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Resistance box

Resistance box

Product Details:

  • Features Durable bakelite case, Precision wire wound resistors, Knob selection system
  • Temperature Resistance Up to 80C
  • Control Type Manual rotary knobs/switches
  • Shape Rectangular
  • Accuracy 1% of resistor value %
  • Type Resistance Box
  • Dimension (L*W*H) 225 x 100 x 90 mm Millimeter (mm)
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Resistance box Price And Quantity

  • 1 Piece
  • 1 Ohm steps (lowest decade)
  • 1 Ohm to 10,000 Ohms (10 decades)
  • Dust Proof Construction
  • Bakelite polished, corrosion-resistant
  • >100 Mega Ohms
  • Portable
  • 2 Watts
  • Screw Terminals
  • Table Top
  • <0.02 Ohms

Resistance box Product Specifications

  • 225 x 100 x 90 mm Millimeter (mm)
  • Electrical Laboratory Instrument
  • Resistance Box
  • Up to 80C
  • Manual rotary knobs/switches
  • Durable bakelite case, Precision wire wound resistors, Knob selection system
  • Bakelite, Brass, Aluminium, and ABS plastic parts
  • 1% of resistor value %
  • Physics Lab, Electrical experiments, Educational Institute use
  • Up to 250V (for resistance circuit) Volt (v)
  • Bakelite body with brass terminals
  • Rectangular
  • 1 Ohm steps (lowest decade)
  • 1 Ohm to 10,000 Ohms (10 decades)
  • Dust Proof Construction
  • Bakelite polished, corrosion-resistant
  • >100 Mega Ohms
  • Portable
  • 2 Watts
  • Screw Terminals
  • Table Top
  • <0.02 Ohms

Resistance box Trade Information

  • 100 Piece Per Month
  • 7 Days

Product Description

Resistance box 

Resistance Box (Plug Type) is of a superior quality Heavy Brass Metal Blocks Size 7/16" are bound to Bakelite Plate by means of nuts and screws securing rigid fixation and eliminating any chance of contact error creping due to loosening of plugs and lugs which are cut to fine taper and are interchangeable. Plug heads are machine moulded, of heavy insulated Bakelite in beautiful shapes. The boxes are made of Teak-wood and nicely polished. We are renowned as one of the staggering High Power Resistance Box Suppliers in India.

 

Great care is taken in preparing the wire wound resistance. Selected double Covered Eureka Wire is wound in Bakelite spools. Sufficient ageing and Heat Treatment is processed through to avoid any moisture effects. Solder Joints are sealed after calibration. The Decade Resistance Box is calibrated on imported Testing Bridge Accuracy + 0.1%



Precision and Versatility in One Device

Offering resistance from 1 Ohm to 10,000 Ohms, this resistance box caters to a wide spectrum of experiments. Its precision tolerance of 1% ensures dependable readings for both educational demonstrations and advanced electrical testing. The flexibility of 1 Ohm increment steps in the lowest decade adds to its utility for intricate circuit design and calibration work.


Quality Materials and Sturdy Design

Constructed with a bakelite body and brass terminals, this unit stands up to demanding environments. Dust-proof construction and a bakelite-polished, corrosion-resistant finish provide durability. Its table-top, portable form makes it easy to handle in classrooms or laboratories, and the rectangular robust casing protects sensitive internal components.


Effortless, Accurate Operation

Selecting desired resistance is simple thanks to clearly marked manual rotary knobs and an intuitive switch system. No need for external powerthis passive device supports experiments up to 250V and up to 2 Watts power dissipation. The device can withstand temperatures up to 80C, supporting safety along with accuracy in routine lab applications.

FAQs of Resistance box:


Q: How do you select a specific resistance value using this resistance box?

A: A specific resistance value is selected using the manual rotary knobs or switches on the front panel, which are clearly marked for each decade. This allows you to combine values to achieve precise resistance settings in 1 Ohm increments starting from the lowest decade.

Q: What are the typical applications of this resistance box in a laboratory?

A: The resistance box is commonly used for educational demonstrations, calibrating measuring instruments, creating fixed resistance in experiments, and verifying electrical circuit behaviors in physics labs and institutions.

Q: Where can this resistance box be positioned during use?

A: Designed as a portable, table-top unit, the device may be conveniently placed on any flat laboratory surface. Its sturdy and stable design ensures it remains secure during experimental procedures.

Q: When is it beneficial to use this resistance box in electrical experiments?

A: This resistance box is particularly beneficial when precise resistance values are needed for testing circuit responses, calibrations, or when demonstrating electrical principles in an educational context.

Q: What materials contribute to the durability and safety of the device?

A: The resistance box is crafted from bakelite for the body, with brass and aluminium components for terminals and mechanical parts. It features ABS plastic parts and a corrosion-resistant polished finish to ensure long-term durability and safety.

Q: How does the dust-proof and corrosion-resistant construction improve performance?

A: Dust-proof construction safeguards the internal components from contamination, maintaining low contact resistance and accurate measurements. The corrosion-resistant finish prolongs lifespan, making the device reliable for frequent lab use.

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