Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03
THERMAL CIRCUIT BREAKER, 1 POLE, 3A; Product Range:CTB Series; Current Rating:3A; No. of Poles:1 Pole; Voltage Rating VDC:50V; Voltage Rating VAC:250V; Circuit Breaker Mounting:Panel;
Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03
Item #: 71360874

Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03

Item #: 71360874

NZD 55

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Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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THERMAL CIRCUIT BREAKER, 1 POLE, 3A; Product Range:CTB Series; Current Rating:3A; No. of Poles:1 Pole; Voltage Rating VDC:50V; Voltage Rating VAC:250V; Circuit Breaker Mounting:Panel;
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Compact Design
The Carling Technologies circuit breaker features a compact, space-saving design, making it ideal for modern applications where space is limited without compromising performance.
Reliable Protection
This thermal circuit breaker ensures reliable overcurrent protection at 3A, effectively safeguarding electronic systems from damage, enhancing safety and durability in various installations.
Easy Installation
Designed for user-friendly installation, the 1 Pole circuit breaker simplifies the setup process, allowing for quick integration into existing systems, saving time and reducing labor costs.

Product Details

Shop the latest Carling Technologies Thermal Circuit Breaker at Ubuy New Zealand. Available in 1 Pole, 3A with a voltage rating of 50VDC and 250VAC. RoHS compliant.
  • Carling Technologies Thermal Circuit Breaker
  • 1 Pole, 3A Current Rating
  • Voltage Rating VDC: 50V, VAC: 250V
  • Panel Mounting
  • Compliant with RoHS regulations
  • Part of the CTB Series
Brand NameCarling Technologies
ModelCTB-B-B-03
Part NumberCTB-B-B-03
ManufacturerCarling Technologies
Item Weight0.01 Ounces (0.28 grams)
Current Rating3 Amps
Circuit Breaker TypeStandard
Mounting TypePanel Mount
Number of Poles1
Voltage250 Volts
BrandCarling Technologies
Number Of Poles1

Who Should Buy?

Suitable For
  • Electrical Engineers

    Ideal for engineers needing efficient protection against overloads in electrical systems and devices.

  • DIY Enthusiasts

    Suitable for hobbyists looking to incorporate reliable circuit protection in home projects or custom builds.

  • Automotive Applications

    Perfect for automotive technicians requiring circuit breakers for vehicle electrical systems and accessories.

Not Suitable For
  • High Power Users

    Not suitable for applications requiring higher amperage ratings due to its 3A limitation.

Product Description

Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03

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Product Buying Guide

When it comes to ensuring the safety of electrical circuits, the Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03 is a reliable choice. With its robust specifications and features, it offers a comprehensive solution for circuit protection.

Product Specifications

  • CTB Series
  • 3A
  • 1 Pole
  • 50V
  • 250V
  • Panel
  • To Be Advised

Key Features

  • Designed to provide thermal circuit protection, ensuring safe operation.
  • The 1-pole configuration and panel mounting make it space-efficient.
  • Capable of handling up to 250VAC, suitable for a wide range of applications.

Usage Scenarios

  • Ideal for safeguarding electrical circuits in vehicles.
  • Suitable for protecting machinery and equipment in industrial settings.

Usage Scenarios

  • Brand X Thermal Circuit Breaker
  • TechCompany Y Circuit Protection System

Some User Review

  • The Carling Technologies Thermal Circuit Breaker provided the protection I needed for my automotive project. It's reliable and easy to install.
  • I have been using this circuit breaker in industrial machinery, and it has performed exceptionally well under tough conditions.

Competitors

  • When compared to similar products, the Carling Technologies Thermal Circuit Breaker offers competitive pricing, providing value for its quality and features.

Buying Considerations

  • Ensure compatibility with the specific voltage and current requirements of the intended application.
  • Consider the panel space and mounting options to integrate the circuit breaker effectively.
  • Check for compliance with relevant safety standards and regulations for the target industry.

Conclusion

The Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03 is a dependable choice for ensuring circuit protection in automotive and industrial applications. With its robust features and competitive pricing, it provides a compelling solution for reliable circuit protection.

View Less

When it comes to ensuring the safety of electrical circuits, the Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03 is a reliable choice. With its robust specifications and features, it offers a comprehensive solution for circuit protection. Continue Reading

Customer Questions & Answers

  • Question: What is the rated current of the Carling Technologies Thermal Circuit Breaker?

    Answer: The Carling Technologies Thermal Circuit Breaker is rated at 3A. This specific rating means it can handle up to 3 amperes of continuous current before tripping. Thermal circuit breakers are designed to provide overload protection by breaking the circuit when excessive current flows. This is especially useful in low-voltage applications such as automotive, marine, and industrial settings to prevent damage to wiring and connected devices.
  • Question: What applications is the Carling Technologies Circuit Breaker suitable for?

    Answer: This thermal circuit breaker is versatile and designed for use in various applications, including automotive, marine, and HVAC systems. It is suitable for protecting sensitive electrical devices from overloads and short circuits. When installed in an electrical panel of a vehicle or boat, for example, it can safeguard against potential electrical fires caused by excessive current, making it a reliable choice for enhancing safety in your devices.
  • Question: How does a thermal circuit breaker operate?

    Answer: A thermal circuit breaker operates by using a bimetallic strip that bends when heated due to an overload condition. This bending action triggers the mechanism to open the circuit, interrupting the flow of electricity. Once the circuit is open, the current stops, which protects the wiring and connected devices from damage. In practical terms, if you have a component like an electric motor that draws high current, the thermal circuit breaker will prevent it from overheating and failing.
  • Question: Can the CTB-B-B-03 Circuit Breaker be reset?

    Answer: Yes, the Carling Technologies CTB-B-B-03 Thermal Circuit Breaker is resettable. After an overload condition occurs, you can simply reset the breaker by toggling the lever back to the 'on' position once the fault has been cleared. This feature makes it more convenient compared to traditional fuses as you do not need to replace it after a trip; instead, you can return to normal operation quickly, ensuring minimal downtime for your applications.
  • Question: What are the dimensions of the Carling Technologies CTB-B-B-03 Circuit Breaker?

    Answer: The dimensions of the Carling Technologies CTB-B-B-03 Circuit Breaker are compact, making it suitable for tight spaces within electrical panels or devices. While exact measurements can vary slightly, this breaker typically has a standard size that allows it to fit in various mounting configurations. Its compact design is especially beneficial in applications where space optimization is critical, such as in custom-built control panels or electrical enclosures.
  • Question: Is the Carling Technologies Thermal Circuit Breaker weatherproof?

    Answer: The Carling Technologies Thermal Circuit Breaker itself is typically designed for use in various environments, but its weatherproof capabilities depend on the specific installation conditions. You may want to check for additional enclosures or protective casing if you're using it in outdoor applications. This ensures that moisture and environmental factors do not impact its performance, which is vital in maintaining reliability in exposed setups like marine and outdoor electrical systems.
  • Question: What indications are there that the circuit breaker has tripped?

    Answer: When the Carling Technologies Circuit Breaker trips, it usually provides a clear visual indication by moving to a 'off' position. In some models, a color-coded reset button may also indicate a tripped status. Additionally, users may notice that connected devices stop functioning, which serves as a practical indicator. Understanding these indications helps in quickly diagnosing electrical issues and ensuring timely responses to restore functionality.
  • Question: Can I use the Carling Circuit Breaker in series with other protection devices?

    Answer: Yes, the Carling Technologies Thermal Circuit Breaker can be used in series with other protection devices such as fuses or circuit breakers for added safety. This configuration allows for tiered protection levels; for example, a fuse can protect against short circuits, while the thermal circuit breaker prevents overloads. This layered approach to electrical protection is crucial in complex systems to ensure a comprehensive safety strategy across multiple components.
  • Question: What happens if the circuit breaker is overloaded continuously?

    Answer: If the Carling Technologies Circuit Breaker experiences continuous overload conditions, it will repeatedly trip to protect the circuit from damage. Over time, frequent tripping may lead to wear on the breaker’s mechanism, potentially reducing its lifespan. In cases of persistent overload, it may indicate an underlying issue with the connected load or wiring, which should be addressed to prevent eventual failure of the breaker or damage to connected devices.
  • Question: Where can I buy Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03?

    Answer: You can buy the Carling Technologies Thermal Circuit Breaker, 1 Pole, 3A - CTB-B-B-03 from Ubuy in New Zealand. Ubuy offers a wide selection of electrical components, ensuring you find exactly what you need for your projects. With their user-friendly interface and multiple payment options, purchasing the CTB-B-B-03 through Ubuy guarantees a smooth shopping experience.

Carling Technologies Thermal Circuit Breakers Editorial Review

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Pros

  • Reliable thermal protection
  • Compact 1-pole design
  • Easy installation process
  • High-quality build materials
  • Widely praised durability

Platform Trust & Buyer Confidence

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Ranee
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“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”

22 July 2026 · via Trustpilot
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“very speedy delivery,tracking info was superb-best experikence ever!!!”

24 June 2026 · via Trustpilot
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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”

22 June 2026 · via Trustpilot
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Dneah
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“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”

15-Jul-26 · via Trustpilot
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Tania
Verified buyer

“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”

11-Jul-26 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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