Air Core Solenoid

The Air Core Solenoid is a practical physics laboratory apparatus for investigating the magnetic field generated by a long coil carrying electric current. It provides students with a straightforward experimental arrangement for examining how current and coil geometry influence the magnetic field inside and around a solenoid.

The coil is wound around a plastic former, providing a stable non-magnetic support for the winding. With approximately 575 turns, the solenoid offers a substantial number of windings for magnetic-field experiments while maintaining a practical format for laboratory demonstrations. Since the coil operates without a ferromagnetic core, it can be used to study the characteristics of an air-core magnetic field without the additional effects associated with iron or other magnetic materials.

The solenoid can be connected to an appropriate DC laboratory power source and used to investigate changes in magnetic-field strength with varying current. It is also suitable for experiments involving a current balance, where the magnetic field produced by the coil can be used to study the force acting on a current-carrying conductor.

For laboratory operation, the winding can handle approximately 5 A continuously or up to 10 A intermittently, provided suitable electrical and thermal operating conditions are maintained. Actual operating duration should be controlled according to the laboratory setup to prevent excessive heating of the winding.

The Air Core Solenoid is useful in practical lessons covering electromagnetism, magnetic fields, current-carrying conductors, magnetic force and the behavior of long coils. Its open, accessible construction also makes it convenient for positioning compatible measuring equipment or experimental conductors within the coil.

The simple coil arrangement makes the apparatus easy to incorporate into existing physics experiment setups. It can be used by students to compare theoretical magnetic-field relationships with practical observations, making it valuable for undergraduate and advanced school-level laboratory work.

Micro Technologies supplies this Air Core Solenoid for institutional laboratory requirements, practical physics experiments and educational equipment procurement. Proper electrical connections, current limits and heat-management practices should be followed during operation to support safe and consistent laboratory use.

Features

• Air-core solenoid construction without a ferromagnetic core.
• Approximately 575 turns of insulated coil winding.
• Coil wound on a rigid plastic former.
• Suitable for investigating magnetic fields of long coils.
• Compatible with current-balance experiments.
• Approximate continuous current capacity of 5 A.
• Approximate intermittent current capacity of 10 A.
• Useful for studying magnetic force on current-carrying conductors.
• Suitable for DC laboratory power supply connections.
• Practical construction for repeated physics laboratory experiments.

Benefits

• Clear magnetic-field investigation: Provides a practical setup for studying the field produced by a current-carrying solenoid.
• Supports quantitative experiments: Suitable for examining relationships between current, coil turns and magnetic-field behavior.
• Useful with current balances: Can form part of experiments involving magnetic forces on conductors.
• Non-magnetic construction: Air-core operation allows students to study the coil's magnetic field without a ferromagnetic core.
• Flexible laboratory application: Useful across electromagnetism and magnetic-field experiments.
• Reusable apparatus: Suitable for repeated practical sessions when operated within specified current limits.
• Procurement value: A useful addition to physics departments and institutional laboratory inventories.

Product Specifications

Available Variants

• 575-Turn Air Core Solenoid
• Standard air-core configuration for magnetic-field experiments
• Custom winding specifications may be considered for specialized laboratory requirements

SKU System

• MT-ACS-575 – Standard Air Core Solenoid
• MT-ACS-575-BULK – Bulk Institutional Supply
• MT-ACS-575-CUS – Custom Winding Requirement

FAQs

What is an Air Core Solenoid used for?

An Air Core Solenoid is used to investigate the magnetic field produced by a current-carrying coil.
It can demonstrate how magnetic-field behavior changes with current and coil characteristics.
It is commonly used in physics laboratory experiments involving electromagnetism.

How many turns does the solenoid have?

The standard configuration contains approximately 575 turns of insulated wire.
The winding is supported on a plastic former to maintain the coil structure.
The turn count can be considered when performing magnetic-field calculations and experiments.

What is the current capacity of the Air Core Solenoid?

The solenoid can carry approximately 5 A continuously or 10 A intermittently, subject to operating conditions.
Continuous operation at higher current should be avoided because coil heating increases with electrical load.
A suitable laboratory power supply and appropriate safety practices should be used.

Can the solenoid be used with a current balance?

Yes, it can be incorporated into suitable current balance experiments.
The magnetic field generated by the coil can interact with a current-carrying conductor placed in the experimental region.
Compatible current-balance equipment should be selected according to the experiment.

Does the Air Core Solenoid contain an iron core?

No. The standard configuration uses an air core with a plastic former supporting the winding.
This allows magnetic-field experiments without introducing the magnetic properties of an iron core.
A separate core should not be inserted unless specifically approved for the intended configuration.

Is the Air Core Solenoid durable?

The plastic former provides mechanical support for the coil winding during normal laboratory use.
Care should be taken to prevent excessive current, overheating, impact or damage to the winding insulation.
Proper operation within the recommended current range supports longer service life.

Can institutions order Air Core Solenoids in bulk?

Yes, bulk supply can be arranged for schools, colleges, universities and research laboratories.
Multiple units can be supplied according to laboratory requirements and project quantities.
Institutional buyers can request a quantity-based commercial quotation.

Can the solenoid be customized?

Custom winding arrangements may be considered for specialized experimental requirements.
Possible changes can include turn count, dimensions or electrical characteristics, subject to technical feasibility.
Detailed specifications should be provided when requesting a customized configuration.

How should the solenoid be maintained?

Keep the coil clean and dry and protect the winding from mechanical damage.
Inspect the insulation, terminals and former before laboratory use.
Allow suitable cooling after high-current intermittent operation before storing the apparatus.

How is the product packaged for shipping?

The coil should be protected against crushing, impact and movement during transportation.
Suitable cushioning can be provided around the plastic former and winding.
Bulk institutional orders can receive protective packaging appropriate to the shipment quantity.

What is the shipping timeline for bulk orders?

Shipping time depends on stock availability, order quantity, customization and destination.
Standard configurations can be supplied according to current production or inventory status.
The confirmed dispatch schedule can be provided with the quotation.

Why Choose Our Products

• Controlled manufacturing: Coil winding and former assembly are produced with attention to laboratory requirements.
• Quality inspection: Winding condition, mechanical construction and connection points are checked before supply.
• Precision-oriented construction: Consistent coil geometry supports repeatable experimental setups.
• Long service potential: Proper current management and careful handling help protect the winding during repeated use.
• Bulk supply capability: Suitable for institutional laboratories, distributors, colleges and university procurement.

Call to Action

Equip your physics laboratory with a practical Air Core Solenoid for magnetic-field, electromagnetism and current-balance experiments. Micro Technologies supports bulk inquiries, institutional orders, distributor requirements and customized specifications. Share your required quantity and technical requirements to receive a suitable quotation.