Our LabQuest sensors require an interface from the LabQuest family such as LabQuest 2, LabQuest Stream, or LabQuest Mini. The interface sends information from the sensor to the data-collection and analysis software on a device such as a computer, Chromebook, or mobile device.
The 3-Axis Accelerometer has three separate internal accelerometers mounted orthogonally, allowing you to analyze separate components of complex accelerations.
Use the Low-g Accelerometer to study one-dimensional acceleration in a wide variety of acceleration experiments and demonstrations.
The 25-g Accelerometer is great for studying large, one-dimensional accelerations such as collisions, rocket launches, or experiments with crash test dummies.
Use the Anemometer to measure wind speed in a variety of experiments. Hold the sensor in your hand to measure wind speed in dynamic environments or use the accessory rod to position it in front of wind tunnels or fans.
The Barometer can be used to measure and monitor atmospheric pressure. It works well for conducting weather studies or for experiments that involve pressures close to normal atmospheric pressure. It can also be used as an altimeter if you have a portable interface.
The Blood Pressure Sensor is a non-invasive sensor designed to measure human blood pressure. It measures systolic, diastolic and mean arterial pressure utilizing the oscillometric technique. Pulse rate is also reported.
Use the Charge Sensor as an electronic electroscope to obtain quantitative measurements when studying charging by induction, friction, or contact.
The CO2 Gas Sensor measures gaseous carbon dioxide in two ranges–0 to 10,000 ppm and 0 to 100,000 ppm.
The Colorimeter is great for Beer’s law experiments, determining the concentration of unknown solutions, or studying changes in concentration vs. time.
The Conductivity Probe determines the ionic content of an aqueous solution by measuring its conductivity. This has many applications in chemistry, biology, and environmental science.
The 2-cell platinum sensing element and epoxy body of this electrode ensures greater chemical compatibility and accuracy when measuring the conductivity of stronger acids and bases and non-aqueous solutions.
The Current Probe can be used to measure currents in low-voltage AC and DC circuits or for electrochemistry experiments.
Use the High Current Sensor in experiments that involve currents larger than 1 A, such as solar panels, hand generators, and other alternative energy projects.
The Constant Current System is a DC power source with a built-in current probe designed for use in electrochemistry experiments.
Use the Diffraction Apparatus to map light intensity vs. position for various slit geometries.
The Digital Control Unit (DCU) makes it easy to use the digital output lines of an interface to control DC electrical devices.
Use the Dissolved Oxygen Probe to determine the concentration of oxygen in aqueous solutions in the field or in the laboratory.
The Vernier Optical DO Probe makes it easy to measure the dissolved oxygen concentration in water. Perfect for the field or for the laboratory, this plug-and-play probe requires no calibration, no filling solution, no warm-up time, and no stirring.
Use the Drop Counter to perform accurate, automatic titrations. Record the number of drops or calibrate the drop size to record volume of titrant added during a titration.
The EKG Sensor measures electrical signals produced during muscle contractions, and can be used to make standard 3-lead EKG tracings or surface EMG recordings.
Use an Electrode Amplifier to collect data from almost any electrode that has a BNC connector. This includes electrodes from Vernier such as our pH electrode, or third-party electrodes, such as pH, ISE (ion-selective electrode), or ORP (oxidation-reduction potential).
The Vernier Energy Sensor offers an easy way to quantify voltage, current, power, and energy output of small wind turbines and solar panels such as those used in our KidWind Experiment Kits.
The Ethanol Sensor can be used to measure the concentration of ethanol in air above an aqueous sample.
The Flow Rate Sensor measures the velocity of water in studying the discharge, flow patterns, and sediment transport of a stream or river.
Use the Dual-Range Force Sensor in a wide variety of experiments, including the study of friction, simple harmonic motion, impact in collisions, or centripetal force.
Designed to collect data on forces developed during stepping, jumping, and other human-scale actions.
Use the Gas Pressure Sensor to monitor pressure changes of a gas in chemistry and biology experiments.
The Pressure Sensor 400 will measure absolute pressures from 0 to 400 kPa. The sensor also operates with excellent accuracy over a wide temperature range. The robust metal fittings allow for a tight, leakproof seal to your reaction apparatus. An accessories kit is included with the sensor.
The Goniometer measures the angle of a joint, such as the knee or elbow. Use it to analyze the range of motion of a limb during different types of physical activity.
Our strain-gauge based isometric Hand Dynamometer can be used to measure grip strength, pinch strength, and to perform muscle fatigue studies. Use the hand dynamometer with other sensors (e.g., EKG Sensor) to study muscular health and activity.
The Exercise Heart Rate Monitor is an excellent hands-free option for continuously monitoring heart rate before, during, and after exercise or while a person is stationary.
The Hand-Grip Heart Rate Monitor is ideal for continuously monitoring heart rate before, during, and after exercise or while a person is stationary.
The Instrumentation Amplifier can be used to connect a wide variety of measurement equipment to a Vernier interface and electronically collect, store, and analyze the data.
The Ammonium Ion-Selective Electrode (ISE) can be used to measure the concentration of Ammonium (NH4+) in aqueous samples.
The Calcium Ion-Selective Electrode (ISE) can be used to measure the concentration of Calcium (Ca2+) in aqueous samples.
The Chloride Ion-Selective Electrode (ISE) is used to measure the concentration of Chloride (Cl-) in aqueous samples.
The Nitrate Ion-Selective Electrode (ISE) can be used to measure the concentration of Nitrate (NO3-) in aqueous samples.
The Potassium Ion-Selective Electrode can be used to measure the concentration of potassium (K+) ions in aqueous solutions.
The Light Sensor approximates the human eye in spectral response. Use it for inverse square law experiments or for studying polarizers, reflectivity, or solar energy.
The Magnetic Field Sensor can be used to study the field around permanent magnets, coils, and electrical devices. It features a rotating sensor tip to measure both transverse and longitudinal magnetic fields.
The Melt Station makes it possible to accurately determine the melting temperature of solid substances.
Use the Microphone to display and study the waveforms of sounds from voices and musical instruments. It also works well for speed of sound experiments.
The Motion Detector is used to measure position, velocity, and acceleration of moving objects.
The O2 Gas Sensor can be used to monitor gaseous oxygen levels in a variety of biology and chemistry experiments. The sensor is intended for measuring gaseous, not aqueous, O2 concentration.
The Oxidation-Reduction Potential (ORP) Sensor measures the ability of a solution to act as an oxidizing or reducing agent. Use the ORP Sensor to measure the oxidizing ability of chlorine in swimming pools or to determine when the equivalence point has been reached in an oxidation-reduction reaction.
The PAR (Photosynthetically Active Radiation) Sensor measures photosynthetic light levels in both air and water.
Our general-purpose pH Sensor can be used across disciplines, including chemistry, biology, middle school science, and environmental science.
Use the Tris-Compatible Flat pH Sensor to measure the pH of a solution or semisolid, such as food or soil.
Use the Photogate to study free fall, rolling objects, collisions, and pendulums.
The Chemical Polarimeter is a device used for measuring the rotation of plane-polarized light caused by optically active substances such as organic, inorganic, or biological compounds.
Use the Power Amplifier as a power supply for DC and AC circuit investigations or to drive devices such as speakers, lamps, and small DC motors.
Use the Vernier Projectile Launcher to investigate important concepts in two-dimensional kinematics.
The Pyranometer measures the power of electromagnetic radiation in watts per square meter. It is sensitive to near infrared, visible, and UV radiation, where 90% of solar energy is concentrated.
The Qubit EKG/EMG Sensor is designed to measure voltage waveforms produced during muscle contraction (EMGs). In addition, it has a switch setting that can be used for recording EKGs.
The Qubit GSR (Galvanic Skin Response) Sensor measures the psycho-galvanic reflex. This reflex generates a change in skin conductivity during periods of stress, excitement, or shock.
The Vernier Radiation Monitor detects alpha, beta, gamma, and X-ray radiation. Applications include nuclear counting statistics, shielding, and decay rate measurements.
The Relative Humidity Sensor can be used for weather studies, monitoring greenhouses, or determining days when static electrical discharges could be a problem.
The Vernier Rotary Motion Sensor is a bidirectional angle sensor designed to measure rotational or linear position, velocity and acceleration.
The Salinity Sensor precisely measures the total dissolved salt content of ocean or brackish water.
The Soil Moisture Sensor is used to measure the volumetric water content of soil. This makes it ideal for performing experiments in courses such as soil science, agricultural science, environmental science, horticulture, botany, and biology.
The Sound Level Sensor is a simple, easily-operated sensor to measure and investigate sound levels in classroom environments.
The Spirometer is designed to make human respiratory measurements at rest and during moderate activity. Use it to perform a variety of experiments related to air flow and lung volume. The removable flow head (22 mm ID/30 mm OD) makes it easy to clean and sterilize.
Evaluate the strength of model bridges and engineered structures by measuring the applied load with the Vernier Structures & Materials Tester. Utilizing both load and displacement sensors allows students to evaluate properties of materials (stress and strain).
This probe is designed for outdoor temperature sensing or for measuring temperature at various depths in lakes and streams. It has a 30 m (100 ft) cable.
The Stainless Steel Temperature Probe is a rugged, general-purpose temperature sensor that can be used in organic liquids, salt solutions, acids, and bases. Use it as you would use a thermometer for experiments in chemistry, physics, biology, Earth science, and environmental science.
The Surface Temperature Sensor is designed for use in situations in which low thermal mass or flexibility is required, or for a skin temperature measurement.
A simple and rugged sensor designed to measure temperature in the range of –200ºC to 1400ºC. Low cost and a wide temperature range make the Thermocouple an economical, versatile temperature sensor.
This rugged temperature probe features a wide temperature range, from –20 to 330°C. The high upper limit of the sensor allows for melting point determinations of most organic compounds.
Use the Turbidity Sensor to measure the turbidity of freshwater or seawater samples and determine water quality. Simple setup and calibration make it easy to use at the collection site or when you return to the classroom.
The UVA Sensor is an ultraviolet light sensor that responds primarily to UVA radiation (approximately 320 to 390 nm). This sensor is ideal for experiments using UV lamps.
The UVB Sensor is an ultraviolet light sensor that responds primarily to UVB radiation (approximately 290 to 320 nm). It is ideal for experiments using sunlight as your UV source and is the sensor recommended for the UV experiments in our lab books.
This sensor is used to measure voltages in the range of -30 to +30 volts.
The Differential Voltage Probe is designed for exploring the basic principles of electricity. Use this probe to measure voltages in low voltage AC and DC circuits.
This Voltage Probe can be used with the Vernier LabPro, LabQuest, LabQuest Mini, Go!Link, Easylink, SensorDAQ and CBL 2 to measure direct voltage.