PCT series puncture spring universal connector

PCT series puncture spring universal connector
PCT series puncture spring universal connector - Image 2
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A quick connector is a kind of commonly used Electrical connector, which is characterized by quick plugging and reliable connection.

Additional information

Place of Origin

Zhejiang,China
Mounting

Push-In Connection
Stripping Length

11mm
Material of Shell

Nylon PA66
Metal Material

Copper
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Faster Wiring, Easier Operation

Usually, only a few simple steps are needed — strip the wire, insert it, and press — and one connection can be completed in just a few seconds.

Compared with some traditional connection methods that may be poorly tightened or improperly installed on site, this structure helps reduce heat generation and improve overall electrical stability.

Mainstream PCT models usually support solid conductors from about 0.75–2.5 mm², which covers most common household wire sizes.

The housing of PCT quick wiring terminal blocks is usually made of flame-retardant engineering plastic and tested for voltage resistance and insulation performance, providing reliable insulation protection under normal household 220V conditions.

PCT quick wiring terminal blocks are compact in structure, take up less space, and make cable organization easier, resulting in a neater and cleaner installation.

PCT Series Puncture Spring Universal Connector Model List

EU-202

Model
EU-202
Special color
White
Voltage
400V
Current
24A
Length/Width/High
9.9mmx16.4mmx5.95mm
Stripping length
11mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

EU-203

Model
EU-203
Special color
Orange transparent
Voltage
400V
Current
24A
Length/Width/High
13.9mmx16.4mmx5.95mm
Stripping length
11mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

EU-204

Model
EU-204
Special color
Transparent yellow
Voltage
400V
Current
24A
Length/Width/High
18.1mmx16.4mmx5.95mm
Stripping length
11mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

EU-205

Model
EU-205
Special color
Transparent red
Voltage
400V
Current
24A
Length/Width/High
21.85mmx16.4mmx5.95mm
Stripping length
11mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

EU-206

Model
EU-206
Special color
Transparent red
Voltage
400V
Current
24A
Length/Width/High
13.9mmx16.4mmx11.5mm
Stripping length
11mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

EU-208

Model
EU-208
Special color
Transparent white
Voltage
400V
Current
24A
Length/Width/High
17.9mmx16.4mmx11.5mm
Stripping length
11mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-102

Model
PCT-102
Special color
Yellow/Transparent
Voltage
250V
Current
24A
Length/Width/High
18mmx12.5mmx9.5mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-104

Model
PCT-104
Special color
Orange/Transparent
Voltage
250V
Current
24A
Length/Width/High
18mmx18.5mmx9.5mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-106

Model
PCT-106
Special color
Purple/Transparent
Voltage
250V
Current
24A
Length/Width/High
18mmx30mmx9.5mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-108

Model
PCT-108
Special color
Dark gray/transparent
Voltage
250V
Current
24A
Length/Width/High
20.5mmx40.4mmx14.5mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-602

Model
PCT-602
Special color
Flesh-colored/transparent
Voltage
250V
Current
32A
Length/Width/High
9.2mmx19.5mmx13.4mm
Stripping length
12mm
Single-strand hard conductor
1.5-4.0mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-604

Model
PCT-604
Special color
Pink/Transparent
Voltage
250V
Current
32A
Length/Width/High
13mmx19.5mmx13.4mm
Stripping length
12mm
Single-strand hard conductor
1.5-4.0mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-606

Model
PCT-606
Special color
Brown/Transparent
Voltage
250V
Current
32A
Length/Width/High
18.8mmx19.5mmx13.4mm
Stripping length
12mm
Single-strand hard conductor
1.5-4.0mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-608

Model
PCT-608
Special color
Beige/Transparent
Voltage
250V
Current
32A
Length/Width/High
24mmx19.5mmx13.4mm
Stripping length
12mm
Single-strand hard conductor
1.5-4.0mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-103D

Model
PCT-103D
Special color
Red/Transparent
Voltage
400V
Current
41A
Length/Width/High
26mmx20mmx14.2mm
Stripping length
12mm
Single-strand hard conductor
2.5-6.0mm²
Multi-strand flexible wire
2.5-6.0mm²
Shell material
Nylon PA66

PCT-104D

Model
PCT-104D
Special color
Orange/Transparent
Voltage
400V
Current
41A
Length/Width/High
34mmx20mmx14.2mm
Stripping length
12mm
Single-strand hard conductor
2.5-6.0mm²
Multi-strand flexible wire
2.5-6.0mm²
Shell material
Nylon PA66

PCT-111

Model
PCT-111
Special color
Grey
Voltage
400V
Current
24A
Length/Width/High
20.5mmx8.5mmx15.5mm
Stripping length
12mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
0.5-2.5mm²
Shell material
Nylon PA66

PCT-201

Model
PCT-201
Special color
Grey
Voltage
400V
Current
24A
Length/Width/High
8.5mmx42mmx15.5mm
Stripping length
12mm
Single-strand hard conductor
0.5-2.5mm²
Multi-strand flexible wire
0.5-2.5mm²
Shell material
Nylon PA66

PCT-252

Model
PCT-252
Special color
Red/Transparent
Voltage
400V
Current
24A
Length/Width/High
10.5mmx19.7mmx9.7mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-253

Model
PCT-253
Special color
Green/Transparent
Voltage
400V
Current
24A
Length/Width/High
13.5mmx19.7mmx9.7mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-254

Model
PCT-254
Special color
Yellow/Transparent
Voltage
400V
Current
24A
Length/Width/High
17.9mmx19.7mmx9.7mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

PCT-255

Model
PCT-255
Special color
Dark gray/transparent
Voltage
400V
Current
24A
Length/Width/High
21.3mmx19.7mmx9.7mm
Stripping length
12mm
Single-strand hard conductor
0.75-2.5mm²
Multi-strand flexible wire
1.5-2.5mm²
Shell material
Nylon PA66

Installation instructions

This quick connector is easy and fast to install. The wire gauge is suitable for wire sizes ranging from 0.5 to 4.0 square millimeters. The stripping length is 10-12 mm. First, push the handle at the incoming end open, insert the wire, then press the handle. Disassembly is also very convenient; just push the handle open. Generally speaking, installation takes 3-5 seconds. Simple and practical, saving a lot of work time.

Material description

Push in Wire Connectors
Polycarbonate, UL 94V-0 flame-retardant shell.
Stainless steel elastic plate, high-conductivity copper plate to connect wires.
Insert wires after peeling the coat.
Suitable for solid wire and strand wire, reusable (can insert wires of a bigger diameter than the ones stripped out). Suitable for fixing wires for lighting and electrical construction.

How to use quick-connect terminal blocks

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Frequently asked questions about PCT quick connection terminals

What is the difference between PCT terminal blocks and traditional wiring?

The core difference between PCT and traditional wiring methods mainly lies in “connection method” and “construction efficiency”. PCT prefers quick plugging, while traditional wiring relies more on tightening, pressing, or manual fixing.

A common question is “can the hard wire be connected and can the soft wire be connected?” In the public specifications, some PCT models support single-strand hard wires and multi-strand soft wires, but the allowable wire diameter ranges of the two are different. Commonly seen are hard wires 0.08–4.0 mm² and soft wires 0.08–2.5 mm². You must look at the specific model.

Yes, but only if the installation and selection are incorrect. The PCT terminal block itself is not something that is “prone to poor contact”. The real problem is usually that the wire is not inserted all the way, the wire diameter does not match, overloading, or the use environment is subject to vibration, moisture, oxidation and other factors.

Yes, but it should not get obviously hot during normal use, let alone burn out. If the PCT terminals are hot, it usually means there is a problem with the installation, selection or load; loose terminals, poor contact, mismatched wire diameters, inappropriate stripping length, and excessive use will cause the terminal temperature to rise, and in severe cases, burn or melt.

Yes, but it depends on where it is used. For scenarios such as home decoration lighting fixtures, junction box distribution lines, and low-power fixed electrical appliances, PCT is usually suitable because it has fast wiring and convenient construction. The data also clearly mentions that it is suitable for home decoration lighting fixtures, junction box distribution lines, kitchen appliances, fans, and low-power fixed electrical appliances.

Installing PCT terminal blocks usually does not require many tools, such as wire strippers, wire cutters, and test pens.

If installed normally, it will not come loose easily.
PCT lever-type quick-connect terminals are essentially spring clamping structures and are not hard-tightened by screws. Similar to the mature spring clamp/push-type connection technology, manufacturer information generally emphasizes that it is anti-vibration, maintenance-free, and has high wire extraction force; that is to say, under the premise of matching specifications and correct installation, wiring is usually less likely than ordinary screw terminals to slowly loosen due to vibration or thermal expansion and contraction.

How to Maintain Terminal Blocks

Regular Inspection

  • Regularly inspect terminal blocks for signs of wear, corrosion, or loose connections.

Clean Terminal Blocks Regularly

  • Use a soft brush and compressed air to clean terminal blocks and remove any dirt, dust, or debris that may accumulate on the contact points.

If Any Loose Connection Is Found

  • If any connection becomes loose, use a screwdriver to tighten the screws to the manufacturer’s recommended torque value. This helps ensure a safe and reliable electrical connection.

Check for Overheating

  • Inspect terminal blocks for signs of overheating, such as discoloration or deformation. Overheating may be caused by excessive current or poor contact resistance, and should be addressed promptly to prevent further damage.

Always Use Properly Sized Terminal Blocks

  • Be sure to select the correct size and type of terminal block according to the application requirements. Using undersized terminal blocks may lead to overheating, poor contact, and other issues.

Troubleshoot Faulty Connections

  • If a faulty connection occurs, check the wiring for short circuits, open circuits, or incorrect positioning. Use a multimeter or other diagnostic tools to identify the root cause of the problem.

Follow the Manufacturer’s Guidelines

  • Always follow the terminal block manufacturer’s instructions for installation, operation, and maintenance to ensure safe and reliable performance.
 

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