Screw On Terminals
Screw On Terminals

Screw On Terminals

Welcome to our extensive range of high - quality screw on terminals, also known as breaker M4 screw terminal blocks, terminal screw blocks, circuit meter iron terminal crimping frames, and screw clamp type terminals. These essential components are designed to meet the diverse needs of electrical applications, from power distribution and control equipment to instrumentation and renewable energy systems.
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Products Description

 

Screw on Terminals

Upgrade your power and signal connections with our high-performance Screw on Terminals, featuring pre-assembled screws and terminal frames for reliable, quick, and vibration-resistant wire connections. Designed specifically for applications that demand robust mechanical locking and stable conductivity, these Screw Clamp Type Terminals are widely used in circuit breakers, switches, solar fuse holders, and industrial meters.

 

Key Features & Benefits

 

Pre-Assembled for Efficiency

Our Terminal Screw Blocks come with factory-assembled M3/M4 screws and precision-formed terminal frames, significantly reducing assembly time in automated or manual production lines.

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Secure Screw Clamp Design

The Screw Clamp Type Terminal structure ensures tight wire fastening and excellent anti-loosening performance, making it ideal for applications subject to vibration or thermal cycling.

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High Conductivity Materials

Frames are made from high-conductivity copper, brass, or tin-plated iron, ensuring low resistance and high current capacity for demanding electrical environments of the Breaker M4 Screw Terminal Block.

03

Compact & Space-Saving

Slim design supports compact terminal arrangements in circuit breaker enclosures, switchboards, and smart home panels without sacrificing performance for Circuit Meter Iron Terminal Crimping Frame.

04

Customizable Wire Entry & Torque

Support for various crimping styles and wire gauge ranges with torque-optimized Terminal Screw Block lengths and head types (Phillips, slotted, hex).

05

Screw Clamp for Fuse Holder Terminal

Material and Manufacturing Excellence

 

Premium Material Selection

We offer Screw on Terminals in a variety of materials to suit different performance requirements. Brass terminals provide a balance of conductivity and corrosion resistance, copper terminals offer superior electrical performance, and stainless steel terminals are ideal for applications requiring high mechanical strength and durability.

Precision Manufacturing Process

Each Screw Clamp Type Terminals undergoes a meticulous manufacturing process. The screws are precision-machined to ensure a perfect fit with the terminal blocks, while the blocks themselves are manufactured to precise electrical specifications. We utilize advanced CNC machining and other precision manufacturing technologies to maintain strict tolerances, ensuring high-quality and reliable performance.

Production Process of Screw on Terminals

 

Application Scenarios

 

Industry / Product Application Description
Circuit Breakers Used as Breaker M4 Screw Terminal Block in MCB and MCCB enclosures
Electric Meters & Relays Reliable wire crimping via Circuit Meter Iron Terminal Crimping Frame
Solar Fuse Holders UV and temperature-resistant terminals for stable PV module connections
Wiring Devices & Switches Common in-wall switches and socket terminal interfaces
Industrial Automation Power input/output for PLCs, contactors, and interface modules

 

Screw on Terminals Structure Disassembled

 

Frequently Asked Questions
 
 

 

WHAT ARE YOUR CERTIFICATES?

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We have lS09001,1ATF 16949 certificates, RoHS, and Reach.

DO YOU TEST ALL YOUR GOODS BEFORE DELIVERY?

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Yes, we have 100% test before delivery.

WHAT IS YOUR TERMS OF PAYMENT?

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Usually, we accept bank T/T, irrevocable L/C at sight, For regular orders, we prefer 30%in advance and 70% balance before shipment.

DO YOU ACCEPT OEM?

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Yes. All sizes can be customized. The logo can be made as per your request.

CAN YOU PROVIDE SAMPLES?

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Yes, but the sample fee and freight will be paid by your company.

 

Unique Patented Technology More Professional and Reliable

 

 

contact us

 

Mr. Terry from Xiamen Apollo

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