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Physics > Electrics >

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Armature with spring

Art no 48442

The armature is needed to build a classic alarm bell. It is mounted in a Column with screw.

13.50 EUR

(16.88 EUR incl. vat)

pcs	Delivery - immediate

Product description

The armature is needed to build a classic alarm bell.
It is mounted in a Column with screw.

In the classic alarm bell, a solenoid magnet pulls the armature down to the bell which then rings. Meanwhile, the power supply is cut to the solenoid magnet and the armature returns. The power is then reconnected and everything is repeated...

Material: Surface-treated spring steel with contact strips of phosphor bronze.
Dimensions: Length 26 cm.

The bottom image shows the Base Plate where an alarm bell has been fitted. Click on the image to view the component parts.
These parts are ordered separately, see below.

Base plate

Art no: 48422
Strong base plate for laboratory experiments with, for example, resistance wire and alarm bell.

27.50 EUR

Foot for Base Plate

Art no: 48426
The Foot can be mounted on a base plate and is designed for 8 mm columns.

9.90 EUR

Column with screw

Art no: 48432
At the top of the Column, a wire is pinched in place using a butterfly screw. Can be mounted in the Foot to the Base Plate.

5.90 EUR

Contact screw with holder

Art no: 48444
The contact screw is needed to build a classic alarm bell. It is mounted in a Column with screw.

9.90 EUR

Clapper with nut

Art no: 48446
The clapper represents the striking part of the bell when building a classic alarm bell.

3 EUR

Bell for alarm bell

Art no: 48448
The bell is needed when you plan to build a classic alarm bell.

12 EUR

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Armature with spring

The armature is needed to build a classic alarm bell. It is mounted in a Column with screw.

Base plate

Art no: 48422 Strong base plate for laboratory experiments with, for example, resistance wire and alarm bell.

Foot for Base Plate

Art no: 48426 The Foot can be mounted on a base plate and is designed for 8 mm columns.

Column with screw

Art no: 48432 At the top of the Column, a wire is pinched in place using a butterfly screw. Can be mounted in the Foot to the Base Plate.

Contact screw with holder

Art no: 48444 The contact screw is needed to build a classic alarm bell. It is mounted in a Column with screw.

Clapper with nut

Art no: 48446 The clapper represents the striking part of the bell when building a classic alarm bell.

Bell for alarm bell

Art no: 48448 The bell is needed when you plan to build a classic alarm bell.

Art no: 48422
Strong base plate for laboratory experiments with, for example, resistance wire and alarm bell.

Art no: 48426
The Foot can be mounted on a base plate and is designed for 8 mm columns.

Art no: 48432
At the top of the Column, a wire is pinched in place using a butterfly screw. Can be mounted in the Foot to the Base Plate.

Art no: 48444
The contact screw is needed to build a classic alarm bell. It is mounted in a Column with screw.

Art no: 48446
The clapper represents the striking part of the bell when building a classic alarm bell.

Art no: 48448
The bell is needed when you plan to build a classic alarm bell.