电循环

Set of 2 Experiment Leads, 75 cm 2.5 mm²

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 ... 更多

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

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 ... 更多

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

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 ... 更多

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绝缘体

Item: 1002970 [U15321]

它具有金属柄，上面带有凸边螺纹。在它的丙烯酸杆上带有4毫米的钻孔，通常用于电线的绝缘固定器，如在光具座上进行实验操作时需要。直径:10 mm 长度：100 mm 更多

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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 ... 更多

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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 更多

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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 更多

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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 更多

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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 ... 更多

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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 ... 更多

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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 更多

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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 更多

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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 ... 更多

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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 ... 更多

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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 ... 更多

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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 更多

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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 ... 更多

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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 ... 更多

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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 ... 更多

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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 更多

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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 更多

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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 ... 更多

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高精度的电阻器

Item: 1009843 [U51004]

它们具有塑料外壳，带有4毫米的安全插头。电阻:1欧姆公差: 1% 负载率: 4W 更多

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高精度的电阻器

Item: 1009844 [U51005]

它们具有塑料外壳，带有4毫米的安全插头。电阻:10 欧姆公差: 1% 负载率: 4W 更多

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高精度的电阻器

Item: 1009886 [U51006]

它们具有塑料外壳，带有4毫米的安全插头。电阻:100欧姆公差: 1% 负载率: 4W 更多

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高精度的电阻器

Item: 1009887 [U51007]

它们具有塑料外壳，带有4毫米的安全插头。电阻:1000欧姆公差: 1% 负载率: 4W 更多

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高精度的电阻器

Item: 1000685 [U51008]

它们具有塑料外壳，带有4毫米的安全插头。电阻:10千欧姆公差: 1% 负载率: 4W 更多

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高精度的电阻器

Item: 1000686 [U51009]

它们具有塑料外壳，带有4毫米的安全插头。电阻:100千欧姆公差: 1% 负载率:1W 更多

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高精度的电阻器

Item: 1000687 [U51010]

它们具有塑料外壳，带有4毫米的安全插头。电阻:1M欧姆公差: 1% 负载 :1W 更多

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高精度的电阻器

Item: 1000688 [U51011]

它们具有塑料外壳，带有4毫米的安全插头。电阻:10 M欧姆公差: 1% 负载率:1W 更多

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电容器

Item: 1000689 [U51012]

它具有塑料外壳，4毫米的安全插头。电容：2200 公差：20％最大的允许电压：40 V 规格：122×70×50 mm 更多

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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 更多

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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 ... 更多

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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. 更多

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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. 更多

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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 string ... 更多

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Resistance Wire - Copper 0,3 mm

Item: 1000949 [U8495420]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Iron 0,3 mm

Item: 1000950 [U8495460]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Nickel 0,3 mm

Item: 1000951 [U8495490]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Chrome-Nickel 0.3 mm

Item: 1000953 [U8495505]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Chrome-Nickel 0.5 mm

Item: 1000954 [U8495515]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Constantan 0.2 mm

Item: 1000955 [U8495527]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Constantan 0,3 mm

Item: 1000956 [U8495532]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Constantan 0.4 mm

Item: 1000957 [U8495537]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Constantan 0.5 mm

Item: 1000958 [U8495540]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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Resistance Wire - Brass 0.3 mm

Item: 1000959 [U8495550]

This metal wire, wound on a bobbin, is used in experiments investigating the dependence of electrical resistance on the material, the cross-sectional area, and length of the wire. 更多

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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. 更多

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Double-Pole Double Throw Switch

Item: 1018439 [U8495901]

Double-pole double throw (DPDT) change-over switch in a robust casing with high dielectric strength. Connection is made via 4-mm safety sockets. Dimensions: 112 x 62 x 45 mm approx. Weight: 95 g approx. 更多

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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. 更多

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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. 更多

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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. 更多

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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 Scope of supply ... 更多

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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: ... 更多

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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 ... 更多

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成对的架空电力线模型

Item: 1021347 [U8557750]

一组两根电阻线，电阻22Ω，长1.5米。在涉及模型架空电力线的实验中可以用作连接线或用于传输电能的传输线。在这些实验中，它们保证了基本保护，防止接触带电组件。连接器： 4 mm 安全插头电阻： 22 Ω 每根线长度：1.5 m 线直径： 0.3 mm 线材质：铬镍最大功率： 3 W 最大电压： 300 V 测量类别：CAT I 更多

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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 ... 更多

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电阻箱

Item: 1002730 [U11180]

这个电阻箱彼此之间机械连接起来可以组成惠斯登电桥。它带有彩色的安全插头和控制旋钮，它可以在10个步长内设置测量电阻值。它还包括25厘米长的接插线。连接：通过4毫米安全插头规格：72×72×90 mm 重：220 g 更多

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电阻箱

Item: 1002731 [U11181]

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电阻箱

Item: 1002732 [U11182]

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电阻箱

Item: 1002733 [U11183]

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电阻箱

Item: 1002734 [U11184]

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电阻箱，1 －10k

Item: 1002735 [U11185]

四个电阻箱具有同一外壳，可单独使用，也可连接使用，如组成惠斯登电桥。它通过控制旋钮来设置数值，带有10分刻度。连接：通过4毫米的安全插头最大电流：1 －10 700 mA, 10 －100 200 mA 100 －1k 70 mA 1k －10k 20 mA 精度：1％规格：310×90×80 mm 重：1kg 更多

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电容箱0,1 µF － 1 µF

Item: 1002737 [U11191]

这个电容箱彼此之间机械连接起来。它带有彩色的安全插头和控制旋钮，它可以在10个步长内设置电容值。它还包括25厘米长的接插线。连接：通过4毫米安全插头规格：72×72×90 mm 重：220 g 测量范围 0.1-1 增量 0.1 额定电压 350 V直流精度 2% 更多

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Inductance Decade Box - high accuracy, with slide switches

Item: 1013905 [U118201]

Variable inductance decade in impact-resistant plastic housing. This series incorporates mechanically stable components, a slide switch for setting measurement ranges and 4-mm safety sockets to ensure that all connections are safe. ... 更多

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Capacitance Decade

Item: 1013906 [U118211]

Capacitance decade in impact-resistant plastic housing. This series incorporates mechanically stable components, a slide switch for setting measurement ranges and 4-mm safety sockets to ensure that all connections are safe. Measuring range ... 更多

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一套接插线，15个，长度 75 cm

Item: 1002840 [U13800]

铜制金属线，由延展性好的PVC材料制成；每端都配有层积插头和一个完全绝缘的轴向插孔，用来连接附加的接插线。这一套装置包括15个接插线，长75 cm。每五个的颜色分别是红色，黑色，蓝色。金属线的横截面积 1 电压外置低电压连续电流最大16 A 插头和插孔 4毫米（镀镍）更多

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一套接插线，15个，长度 75 cm

Item: 1002841 [U13801]

铜制金属线，由延展性好的PVC材料制成；每端都配有层积插头和一个完全绝缘的轴向插孔，用来连接附加的接插线。这一套装置包括15个接插线，长75 cm。每五个的颜色分别是红色，黑色，蓝色。金属线的横截面积 2.5 电压外置低电压连续电流最大32A 插头和插孔 4毫米（镀镍）更多

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15根安全实验导线套件，75mm

Item: 1002843 [U138021]

用于电压低而电流高的电气回路；铜导线包裹了高弹性PVC；每一端都带有分层安全插头和完全绝缘的轴向插口，可连接其他附加的接插线。导线截面积：2.5 mm2 连续电流：最大为 32 A 插头与插口：4 mm (镀镍) 一套15根接插线，75cm长，红黑蓝三色各五根。更多

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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. 更多

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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 更多

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