CIRCUITS

Set of 2 Experiment Leads, 75 cm 2.5 mm²

15.70 €

Item: 1024540

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 ... more

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

453.00 €

Item: 1017780 [U10800-115]

Compact equipment for recording charging and discharging curves for capacitors at individual points. Includes 12 V AC plug-in power supply. The charger and discharger consists of three units in a single housing: a voltage comparator, a digital ... more

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

453.00 €

Item: 1017781 [U10800-230]

Complete equipment for recording charging and discharging curves for capacitors at individual points. Includes 12 V AC plug-in power supply. The charger and discharger consists of three units in a single housing: a voltage comparator, a ... more

Insulator with Clamp

25.50 €

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

Volta's Pile on 3B Box

49.00 €

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

Switch on 3B-Box

10.70 €

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

Button on 3B Box

14.60 €

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

Knife-Edge Switch on 3B Box

15.90 €

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

Fuse Holder on 3B Box

11.80 €

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

Crocodile Clips on 3B Box

17.40 €

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

Universal Holder on 3B Box

19.30 €

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

Diode in 3B Box

7.30 €

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

ELV Motor on 3B Box

13.30 €

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

Red LED on 3B Box

16.40 €

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

Green LED on 3B Box

16.90 €

Item: 1010191 [U29578]

Battery Holder in 3B Box

21.20 €

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

Coil with 600 Windings on 3B-Box

17.70 €

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

Change-Over Switch (SPDT) on 3B Box

17.30 €

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

Graetz Bridge in 3B Box

12.10 €

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

LED Graetz Bridge in 3B Box

11.40 €

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

Current Direction Indicator in 3B Box

8.50 €

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

Ohm's Law Apparatus in 3B Box

11.80 €

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

Unknown Resistors in 3B Box

33.20 €

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

Precision Resistor 1 Ohm

34.00 €

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

Precision Resistor 10 Ohm

34.00 €

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

Precision Resistor 100 Ohm

28.30 €

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

Precision Resistor 1 kOhm

28.30 €

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

Precision Resistor 10 kOhm

28.30 €

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

Precision Resistor 100 kOhm

28.30 €

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

Precision Resistor 1 MOhm

28.30 €

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

Precision Resistor 10 MOhm

28.30 €

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

Capacitor 2200 µF

34.60 €

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

High-Precision Resistor 300 kOhm

28.30 €

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

Resistance Apparatus

260.00 €

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

Lamp Socket E10 on Acrylic Base

20.40 €

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

Lamp Socket E14 on Acrylic Base

28.30 €

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

Set of Conductors and Non-Conductors

30.60 €

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 string ... more

Copper Wire 0,3 mm / 100 m

9.90 €

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

Iron Wire 0,3 mm/ 100 m

9.50 €

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 (without coating) Length: 100 m Diameter: 0.3 mm more