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Charger and Discharger (115 V, 50/60 Hz)

Item: 1017780 [U10800-115]

Charger and Discharger (115 V, 50/60 Hz) more

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Charger and Discharger (230V, 50/60 Hz)

Item: 1017781 [U10800-230]

Charger and Discharger (230V, 50/60 Hz) more

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Insulator with Clamp

Item: 1002970 [U15321]

Metal stem with knurled screw and 4 mm bore hole on acrylic rod, as insulated holder for wires, e.g. when conducting experiments on the optical bench are performed. Diameter: approx. 10 mm Length: approx. 100 mm more

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Volta’s Pile on 3B Box

Item: 1010132 [U29504]

Replica of Alessandro Volta’s apparatus consisting of series-connected galvanic cells to make up a source of electricity. Zinc and copper plates stacked in alternation on top of each other are separated in each case by a piece of felt ... more

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Switch on 3B-Box

Item: 1010139 [U29511]

Switch attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Maximum voltage: 12 V Maximum current: 5 A Dimensions: 135x85x40 mm³ more

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Button on 3B Box

Item: 1010146 [U29518]

Normally open push-button switch attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Maximum voltage: 12 V Maximum current: 2 A Dimensions: 135x85x40 mm³ more

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Knife-Edge Switch on 3B Box

Item: 1010152 [U29524]

Knife-edge switch attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Maximum voltage: 12 V Maximum current: 5 A Dimensions: 135x85x40 mm³ more

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Fuse Holder on 3B Box

Item: 1010154 [U29526]

Fuse holder attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Fuses (not included): 20 mm x 5 mm diam. Maximum voltage: 12 V Maximum current ... more

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Crocodile Clips on 3B Box

Item: 1010155 [U29527]

Pair of crocodile clips for connecting loose resistors and other electronic components or samples from the “Conductors and Non-Conductors” set. Attached to a safe box for building simple electric circuits using safety experiment leads. Printed ... more

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Universal Holder on 3B Box

Item: 1010156 [U29528]

Universal holder for two-pole components (resistors, capacitors, diodes, LEDs) attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Dimensions: 135x85x40 mm³ more

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Diode in 3B Box

Item: 1010157 [U29529]

1N4002 semiconductor in an electrically safe box for assembling simple electric circuits using safety experiment leads. Featuring printed circuit symbol. Maximum voltage: 12 V Maximum current: 1 mA Dimensions: 135x85x40 mm³ more

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ELV Motor on 3B Box

Item: 1010158 [U29530]

Low-voltage motor with pulley for simple experiments on mechanical and electrical energy. The relationship between current direction and direction of rotation is immediately obvious. Built onto an electrically safe box for assembling simple ... more

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Red LED on 3B Box

Item: 1010190 [U29577]

LED on an electrically safe box for assembling simple electric circuits using safety experiment leads. Featuring built-in current limiting resistor and printed circuit symbol. Maximum voltage: 12 V Maximum current: 20 mA Dimensions: 135x85x40 ... more

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Green LED on 3B Box

Item: 1010191 [U29578]

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Battery Holder in 3B Box

Item: 1010192 [U29579]

Battery holder in an electrically safe box for assembling simple electric circuits using safety experiment leads. Printed circuit symbol and battery direction. Batteries not included. Battery: 4.5 V, 3R12, flat battery Dimensions: 135x85x40 ... more

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Coil with 600 Windings on 3B-Box

Item: 1011346 [U29595]

600-winding coil without core attached to a safe box and featuring safety sockets. For experiments on induction, a bar magnet can be passed through the coil. Dimensions: 135x85x40 mm³ more

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Change-Over Switch (SPDT) on 3B Box

Item: 1012694 [U29802]

Single-pole double-throw change-over switch attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Maximum voltage: 12 V Maximum current: 5 A Dimensions: 135x85x40 mm³ ... more

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Graetz Bridge in 3B Box

Item: 1012695 [U29803]

Bridge rectifier circuit consisting of four semiconductor diodes connected in Graetz configuration. Inside a safe box for building simple electric circuits using safety experiment leads. Printed with circuit symbols. Maximum voltage: 12 V ... more

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LED Graetz Bridge in 3B Box

Item: 1012696 [U29804]

Bridge rectifier circuit consisting of four LEDs connected in Graetz configuration. Inside a safe box for building simple electric circuits using safety experiment leads. Printed with circuit symbols. Maximum voltage: 12 V Maximum current ... more

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Current Direction Indicator in 3B Box

Item: 1012697 [U29805]

Circuit comprised of two LEDs for indicating the direction of current. Inside a safe box with sockets for safety experiment leads. Printed with circuit symbols. Maximum voltage: 12 V Maximum current: 20 mA Dimensions: 135x85x40 mm³ more

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Ohm's Law Apparatus in 3B Box

Item: 1012698 [U29806]

Classic set-up for verifying Ohm’s law for a two-pole resistor. Inside a safe box with sockets for safety experiment leads. Printed with circuit symbols. Maximum voltage: 12 V Maximum current: 2 A Dimensions: 135x85x40 mm³ more

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Unknown Resistors in 3B Box

Item: 1012699 [U29807]

Four unknown resistors which can be connected separately in two series circuits. Inside a safe box with sockets for safety experiment leads. Printed with circuit symbols. Maximum voltage: 6 V Maximum current: 200 mA Dimensions: 135x85x40 ... more

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Precision Resistor 1 Ohm

Item: 1009843 [U51004]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 1 Ω Tolerance: 1% Load rating: 4 W more

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Precision Resistor 10 Ohm

Item: 1009844 [U51005]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 10 Ω Tolerance: 1% Load rating: 4 W more

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Precision Resistor 100 Ohm

Item: 1009886 [U51006]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 100 Ω Tolerance: 1% Load rating: 4 W more

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Precision Resistor 1 kOhm

Item: 1009887 [U51007]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 1 kΩ Tolerance: 1% Load rating: 1 W more

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Precision Resistor 10 kOhm

Item: 1000685 [U51008]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 10 kΩ Tolerance: 1% Load rating: 1 W more

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Precision Resistor 100 kOhm

Item: 1000686 [U51009]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 100 kΩ Tolerance: 1% Load rating: 1 W more

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Precision Resistor 1 MOhm

Item: 1000687 [U51010]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 1 MΩ Tolerance: 1% Load rating: 1 W more

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Precision Resistor 10 MOhm

Item: 1000688 [U51011]

In plastic housing with 4-mm safety plugs. Specifications: Dimensions: 122x70x50 mm Resistance: 10 MΩ Tolerance: 1% Load rating: 1 W more

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Capacitor 2200 µF

Item: 1000689 [U51012]

Capacitor in plastic housing with 4 mm safety plugs. Capacitance: 2200 μF Tolerance: 20% Maximum permissible voltage: 40 V Dimensions: approx. 122x70x50 mm³ more

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High-Precision Resistor 300 kOhm

Item: 1000690 [U51013]

High-Precision Resistors in plastic housing with 4 mm safety plugs. Specifications: Dimensions: approx. 122x70x50 mm³ Resistance:300 kΩ Tolerance:5% Load rating: 3 W more

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Resistance Apparatus

Item: 1009949 [U8492030]

Apparatus to investigate the dependency of electrical resistance on conductor length, conductor cross-section and material. Six wires are laid out side by side on a metal base and both ends connect to 4 mm sockets. Wire specimens: Constantan ... more

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Lamp Socket E10 on Acrylic Base

Item: 1000946 [U8495310]

Lamp socket on transparent acrylic base with screw connection for ordinary commercial filament bulbs for E10 sockets. Sockets for 4 mm safety plugs. more

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Lamp Socket E14 on Acrylic Base

Item: 1000947 [U8495320]

Lamp socket on transparent acrylic base with screw connection for ordinary commercial filament bulbs for E14 sockets. Sockets for 4 mm safety plugs. more

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Set of Conductors and Non-Conductors

Item: 1000948 [U8495350]

Set of "Conductors and Non-Conductors" To investigate the various levels of conductivity of 8 different sample materials. Scope of delivery: iron rod, aluminum rod, copper rod, steel rod, wooden rod, glass rod, plastic rod, cotton ... more

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Copper Wire 0,3 mm / 100 m

Item: 1000949 [U8495420]

Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. Material: Copper Length: 100 m Diameter: 0.3 mm more

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Iron Wire 0,3 mm/ 100 m

Item: 1000950 [U8495460]

Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. Material: Iron Length: 100 m Diameter: 0.3 mm more

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Nickel Wire 0,3 mm / 50 m

Item: 1000951 [U8495490]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Chrome-Nickel Wire 0,3 mm/ 100 m

Item: 1000953 [U8495505]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Chrome-Nickel Wire 0,5 mm/ 50 m

Item: 1000954 [U8495515]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Constantan Wire 0,2 mm / 100 m

Item: 1000955 [U8495527]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Constantan Resistance 0,3 mm / 100 m

Item: 1000956 [U8495532]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Constantan Resistance 0,4 mm / 50 m

Item: 1000957 [U8495537]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Constantan Resistance 0,5 mm/ 50 m

Item: 1000958 [U8495540]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Brass Resistance 0,3 mm / 50 m

Item: 1000959 [U8495550]

Resistance Wires Metal wires on bobbins, e.g. for experiments to investigate how resistance depends on the material, cross-sectional area and length of the wire. more

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Holder for Components

Item: 1008524 [U8495610]

Holder on an acrylic base with two crocodile clips for connecting loose resistors and other electronic components or samples from the “Conductors and Insulators” set. Sockets for 4-mm safety plugs. more

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Double-Pole Double Throw Switch

Item: 1018439 [U8495901]

Double-Pole Double Throw Switch more

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Toggle Switch on Acrylic Base

Item: 1000960 [U8495910]

Switch mounted on a transparent acrylic base for the alternate opening and closing of two electric circuits. Sockets for 4 mm safety plugs. more

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Single-Throw Switch on Acrylic Base

Item: 1000961 [U8495920]

Switch mounted on a transparent acrylic base for the alternate opening and closing of a circuit. Sockets for 4 mm safety plugs. more

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Momentary Contact Switch on Acrylic Base

Item: 1000962 [U8495930]

Switch mounted on a transparent acrylic base for the momentary closing of circuits. Sockets for 4 mm safety plugs. more

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Assembly Kit “Bell, Relay and Bimetallic Switch ”

Item: 1000994 [U8497700]

Assembly Kit “Bell, Relay and Bimetallic Switch ” Equipment kit comprising materials to assemble electromagnetic switches and bimetallic switches. Base plate in mm (L x W x H): 200 x 140 x 40 Total weight of set: approx. 1.6 kg ... more

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Contact Stand with Terminal Sockets

Item: 1000995 [U8497740]

Connection rod on insulated base with three 4 mm cross holes and one axial 4 mm bore hole used to secure components with 4 mm connectors or to plug in 4 mm cables. At the top end spring-loaded terminal socket used as a wire clamp. Height: ... more

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Resistance Bridge

Item: 1009885 [U8551002]

Resistance Bridge used to measure resistances in bridge circuits and investigate voltage drops across wires. The device is only suitable for low voltages. It consists of a rail with a scale mounted at two points and a resistance wire stretched ... more

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Model of Overhead Power Lines, Pair

Item: 1021347 [U8557750]

The set of two resistor wires of resistance 22 Ω and length 1.5 m can be used as connecting wires in experiments involving model overhead power lines or transmission lines for the transmission of electrical energy. In such experiments they ... more

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Rod Clamp with Insulator

Item: 1001054 [U8713100]

Clamp for the insulated securing of electrical components with 4 mm connectors. A PVC isolator is used to isolate sections from each other. Upper section features two 4 mm cross bore holes and one 6 mm hole with clamping screw. Lower section ... more

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Resistance Decade 1 Ohm

Item: 1002730 [U11180]

Resistance decades which can be mechanically connected to one another, e.g. in order to assemble a Wheatstone bridge. With color-coded safety sockets and control knob for setting measurement resistances in 10 steps. Includes 25-cm safety patch ... more

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Resistance Decade 10 Ohm

Item: 1002731 [U11181]

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Resistance Decade 100 Ohm

Item: 1002732 [U11182]

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Resistance Decade 1 kOhm

Item: 1002733 [U11183]

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Resistance Decade 10 kOhm

Item: 1002734 [U11184]

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Resistance Decade, 1 Ohm - 10 kOhm

Item: 1002735 [U11185]

Four resistance decades in a single housing, can be used individually or in combination, e.g. for setting up a Wheatstone bridge. Can be set using control knob, with decade scale. Output: via 4 mm safety sockets Max. current: 700 mA (1 Ω ... more

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Inductance Decades

Item: 1013905 [U118201]

Inductance Decades more

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Capacitance Decade

Item: 1013906 [U118211]

Capacitance Decade more

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Set of 15 Experiment Leads, 75 cm 1 mm²

Item: 1002840 [U13800]

Set of 15 patch cords, 75 cm long, 5 of each color in red, black and blue. Copper wire encased in highly flexible PVC for use with low-voltage electrical circuits. Wires are equipped at either end with a laminated plug and a fully-insulated ... more

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Set of 15 Experiment Leads, 75 cm 2.5 mm²

Item: 1002841 [U13801]

For electrical circuits with low voltages and high currents; copper wire encased in highly flexible PVC; equipped at either end with a laminated plug and a fully-insulated axial jack for connecting additional patch cords. Wire cross-section ... more

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Set of 15 Safety Experiment Leads, 75 cm

Item: 1002843 [U138021]

For electrical circuits with low voltages and high currents; copper wire encased in highly flexible PVC; equipped at either end with a laminated safety plug and a fully-insulated axial jack for connecting additional patch cords. Wire cross ... more

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Set of 10 E10 Lamp Sockets

Item: 1010137 [U29509]

Set of 10 screw-in sockets for lamps with E10 screw thread. Electrical contact is made via uninsulated wires passing through the connecting eyelets in the base or via crocodile clips. Base: 28 mm diam. more

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E10 Lamp Socket on 3B Box

Item: 1010138 [U29510]

E10 lamp socket attached to a safe box for building simple electric circuits using safety experiment leads. Printed with a circuit symbol. Maximum voltage: 12 V Maximum current: 2 A Dimensions: 135x85x40 mm³ more

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