Керамическая клеммная колодка

VIOX Electric: Your Expert Manufacturer for High-Temperature Ceramic Terminal Blocks and Ceramic Connectors. With over 15 years specializing in durable electrical connections, we are a leading manufacturer offering a full range of standard and enclosed Ceramic Terminal Blocks and versatile Ceramic Connectors (1P, 2P, 3P+). Our products, designed for temperatures up to 800°C, feature quality materials, rigorous testing, and ISO, UL, CE, RoHS certifications. Choose VIOX, a trusted Chinese manufacturer, for reliable performance in ovens, furnaces, and demanding industrial applications. We provide comprehensive support, customization, free samples, and low MOQs.

Сертифицировано

VIOX Standard Ceramic Terminal Block

VIOX Enclosed Ceramic Terminal Block

Краткая самопрезентация: Почему стоит выбрать VIOX Electric?

At VIOX ELECTRIC, we’ve dedicated over 15 years to perfecting electrical connection components that stand the test of time. Our commitment to excellence is reflected in every Керамическая клеммная колодка мы производим:

Лучший в отрасли контроль качества: Каждый клеммный блок проходит строгое тестирование на соответствие международным стандартам
Сертифицированная экспертиза: Сертификаты ISO 9001, UL, CE и RoHS гарантируют производительность мирового класса
Инновационный инжиниринг: Наша команда разработчиков постоянно совершенствует дизайн для улучшения функциональности
Поддержка, ориентированная на клиента: Техническая помощь на всех этапах, от выбора до установки

Full Range of Ceramic Connectors

High-Temperature Resistant Connectors for Diverse Applications

We offer versatile single-pole, double-pole, and triple-pole configurations (1P, 2P, 3P+) supporting currents from 5A to 100A. Constructed from premium ceramic, these blocks ensure excellent heat resistance and electrical insulation, making them ideal for industrial equipment, ovens, and demanding heating applications.

Premium Materials & Precision Manufacturing

VIOX Ceramic Terminal Blocks SIZE CHART

СПЕЦИФИКАЦИЯ	МОДЕЛЬ	ДЛИНА	ШИРИНА	ВЫСОТА	ДИАПАЗОН ПОДКЛЮЧЕНИЯ
1 вход 1 выход 10A	CTB1110	19 мм	10 мм	15 мм	0,5-2,5 мм²
1 вход 1 выход 30A	CTB1130	18 мм	14 мм	18 мм	0,5-6 мм²
2 входа 2 выхода 10A	CTB2210	20,7 мм	18,9 мм	13,9 мм	0,5-2,5 мм²
2 входа 2 выхода 15A	CTB2215	28,4 мм	20,4 мм	16,3 мм	0,5-4 мм²
2 входа 2 выхода 30A	CTB2230	31 мм	27 мм	18,9 мм	1,5-6 мм²
2 входа 2 выхода 60A	CTB2260	38,7 мм	31 мм	22,7 мм	2,5-16 мм²
2 входа 2 выхода 100A	CTB22100	41,1 мм	30,2 мм	25,85 мм	6-25 мм²
3 входа 3 выхода 10A	CTB3310	31 мм	20 мм	14,3 мм	0,5-2,5 мм²
3 входа 3 выхода 15A	CTB3315	35,5 мм	20,3 мм	20,2 мм	0,5-4 мм²
3 входа 3 выхода 30A	CTB3330	46,2 мм	26,4 мм	19,2 мм	1,5-6 мм²
4 входа 4 выхода 30A	CTB4430	57 мм	25 мм	18,8 мм	1,5-6 мм²
5 входов 5 выходов 15A	CTB5515	50 мм	22 мм	13 мм	0,5-2,5 мм²
6 входов 6 выходов 15A	CTB6615	56,6 мм	21 мм	13 мм	0,5-2,5 мм²
8 входов 8 выходов 15A	CTB8815	68 мм	21 мм	13 мм	0,5-2,5 мм²
10 входов 10 выходов 15A	CTB101015	88 мм	18 мм	15 мм	0,5-3,5 мм²

Получите свой Free Ceramic Terminal Block

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More Than Just a Ceramic Terminal Block Manufacturer

At VIOX, we go beyond manufacturing Ceramic Terminal Block by offering a suite of value-added services tailored to meet your project needs. Our commitment to excellence ensures that every customer receives personalized attention, expert guidance, and seamless support throughout their journey with us.

Логистическая поддержка

Если у вас нет надежного экспедитора, мы можем организовать транспортировку с нашего завода до места реализации проекта без дополнительной оплаты. Наша команда логистов обеспечивает своевременную и безопасную доставку, чтобы ваш проект не отставал от графика.

Часто задаваемые вопросы

Мы собрали некоторые распространенные вопросы наших клиентов. Если ваш вопрос не вошел в эту подборку, наша служба поддержки всегда готова помочь. Мы будем рады пообщаться с вами.

How Can I Get a Quote for the Ceramic Terminal Block

To get a quote for our Ceramic Terminal Block, contact our customer service team. We are available 24/7. Just provide the specifics of your order like the type, size, and quantity. We’ll guide you through the entire ordering process.

Каков ваш MOQ для заказа?

У нас низкий MOQ или минимальное количество заказа. Вы можете заказать всего одну единицу, и мы выполним поставку в соответствии с вашими спецификациями.

Каков срок выполнения моего заказа?

The standard turnaround time for our Ceramic Terminal Block is 7 to 10 business days. Delivery time may extend by up to 15 business days due to transit. For custom or bulk orders, we can discuss the turnaround time before finalizing your order.

Могу ли я получить образец перед размещением заказа?

Да, мы предоставляем образцы для оценки и утверждения. Создание образцов обычно занимает от 3 до 7 рабочих дней.

Can You Make Ceramic Terminal Block

Yes, we offer customized Ceramic Terminal Block . Let us know your requirements, and our expert customer service team will work with you through the design process.

What is Your Warranty for the Ceramic Terminal Block

We offer a 3-year warranty on all Ceramic Terminal Blocks we produce. This ensures we deliver high-quality products. Every product is thoroughly tested before delivery.

Some About Ceramic Terminal Block

What is a Ceramic Terminal Block

A Ceramic Terminal Block is an electrical connector used to terminate wires safely and securely. Its defining feature is the insulating body, which is made from a ceramic material (often steatite or porcelain) instead of plastic or phenolic resin. This ceramic body houses conductive metal parts (terminals, screws, clamps) that allow electrical current to pass between the connected wires.

Цель: The primary purpose of a ceramic terminal block is to provide reliable electrical connection points in environments where standard plastic terminal blocks would fail, primarily due to high temperatures. They organize wiring, simplify connections, and enhance safety by insulating conductive parts.

Состав и свойства материала

The superior performance of ceramic terminal blocks stems from their specialized material composition. Most high-quality ceramic terminal blocks are manufactured using steatite (a form of magnesium silicate) or high-alumina ceramics, materials specifically chosen for their exceptional electrical and thermal properties. These ceramics typically feature high alumina content, contributing to their impressive performance characteristics.

Key material properties include:

High bulk density (>3 g/cm³)
Zero water absorption
Excellent flexural strength (>200 Mpa/cm²)
Low coefficient of thermal expansion (<8 10-6 mm/°C between 20-100°C)
Exceptional volume resistivity (>10¹³ ohms.cm at 100°C)
Impressive dielectric strength (15 Kv/mm)

The terminals themselves are typically constructed from brass with high mechanical strength or stainless steel (often AISI 304 grade), providing excellent electrical conductivity and corrosion resistance. Terminal screws are typically made from zinc-plated steel or stainless steel, depending on the specific application requirements and temperature rating of the terminal block.

Common Applications of Ceramic Terminal Block

Ceramic terminal blocks are indispensable in applications involving high temperatures or harsh conditions where plastics are unsuitable:

Industrial Ovens, Furnaces, and Kilns: Connecting heating elements, thermocouples, and control wiring.
Heating Equipment: Commercial and industrial heaters, heat tracing systems.
High-Power Resistors: Terminating connections to large resistors that generate significant heat.
Process Equipment: Found in manufacturing plants dealing with high temperatures (e.g., glass manufacturing, metal processing).
Appliances: Older or specialized high-temperature appliances (though less common in modern consumer goods).
High-Intensity Lighting: Certain industrial or specialized lighting fixtures that generate substantial heat.

Types of Ceramic Terminal Blocks

Standard Configuration Types

Ceramic terminal blocks come in various configurations to accommodate different application requirements. The most common configurations include:

Enclosed Terminal Blocks: These feature terminals that are fully enclosed within the ceramic body, providing maximum insulation and protection against accidental contact. They typically offer maximum voltages of around 380V and currents up to 30A, with temperature resistance up to 200°C. These blocks are ideal for applications where safety is paramount.
Exposed Terminal Blocks: With terminals partially exposed, these blocks offer easier access for connection and maintenance. They generally provide higher electrical ratings compared to enclosed types, with maximum voltages of 500V, currents up to 44A, and temperature resistance to 240°C.
Standard Ceramic Terminal Blocks: These basic blocks offer the highest temperature resistance (up to 450°C) and voltage ratings (up to 600V), making them suitable for extreme environments. They typically use stainless steel hardware and steatite ceramic bodies.

Specialized Terminal Block Types

Beyond standard configurations, specialized ceramic terminal blocks exist for specific applications:

High-Temperature Terminal Blocks: Designed specifically for extreme temperatures up to 750°F (400°C), these blocks feature ceramic bodies with brass terminals and are primarily used for heater power and thermocouple connections in high-temperature environments.
Ceramic Post Terminal Covers: Often used on band and strip heaters with post terminals, these provide high-temperature electrical protection up to 1000°F. They can be factory installed or customer installed as needed.
Ex-standard-approved Terminal Blocks: These feature ceramic insulation and are specially designed for use in harsh environments and hazardous locations where explosion protection is required.

How to Select the Right Ceramic Terminal Block

Choosing the correct block is critical for safety and reliability:

Температурный рейтинг: Ensure the block’s maximum operating temperature rating exceeds the highest temperature it will experience in the application, including ambient temperature plus any heat generated by the current flow.
Номинальное напряжение: Must be equal to or greater than the system voltage.
Текущий рейтинг: Must be able to handle the maximum continuous current that will flow through any terminal without overheating. Consider potential derating factors based on ambient temperature and the number of adjacent terminals carrying current.
Wire Size Range (AWG or $m m^{2}$ ): Select a block designed to accept the gauge(s) of wire being used. Ensure the terminals can securely clamp the wire (solid, stranded, or with ferrules).
Number of Positions/Poles: Choose a block with enough terminals for all the required connections.
Тип терминала: Screw terminals are standard. Ensure the screw type and size are appropriate for the application and wire termination method (bare wire, lug).
Mounting Requirements: Verify the mounting hole dimensions and spacing match the intended installation surface.
Условия окружающей среды: Consider exposure to moisture, dust, chemicals, or vibration. While ceramic itself is resistant, the metal components might require specific plating or protection.

Installation Guidelines of Ceramic Terminal Block

Safety First! Always ensure the power to the circuit is completely shut off and locked out/tagged out before installation or maintenance.
Подготовка проводов: Strip the wire insulation to the correct length specified by the terminal block manufacturer (if available) or ensure proper fit under the screw/clamp. Avoid nicking the conductor strands. For stranded wire, twisting the strands tightly or using a ferrule is highly recommended for a reliable connection.
Соединение: Insert the wire (or lug) fully into the terminal.
Tightening (CRITICAL): Tighten the terminal screws to the manufacturer’s recommended torque specification. Do not overtighten! Overtightening can crack the ceramic body or damage the screw/terminal threads. Undertightening leads to high resistance, overheating, and potential connection failure. Use a torque screwdriver if precise torque is required.
Крепление: Secure the terminal block to the panel using the appropriate screws/bolts. Again, avoid overtightening the mounting screws to prevent cracking the ceramic base. Use washers if recommended.
Осмотр: After installation, gently tug on each wire to confirm it is securely clamped. Visually inspect for any signs of damage.

Maintenance and Safety

Periodic Inspection: Regularly inspect ceramic terminal blocks, especially in critical or high-vibration environments. Look for:
- Signs of overheating (discoloration of ceramic or metal parts, melted wire insulation nearby).
- Cracks or chips in the ceramic body.
- Corrosion on metal parts.
- Loose terminal screws (check torque periodically, as vibration and thermal cycling can cause loosening).
Уборка: Keep the terminal block clean and free of dust, debris, oil, or moisture that could compromise insulation or cause tracking between terminals. Ensure the circuit is de-energized before cleaning.
Меры предосторожности:
- Always work on de-energized circuits.
- Use appropriately rated terminal blocks for the voltage, current, and temperature.
- Handle blocks carefully to avoid dropping or impacting them.
- Ensure proper wire termination and tightening torque.
- Maintain adequate spacing and clearance around the block as required by electrical codes and application demands.

Методы производства

Ceramic Base Manufacturing:
- Mix ceramic powder (e.g., steatite, alumina) with binders.
- Form the base shape using press molding or other methods.
- Perform high-temperature sintering in a kiln to harden and densify it, forming the insulating base.
Metal Component Manufacturing:
- Use metal materials like brass or steel to create conductive terminal plates, screws, etc., via processes like stamping и machining.
- Typically undergo surface plating (e.g., nickel plating) to enhance corrosion resistance and high-temperature conductivity stability.
Сборка:
- Установите the processed metal conductive parts onto the sintered ceramic base, securing them with screws or other fasteners.
Testing & Quality Control (QC):
- Perform quality inspections on the finished product, including visual checks, dimensional measurements, insulation resistance tests, continuity tests, and dielectric strength tests, to ensure compliance with specifications and safety requirements.

Ведущие китайские производители

Yueqing region in Zhejiang province, China, has established itself as a significant hub in the global ceramic terminal block market, accounting for approximately 15-20% of worldwide market share.Within this thriving ecosystem, VIOX ELECTRIC has emerged as a leading manufacturer with over 15 years of industry experience. The company exports its high-quality ceramic terminal blocks to more than 10 countries spanning Europe, South America, Asia, and the Middle East.

The ceramic terminal block segment is a valuable part of the broader terminal block market, projected to reach $5.2-5.8 billion by 2027-2030 with a CAGR of 5.7-6.1%. VIOX ELECTRIC has leveraged the rising demand for high-temperature-resistant terminal blocks in applications such as industrial automation, power supplies, and process control instruments. The company’s competitive edge lies in its use of quality materials and cost-effective manufacturing, offering products at attractive prices ranging, depending on specifications.Through continuous innovation and new product development, VIOX ELECTRIC maintains a strong position in this specialized market segment, even amidst competition from major international brands.

Request an Ceramic Terminal Block

VIOX Electric is ready to assist you with your OEM Ceramic Terminal Block needs. We offer high-quality and cost-effective solutions.

Керамическая клеммная колодка

Сертифицировано

VIOX Standard Ceramic Terminal Block

TB2260 Керамическая клеммная колодка

TB3340 Керамическая клеммная колодка

TB4440 Керамическая клеммная колодка

TB4460 Керамическая клеммная колодка

TB6640 Керамическая клеммная колодка

TB7760 Керамическая клеммная колодка

TB8840 Керамическая клеммная колодка

TB101040 Керамическая клеммная колодка

TB121240 Керамическая клеммная колодка

VIOX Enclosed Ceramic Terminal Block

CTB101015 Керамическая клеммная колодка