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HITECH ELECTROCOMPONENTS PVT. LTD.
GST : 29AACCH1761N1Z8

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Low Wattage Wire Wound Resistor

Name: Low Wattage Wire Wound Resistor
Brand: HITECH ELECTROCOMPONENTS PVT. LTD.
Price: 5-300 INR
Availability: InStock

Price 5-300 INR/ Piece

Get a Price/Quote

MOQ : 1000 Pieces

Low Wattage Wire Wound Resistor Specification

Power Supply
AC/DC

Operating Temperature
-55C to +235C

Response Time
Instantaneous

Thermal Conductivity
Good heat dissipation via ceramic core

Input
Electrical

Interface
Radial Leaded

Usage
Suitable for electronic circuits, laboratory and industrial applications

Power Source
Electrical Circuit

Output
Variable Resistance

IP Rating
Not Rated

Features
High Stability, Flameproof Coating, Low Noise, High Reliability

Components
Wire Wound Ceramic or Metal Core, Metal Leads

Product Type
Wire Wound Resistor

Application
Low Power Electronics, Voltage Division, Current Control

Rated Voltage
Up to 250V

Supply Voltage
Up to 250V

Size
Standard sizes: 0.25W, 0.5W, 1W, and 2W (body lengths vary)

Dimension (L*W*H)
Typically ranges from 7mm x 2.5mm x 2.5mm to 18mm x 5mm x 5mm

Function
Current Limiting, Voltage Dropping, and Circuit Protection

Color
Green (Body Color with Color Bands)

Weight
Approx. 2 to 10 grams (depending on wattage and size)

Current Rating
Depends on resistance value (typically up to 2A max)

Capacity
Low Wattage (0.25W to 2W)

Thickness
Varies as per resistor value and wattage

Frequency
DC and Low Frequency AC use

Lead Material
Tinned Copper Lead Wires

Mounting Type
Through Hole

Packaging Type
Bulk/Box/Ammo Pack

Insulation Resistance
>1000 M at 500V DC

Life Expectancy
2000 hours at rated load and temperature

Dielectric Withstand Voltage
500 VAC for 1 minute

Tolerance
1%, 2%, 5%, 10% (depending on model)

Coating Type
Flame Retardant, Heat Resistant

Resistance Range
0.1 ohm to 10 Kilo ohms

Surface Finish
Silicone or Special Coating

Inductance
Low to Moderate, depends on resistance and construction

About Low Wattage Wire Wound Resistor

Low Wattage Wire Wound Resistor is reckoned for its excellent heat enduring capacity and overload withstanding ability. Notable for its green surface coating, this resistor has been verified on the basis of its overload duration, temperature co efficiency level and loading capacity under moisture and high temperature prone working environment. Insulated structure and flame protected design of this low wattage product ensures its safe operation under harsh working condition. Prolonged working life, application specific design, low service charge, simple installation and dismantling method are its main factors. We are a reliable supplier and manufacturer of best quality Low Wattage Wire Wound Resistor.

Robust Design for Enhanced Safety

Crafted with flame retardant and heat resistant coatings, the wire wound resistor guarantees reliable performance even in demanding conditions. Its green body color with coded bands not only provides a clear indication of value but also aids in identification during installation or inspection, supporting safety standards in sensitive electronic setups.

Versatility Across Applications

Offering a broad resistance range and multiple tolerance levels, this resistor adapts effortlessly to current-limiting, voltage division, and circuit protection tasks. Its compatibility with both AC and DC sources, and suitability for low-frequency operation, make it a preferred choice for laboratories, industrial control panels, and educational kits.

Consistent Long-Term Performance

With a life expectancy of 2000 hours at rated load and temperature, these resistors sustain their characteristics over prolonged use. The ceramic or metal core construction enhances thermal conductivity, ensuring heat dissipation and reliable functioning throughout their operational life.

FAQs of Low Wattage Wire Wound Resistor:

Q: How do I select the appropriate wire wound resistor for my electronic circuit?

A: Choosing the right wire wound resistor depends on several factors including the required resistance value, wattage rating, tolerance, and application type. Ensure the selected model matches your circuits current and voltage specifications, and consider the physical size for proper mounting and heat dissipation.

Q: What advantages does the flame retardant, heat resistant coating offer?

A: This specialized coating enhances safety by preventing fire hazards and ensures the resistor can operate under high-temperature conditions, prolonging component life and maintaining reliable performance, especially in industrial or laboratory environments.

Q: When should I use a low wattage wire wound resistor instead of other types?

A: Use wire wound resistors in low power applications where stability, precision, and durability are critical, such as current limiting, voltage dropping, and protection circuits in audio, laboratory, or control equipment.

Q: Where can these resistors be installed within a circuit?

A: These resistors use a through-hole mounting interface and can be soldered onto printed circuit boards in AC/DC electronic devices, laboratory benches, and various industrial setups. Their compact standard sizes facilitate integration into a wide range of assemblies.

Q: What process ensures high insulation resistance and dielectric strength in these resistors?

A: The construction utilizes a ceramic or metal core for optimal heat dissipation, tinned copper leads for reliable connectivity, and a flameproof external coating, contributing to insulation resistance over 1000 M at 500V DC and dielectric withstand voltage of 500 VAC for one minute.

Q: How does the resistors low inductance affect circuit performance?

A: Low inductance supports stable operation in DC and low-frequency AC circuits by minimizing unwanted oscillations or interference, making these resistors ideal choices for precision and signal integrity applications.

Q: What are the key benefits of using these resistors in industrial or laboratory applications?

A: Benefits include precise resistance values, high safety due to flameproof coating, reliable operation under varied temperatures, instantaneous response, and minimized electrical noise. These features make them suitable for sensitive measurement and control tasks.