Reliable Pluggable Terminal Blocks Supplier

Pluggable terminal blocks are detachable male-female connectors that mate with a quick push/pull. Pitches 2.5~10.16 mm, screw-/spring-/push-in clamps, and modular poles with color keys enable rapid swaps—ideal for PLCs, control cabinets, and other panel-mounted.

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Your Trusted Partner for Pluggable Terminal Block Solutions

Looking for high-quality pluggable terminal blocks? AOSI Electronics has you covered. We’re proud to be your trusted source for a wide range of pluggable terminal blocks, engineered to meet the needs of modern electrical and automation systems. Our products are designed for secure, efficient, and user-friendly connections—perfect for panel builders, control systems, and equipment manufacturers.

We boast advanced manufacturing, full certifications (CE, RoHS, UL，and so on), and strict quality control. Our professional sales team provides expert support worldwide, ensuring reliable service for clients in the USA, Germany, Russia, and so on.

Perché scegliere AOSI Electronics come partner?

Certificato da UL/CE/RoHS

In AOSI Electronics, tutti i nostri morsetti e connettori sono rigorosamente testati e certificati:

✅ UL, CE, RoHS, e RAGGIUNGERE conforme

Ispezione di qualità ✅ 100% prima della spedizione

✅ Rispetto rigoroso di ISO 9001:2015 standard di gestione della qualità

✅ Design ignifugo, resistente alle alte temperature e alle vibrazioni per ambienti industriali

🔒 Una connessione affidabile inizia con componenti certificati. Non accettiamo compromessi quando si tratta di sicurezza e conformità.

Capacità produttiva

In qualità di fabbrica diretta con oltre 15 anni di esperienza nella produzione di morsettiere, AOSI fornisce:

🔧 Oltre 30 macchine per lo stampaggio a iniezione

🧰 In-house progettazione di utensili e stampi capacità

👷 50+ lavoratori qualificati e 8 linee di produzione

🚚 Uscita mensile su 5 milioni di pezzi

Dalla prototipazione alla consegna in grandi quantità, offriamo tempi di consegna stabili, MOQ flessibilee una qualità costante dei prodotti.

Capacità OEM/ODM

Che siate distributori, integratori di sistema o OEM, AOSI è pronta a sostenere la vostra crescita:

🌐 Esportazione in 40+ paesi in Europa, Asia e America

🧩 Opzioni personalizzabili: numero di pin, logo, colore, materiale della custodia, imballaggio

🤖 Supporto ingegneristico per passi speciali, progettazione di blocchi modulari e applicazioni ad alta corrente

📦 Parliamo la vostra lingua: comunicazione veloce, disegni, campioni e supporto logistico globale.

Scopri cosa dicono i nostri clienti

Maxtron Controls (Poland)

We’ve been supplying pluggable terminal blocks to Maxtron Controls for their industrial automation cabinets since 2021. They value our product consistency and flexible MOQ policy.

VietTech Energy (Vietnam)

VietTech Energy integrates our 5.08mm pitch pluggable terminal blocks into their inverter systems. Our fast delivery and UL-certified quality helped them pass CE audits smoothly.

Carlos M. （OEM Project Procurement Manager）

The AOSI team really understands what small manufacturers need. Their terminal blocks are durable, easy to use, and well packed. They even customized the color for our wiring standard. It’s been a great collaboration.

Andrzej Jabczyk

We’ve been working with AOSI for over 4 years. Their pluggable terminal blocks are extremely stable under vibration and temperature change. The sales team is responsive, and they even helped us customize our packaging labels and drawings – which is rare. Highly recommended.

Application Scenarios of Pluggable Terminal Blocks

AOSI is a China-based manufacturer of pluggable terminal blocks. Our products are widely used in control cabinets, solar inverters, automation equipment, and more.

With custom options and stable quality, we support OEM projects and fast production. If you’re looking for a reliable factory-direct supplier, contact us today for a quick quote.

Control Panels

Building Automation

Industrial Machines

Solar Inverters

FAQs Pluggable Terminal Block

What is a pluggable terminal block?

A pluggable terminal block is a modular electrical connector system that allows the plug (female side) to be easily inserted or removed from the header (male side), typically used in control cabinets, automation systems, and PCB-based devices.

What’s the difference between the plug and the header?

Plug: The removable part, usually female, connected to wires.
Header: The fixed part mounted on the PCB, usually male, with pin connections.

Are your terminal blocks UL or CE certified?

Yes, AOSI pluggable terminal blocks are UL, CE, RoHS, e RAGGIUNGERE certified to meet international safety and environmental standards.

Can I customize pin count, color, or housing material?

Yes, we support full OEM/ODM services:

Pin count: 2 to 24 pins or custom
Color: Green, gray, black, orange, or as requested
Alloggiamento: PA66, flame-retardant materials, or custom

Do you offer samples before bulk order?

Absolutely! We offer free samples for testing and evaluation. Contact our sales team to request yours.

What are the advantages of using pluggable terminal blocks?

Tool-free or quick disconnection
Simplified wiring and maintenance
Space-saving modular design
Easy field installation and testing
Ideal for modular assemblies and I/O systems

What pitch sizes do you offer?

We offer a variety of pitch options including 3.5mm, 3.81mm, 5.0mm, 5.08mm, 7.62mm, and custom sizes depending on your design and voltage/current requirements.

What is the current and voltage rating?

Our standard models range from:

Current: 8A to 24A
Voltage: 250V to 600V
Ratings vary by model and pitch – contact us for detailed datasheets.

Are they compatible with Phoenix Contact or WAGO connectors?

Yes, many of our models are designed to be 100% compatible with common Phoenix or WAGO series, making them a reliable alternative.

What’s the MOQ and lead time?

MOQ: 500~1000 pcs (depends on model)
Lead time: 3–7 days for stock items, 10–20 days for custom orders

Quick Quote for Your Plug in Terminal Block Needs

Please provide the terminal block type (plug, header, or both), pitch size, number of poles, and the connection method , along with any customization requests (color, packaging, quantity).

With this information, we’ll quickly respond with tailored solutions, drawings, and quotes.Act now!

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Reliable Pluggable Terminal Blocks Supplier

Your Trusted Partner for Pluggable Terminal Block Solutions

Perché scegliere AOSI Electronics come partner?