motor windings is tripped. The motor protector is connected to a 230V supply and also to the ...
AES-Fire control unit
AES-Fire control unit
£ 686.37
AES-0,37KW,D, control unit • Exhaust air and smoke extraction switchgear with direct switching • All functions in accordance with VDMA 24177 / DIN/VDE 0660 • In plastic housing • Motorpr...
Pulser Temperature control
Pulser Temperature control
£ 119.73
Pulser Temperature control Electronic temperature control The Pulser is a single or two-phase temperature regulator for controlling heater batteries. This device is connected in serie...
Atex Motor Protection Switch - U-EK230E EX
Atex Motor Protection Switch - U-EK230E EX
£ 136.27
Thermistor motor protection The U-EK 230E is a thermistor motor protection device which is intended for use in conjunction with a contactor for the protection of the Atex fans in the DKEX, KTEX ...
Duct Humidistat - HS4_hdt
Duct Humidistat - HS4_hdt
£ 241.92
Electronic inline Duct humidistat to monitor humidity levels of 30-100 %RH suitable for switching extract fans, alarms or de-humidifiers ~ Size 108mmx72mmx72mm - Probe length 225mm. ~ Set of volt ...
SQA - Air quality sensor
SQA - Air quality sensor
£ 122.40
SQA - Air quality sensor...
Differential Pressure Switch - 20 - 300 Pa - IP54
Differential Pressure Switch - 20 - 300 Pa - IP54
£ 28.97
Differential Pressure Switch - FPS1 - working range - 20 - 300 Pa - IP54 Differential pressure switch for air and non-corrosive gasses, these highly sensitive air differential pressure switches are...
CO2 Room Sensor - CO2-R
CO2 Room Sensor - CO2-R
£ 352.80
CO2 Sensor is used to monitor CO2 levels in a room and when a pre-set level is reached the sensor can then be used to either (dependent on model) switch on a fan or for kitchen applications used to sw...
Displaying 1 to 24 (of 45 products)
1 x AXCBF 800D4-18 IE2 Bifurcated Axial Fans1 x DA12/12 Feet1 x Duct Fast Clamps - 250mm1 x DV-ROF-V-225 Roof mounted unit1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x Anti Vibration Duct Suspension Rings - 250m1 x Curved boot - 250mm1 x Hydor Typhoon Circulation Fans - HVFB - 300mm1 x AL 355 Mounting Feet (Pair)1 x Acoustic Commercial Kitchen Inline Exhaust Fan - MPS (Three Phase) - 250mm1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 500mm1 x Galvanised Banding1 x OZEO ECOWATT 2 Wireless Low Energy Whole House Extract Ventilation Unit1 x Acopel F400-560/1601 x HRT/4-350-BPN E211 x Acopel F400-900/1801 x Elta SCP450-1EC - IP551 x Carriage1 x Spiral end cap - 300mm1 x Duct Suspension Rings - 160mm1 x Direct Delivery Surcharge1 x DTV200 - Differential Pressure Switch1 x HXP450/4-1 - 4 Pole - Single Phase1 x Acopel F400-200/1601 x Elta Turboflow-TF - 560mm - Single phase1 x Acopel F400-280/1601 x Elta SLC1000/4C-3AC - IP551 x Differential Pressure Switch - 50 - 500 Pa - IP651 x Ducting 90 Degree Bend - 160mm1 x Commercial Thermostat - TH161 x ACO8AC/EC AutoChangeover panel1 x Air Quality Sensor - AQS1 x Activated Carbon Discarb Cell - 293H x 293W x 598Dmm1 x PRIO-160 EC 160mm Inline Mixvent Fan1 x GB-WSD 400 Weather Protection hood for the Giga-Box Fans - 400mm1 x Lo-Carbon PUREAIR HOME WITH HEATER BOXED ASSY1 x Acopel F400-710/1801 x Elta SLC560-1EC -IE5 Motor- IP551 x RUCK MTP 30, Stepped Speed control1 x BDS 630/710 RA b/d shutter1 x HRU Controller1 x Spiral end cap - 160mm1 x Commercial Activated Carbon Filters - Panel Type - 24" x 24" x 1" - ACP1 x Duct Clamps box of 50 - 60mm - 270mm1 x Helios GigaBox 450mm GBD 450/4/4 centrifugal1 x JETLINE-150 - In Line Centrifugal Duct Fan1 x Elta SLC560/4B-1AC - IP551 x CBT-100 N (230/400V50HZ) LG270-EXDIIBT41 x AES-Fire control unit1 x *VORT HRW 30 MONO Evo HCS - Single Room Heat Recovery Unit,1 x Systemair AR 200E2 Sileo - IP441 x 125mm Thermal Duct to Duct Connector - SST-125-DDCON1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Helios AV200 External Wall Fan1 x HPA Heavy Duty Flexible Ducting1 x Differential Pressure Switch - 50 - 500 Pa - IP541 x HQD 355/4 Plate Axial Fan (4-pole)1 x MEV Spider Additional Spigots1 x HXP450/6-3 - 6 Pole - Three Phase1 x Pre 10:30 Delivery Surcharge1 x Soler & Palau - HXBR/4-355/H - IP541 x MUB 016 200EC - Acoustic EC Box Fan1 x Helios VARW 225/4 High Pressure Duct Fan1 x Atex Motor Protection Switch - U-EK230E EX1 x HV Wall Mounted Belt Drive Fan 1250mm 220V to 240V / 50Hz 1.1kW - Single Phase1 x EC Trickle and boost module - IP56
Reviews
Airvent Ceiling Sweep Fan - 36 inch - 444122
Airvent Ceiling Sweep Fan - 36 inch - 444122
£ 59.84

Fitted 2 Of These Excellent Fans in a Community Club to shif...