Testo Environmental Test & Measurement| RS

All Products
- Mechanical, Fluid Power & Tools
- Access, Storage & Material Handling
  Access, Storage & Material Handling
  - Ladders & Steps(112)
  - Material Lifting & Loading Equipment(391)
  - Storage & Shelving(1504)
  - Transit & Equipment Cases(374)
  - Trucks, Trolleys & Lifting Tables(252)
- Adhesives, Sealants & Tapes
  Adhesives, Sealants & Tapes
  - Adhesive, Sealant & Tape Dispensers(131)
  - Adhesives & Glues(162)
  - Sealants & Resins(180)
  - Tapes(1853)
- Bearings & Seals
  Bearings & Seals
  - Gaskets, Seals & Packings(6796)
  - Linear Motion(1257)
  - Rotary Bearings & Housing Units(11467)
- Engineering Materials & Industrial Hardware
  Engineering Materials & Industrial Hardware
  - Anti Vibration & Levelling Components(2227)
  - Carbon Fibre & Felt Sheets(7)
  - Castors & Wheels(1600)
  - Ceramic Materials(25)
  - Channel Support Systems(175)
  - Conveyor Components(499)
  - Insulation Materials(106)
  - Knobs, Levers & Handles(879)
  - Metal Materials(373)
  - Plastic & Rubber Materials(601)
  - Polishing & Finishing(31)
  - Shim Stock(94)
  - Structural Systems(2032)
- Fasteners & Fixings
  Fasteners & Fixings
  - Clips & Springs(1642)
  - Girder Fixings(139)
  - Magnets & Magnetic Strips(413)
  - Nails & Rivets(690)
  - Nuts & Washers(1523)
  - Pins, Keys & Retaining Clips(287)
  - Screws & Bolts(7342)
  - Sheet Metal & Panel Fasteners(204)
  - Spacers & Standoffs(1273)
  - Wall Plugs, Fixings & Anchors(631)
- Hand Tools
  Hand Tools
  - Cable, Connector & Crimping Tools(2064)
  - Clamps & Vices(497)
  - Hammers & Demolition(788)
  - Knives, Scissors & Saws(867)
  - Manual Grease Guns & Accessories(28)
  - Measuring & Marking(1175)
  - Pliers & Cutters(3382)
  - Sanding, Filing & Polishing(1246)
  - Screwdrivers, Hex & Torx Keys(7562)
  - Spanners, Sockets & Wrenches(9902)
  - Specialist Tools(1621)
  - Staplers & Riveters(62)
  - Threading Tools(1350)
  - Tool Kits & Tool Storage(1897)
- Mechanical Power Transmission
  Mechanical Power Transmission
  - Belts & Pulleys(4482)
  - Brakes & Clutches(49)
  - Bushes & Collars(727)
  - Electric Actuators(1197)
  - Gears & Racks(1075)
  - Lead Screws, Ball Screws & Ball Splines(111)
  - Power Transmission Couplings(1378)
  - Roller Chains & Accessories(1075)
- Plumbing & Pipeline
  Plumbing & Pipeline
  - Hose Pipe & Fittings(1966)
  - Pipes & Pipe Fittings(1863)
  - Pipework Maintenance & Water Treatment(131)
  - Sinks, Toilets & Showers(21)
  - Valves & Taps(2508)
  - Water Heating & Pumps(359)
- Pneumatics & Hydraulics
  Pneumatics & Hydraulics
  - Automated Air Blowers(24)
  - Compressed Air Piping Systems(227)
  - Hydraulic Cylinders, Pumps & Power Units(188)
  - Hydraulic Fittings & Tubing(2845)
  - Hydraulic Fluids & Filtration(115)
  - Hydraulic Instrumentation & Switches(141)
  - Hydraulic Tools(8)
  - Hydraulic Valves & Manifolds(244)
  - Pneumatic & Hydraulic Pressure Gauges(5274)
  - Pneumatic Air Preparation(3061)
  - Pneumatic Connectors, Fittings & Hose(9833)
  - Pneumatic Counters, Logic Controllers & Timers(90)
  - Pneumatic Cylinders & Actuators(11943)
  - Pneumatic Sensors & Switches(1248)
  - Pneumatic Valves(7820)
  - Vacuum Components(1343)
- Power Tools, Soldering & Welding
  Power Tools, Soldering & Welding
  - Air Tools(339)
  - Drill Bits & Parts(3031)
  - Grounds Maintenance Tools(7)
  - Milling & Lathing(426)
  - Power Tool Accessories(436)
  - Power Tools(1215)
  - Sanding Belts, Discs & Wheels(1159)
  - Soldering(2004)
  - Welding & Brazing(131)
  - Workshop Tools(660)
- Electrical, Automation & Cables
- Automation & Control Gear
  Automation & Control Gear
  - Automation Signalling(5394)
  - Contactors & Auxiliary Contacts(10491)
  - Electric Motors(11443)
  - Industrial Robots(22)
  - PLCs, HMIs & Industrial Computing(7783)
  - Process Control(8117)
  - Sensors(25550)
  - Solenoids(175)
- Cables & Wires
  Cables & Wires
  - AV Cables(1561)
  - Cable Glands & Fittings(2212)
  - Cable Joints & Cable Sleeving(3158)
  - Cable Management(6475)
  - Cable Ties & Fixings(3459)
  - Computer Cables(1445)
  - Electrical Power & Industrial Cables(14211)
  - Networking & Coaxial Cables(6738)
  - Single Core Cable(4995)
  - Wire to Board Cables & Ribbon Cable(7073)
- Enclosures & Server Racks
  Enclosures & Server Racks
  - 19-Inch Racking(1156)
  - Enclosures(12769)
  - Enclosures & Racking Components(7573)
- Fuses & Circuit Breakers
  Fuses & Circuit Breakers
  - Circuit Breakers(20174)
  - Earth & Lightning Protection(119)
  - Fuse Holders & Accessories(1210)
  - Fuses(7762)
- HVAC, Fans & Thermal Management
  HVAC, Fans & Thermal Management
  - Air Conditioning & Fans(2399)
  - Air Conditioning & Heating Accessories(1558)
  - Electronics Heating & Cooling Components(1749)
  - Fan Accessories(423)
- Lighting
  Lighting
  - Light Bulbs, Lamps & Tubes(1244)
  - Light Fittings, Fixtures & Luminaires(1176)
  - Lighting Components(253)
  - Torches & Inspection Lamps(499)
- Relays & Signal Conditioning
  Relays & Signal Conditioning
  - Relay Accessories(871)
  - Relays(12889)
  - Signal Conditioners & Isolators(750)
- Switches
  Switches
  - Capacitive, Magnetic and Piezo Switches(1011)
  - DIP & Rotary Encoded Switches(1173)
  - Domestic Installation Switches(1034)
  - Foot Switches & Components(243)
  - Joysticks & Components(292)
  - Key Switches & Selector Switches(2120)
  - Keyboard & Keypad Switches(1861)
  - Limit & Position Switches(2599)
  - Micro Switches & Detector Switches(2280)
  - Push Button Switches & Components(13271)
  - Rocker Switches & Components(987)
  - Rope Pull Switches & Components(286)
  - Rotary Switches & Components(3421)
  - Safety Enabling & Control Switches(76)
  - Safety Interlock Switches & Components(1636)
  - Switch Disconnectors & Components(5722)
  - Toggle Switches & Slide Switches(2218)
- Electronic Components, Power & Connectors
- Batteries & Chargers
  Batteries & Chargers
  - Battery & Charger Accessories(647)
  - Battery Chargers & Power Banks(217)
  - Non-Rechargeable Batteries(401)
  - Rechargeable Batteries(533)
- Connectors
  Connectors
  - AV Connectors(3131)
  - Automotive Electrical Connectors(4900)
  - Backplane & Rack Connectors(1305)
  - Circular Connectors(24892)
  - IC Sockets & Adapters(705)
  - Mains & DC Power Connectors(4618)
  - Network & Telecom Connectors(3340)
  - PCB Connectors & Wire Housings(29217)
  - Power Connectors(9616)
  - RF Coaxial Connectors & Adapters(4893)
  - Terminal Blocks(29340)
  - USB, D Sub & Computing Connectors(8781)
  - Wire Terminals & Splices(6715)
- Displays & Optoelectronics
  Displays & Optoelectronics
  - Display Modules(1821)
  - Fibre Optic Components(233)
  - Indicators & Indicator Components(4013)
  - LED Lighting Components(5019)
  - LEDs - Light Emitting Diodes(6074)
  - Laser Modules & Components(257)
  - Optocouplers & Photodetectors(4450)
- ESD Control, Cleanroom & PCB Prototyping
  ESD Control, Cleanroom & PCB Prototyping
  - ESD Control & Clean Room(860)
  - PCB Etching, Preparation & Developing(43)
  - PCB Handling(94)
  - PCB Spacers, Pillars & Supports(889)
  - PCB Tools(121)
  - Prototyping Boards(502)
- Passive Components
  Passive Components
  - Antennas(1907)
  - Capacitors(37307)
  - Crystals, Oscillators & Resonators(3745)
  - EMI Filters & Protection(6593)
  - Fixed Resistors(46544)
  - Inductors(9913)
  - Passive Components Kits(313)
  - Rotary Encoders(376)
  - Sounder, Buzzer & Microphone Components(832)
  - Surge Protection Components(3383)
  - Variable Resistors(4957)
- Power Supplies & Transformers
  Power Supplies & Transformers
  - Power Supplies(8504)
  - Renewable Energy(120)
  - Transformers(2949)
  - Voltage Converters(13589)
- Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  - Arduino Shop(207)
  - BBC micro:bit Shop(148)
  - Development Tools & Single Board Computers(4843)
  - ROCK SBC Shop(72)
  - Raspberry Pi Shop(310)
  - STEM Education(88)
- Semiconductors
  Semiconductors
  - Amplifiers & Comparators(4498)
  - Audio & Video ICs(98)
  - Chip Programmers & Debuggers(97)
  - Clock, Timing & Frequency ICs(1022)
  - Communication & Wireless Module ICs(991)
  - Data Converters(781)
  - Discrete Semiconductors(39257)
  - Interface ICs(2790)
  - Logic ICs(4013)
  - Memory Chips(1533)
  - Power Management ICs(12573)
  - Processors & Microcontrollers(3074)
  - Programmable Logic ICs(76)
  - Sensor ICs(3078)
- PPE, Safety, Test & IT
- Computing & Peripherals
  Computing & Peripherals
  - 3D Printing & Scanning(549)
  - Audio & Video(694)
  - Barcode Scanners & Accessories(92)
  - Car Technology(4)
  - Computer Components & Software(1383)
  - Keyboards & Mice(557)
  - Labelling(1689)
  - Memory & Data Storage(1855)
  - Mobile Computing(154)
  - Networking & WiFi(2506)
  - Phones & Walkie Talkies(104)
  - Photography & Drones(37)
  - Printing & Scanning(359)
  - Remote Controls(144)
- Facilities Cleaning & Maintenance
  Facilities Cleaning & Maintenance
  - Brushes(378)
  - Cleaning Equipment(100)
  - Cleaning Sprays & Fluids(86)
  - Electronics Cleaners & Protective Coatings(168)
  - Floor Cleaning(850)
  - Greases, Oils & Lubricants(493)
  - Paint & Painting Supplies(183)
  - Washroom Equipment & Supplies(443)
  - Waste & Recycling(215)
  - Wipes & Cloths(504)
- Office Supplies
  Office Supplies
  - Desk Organisation(63)
  - Filing(78)
  - Office Equipment(138)
  - Office Furniture(391)
  - Paper & Consumables(661)
  - Posting & Packaging(92)
  - White Boards, Notice Boards & Planners(174)
  - Writing & Drawing Supplies(190)
- Personal Protective Equipment & Workwear
  Personal Protective Equipment & Workwear
  - Arm & Knee Protection(153)
  - Disposable Workwear(449)
  - Ear Protection(263)
  - Eye & Face Protection(1145)
  - Fall Protection(429)
  - Hand Protection(4363)
  - Head Protection(691)
  - Hi Vis Clothing(4040)
  - Respiratory Protection(615)
  - Safety Footwear(10627)
  - Workwear(12547)
- Security & Ironmongery
  Security & Ironmongery
  - CCTV & Security Surveillance(274)
  - Door Control & Seals(397)
  - Key Cabinets & Safes(166)
  - Latches, Hinges & Handles(982)
  - Locks & Bolts(1183)
  - Security Alarms & Sensors(349)
- Site Safety
  Site Safety
  - Fire Safety(148)
  - First Aid(190)
  - Lockout Tagout(498)
  - Safety Flooring(218)
  - Safety Signs(679)
  - Spillage Control(435)
  - Traffic Management & Crowd Control(830)
- Test & Measurement
  Test & Measurement
  - Bench Power Supplies & Sources(954)
  - Data Acquisition & Logging(828)
  - Electrical Test & Measurement(1136)
  - Electronic Component Testing(219)
  - Engineering Test & Measurement(662)
  - Environmental Test & Measurement(708)
  - Lab Equipment(864)
  - Linear Test & Measurement(11)
  - Multimeters & Accessories(830)
  - Network Test & Measurement(434)
  - Oscilloscopes & Accessories(1358)
  - Pressure Test & Measurement(215)
  - RF Test & Measurement(203)
  - Signal Generators & Analysers(380)
  - Speed Test & Measurement(68)
  - Temperature Test & Measurement(2159)
  - Test Connectors(2681)
  - Test Leads & Test Lead Kits(1493)
  - Weight & Force Test & Measurement(649)
Our Brands
- Top Brands
- All Brands
New Products
My Account
Our Services

HK$3,406.60Each Real time qty checker Compare	Testo 316-3 Handheld Refrigerant Leak Detector for 438A, CFCs, HCFCs, HFCs, R134a, R-22, R-404A, R-410A, R-507 See similar products in Gas Detectors	RS Stock No. 913-2639 Brand Testo Mfr. Part No. 0563 3163
HK$929.04Each Real time qty checker Compare	Testo 608-H1 Digital Hygrometer, ±3 %RH Accuracy, +50°C Max, 95%RH Max See similar products in Hygrometers	RS Stock No. 412-3062 Brand Testo Mfr. Part No. 0560 6081
HK$1,619.19Each Real time qty checker Compare	Testo 610 Handheld Hygrometer, ±2.5 %RH Accuracy, +50°C Max, 100%RH Max See similar products in Hygrometers	RS Stock No. 292-357 Brand Testo Mfr. Part No. 0560 0610
HK$1,416.98Each Real time qty checker Compare	Testo 410i Vane Anemometer, 30m/s Max, Measures Air Velocity, Temperature See similar products in Anemometers	RS Stock No. 913-2579 Brand Testo Mfr. Part No. 0560 1410
HK$1,537.19Each Real time qty checker Compare	Testo 608-H2 Digital Hygrometer, ±2 %RH Accuracy, +70°C Max, 98%RH Max See similar products in Hygrometers	RS Stock No. 420-7261 Brand Testo Mfr. Part No. 0560 6082
HK$2,073.51Each Real time qty checker Compare	Testo 410-2 NTC, Rotary Vane Anemometer, 20m/s Max, Measures Air Velocity, Humidity, Temperature See similar products in Anemometers	RS Stock No. 292-313 Brand Testo Mfr. Part No. 0560 4102
HK$5,803.501 Lot of 1 Real time qty checker Compare	Testo 316-4 Handheld Refrigerant Leak Detector for Refrigerants Detection, Audible Alarm See similar products in Gas Detectors	RS Stock No. 225-375 Brand Testo Mfr. Part No. 0563 3164
HK$1,284.19Each Real time qty checker Compare	Testo 606-1 Moisture Meter, 50 % RH Max, ±1 % Accuracy, Backlit LCD Display, Battery-Powered See similar products in Moisture Meters	RS Stock No. 292-341 Brand Testo Mfr. Part No. 0560 6060
HK$1,378.79Each Real time qty checker Compare	Testo 605-H1 Hygrometer, ±3 %RH Accuracy, +50°C Max, 95%RH Max See similar products in Hygrometers	RS Stock No. 735-6754 Brand Testo Mfr. Part No. 0560 6053
HK$2,919.84Each Real time qty checker Compare	Testo 815 Sound Level Meter, 32dB to 130dB, 8kHz max See similar products in Sound Level Meters	RS Stock No. 498-0102 Brand Testo Mfr. Part No. 0563 8155
HK$6,408.43Each Real time qty checker Compare	Testo Hygrometer Probe for Use with testo 435 See similar products in Environmental Test & Measurement Accessories	RS Stock No. 656-4336 Brand Testo Mfr. Part No. 0636 2161
HK$1,792.21Each Real time qty checker Compare	Testo 405 NTC, Thermal Anemometer, 10m/s Max, Measures Air Velocity, Temperature, Volume Air Flow See similar products in Anemometers	RS Stock No. 227-826 Brand Testo Mfr. Part No. 0560 4053
HK$3,075.63Each Real time qty checker Compare	Testo 635-1 Digital Hygrometer, 100%RH Max See similar products in Hygrometers	RS Stock No. 512-0244 Brand Testo Mfr. Part No. 0560 6351
HK$1,467.63Each Real time qty checker Compare	Testo 405i NTC, Thermal Anemometer, 30m/s Max, Measures Air Velocity, Temperature See similar products in Anemometers	RS Stock No. 913-2575 Brand Testo Mfr. Part No. 0560 1405
HK$1,651.20Each Real time qty checker Compare	Testo 206-pH1 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max See similar products in pH Meters	RS Stock No. 479-8492 Brand Testo Mfr. Part No. 0563 2061
HK$2,019.48Each Real time qty checker Compare	Testo 606-2 Handheld Hygrometer, ±1 %RH Accuracy, +50°C Max, 100%RH Max See similar products in Hygrometers	RS Stock No. 292-335 Brand Testo Mfr. Part No. 0560 6062
HK$1,684.06Each Real time qty checker Compare	Testo 623 Digital Hygrometer, ±2 %RH, ±3 %RH Accuracy, +60°C Max, 100%RH Max See similar products in Hygrometers	RS Stock No. 777-0440 Brand Testo Mfr. Part No. 0560 6230
HK$6,622.73Each Real time qty checker Compare	Testo 816-1 Datalogging Sound Level Meter, 30dB to 130dB, 8kHz max See similar products in Sound Level Meters	RS Stock No. 800-3183 Brand Testo Mfr. Part No. 0563 8170
HK$1,376.86Each Real time qty checker Compare	Testo 410-1 NTC, Rotary Vane Anemometer, 20m/s Max, Measures Air Velocity, Temperature See similar products in Anemometers	RS Stock No. 292-329 Brand Testo Mfr. Part No. 0560 4101
HK$1,657.48Each Real time qty checker Compare	Testo 317-3 Handheld Gas Detector for Carbon Monoxide Detection, Audible Alarm See similar products in Gas Detectors	RS Stock No. 910-7848 Brand Testo Mfr. Part No. 0632 3173

Environmental Test & Measurement

CATEGORIES