TC-204-A 20A 4Pin Porcelain Ceramic Terminal Block

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  • TC-204-A 20A 4Pin Porcelain Ceramic Terminal Block


    Rated Voltage: 600V 

    Rated Current: 20A

    Dimension: 46.1 x 18.2 x 15.6 mm (L x W x H)

    Wire Size : 4 mm2 / AWG 26-12

    Screw Size : M3

    Pole: 4 Pole (Pin)

    Install Type: Panel Mounted. Please see the Specification Table below:


    Commodity size measurement slightly error, for reference only, the actual size of the main object, if any changes will be notified.








TC-204-A 20A 4 Pin Porcelain Ceramic Terminal Block


Gerneral Product Information
Item number: TC-204-A
Rating: 600V, 20A, 4P
Size: 46.1 x 18.2 x 15 mm (L*W*H)
Wire Size:

4 mm2 / AWG 26-12

Screw Size: M3


 Dimensions [mm]
 Item No.  Rated Current (A) Poles (P) Length (L)  Width (W) Heigth (H)
 TC-202-A  20A  2 21.6 mm  18.2 mm 15.6 mm
 TC-203-A  20A  3 32.8mm  18.2 mm 15.6 mm
 TC-204-A  20A  4 46.1 mm  18.2 mm 15.6 mm
 TC-154-A  15A  4 45.1 mm  17.6 mm  14.0 mm
 TC-304-A  30A  4  47.5 mm  19.9 mm  17.9 mm
 TC-504-A  50A  4  50.5 mm  22.1 mm  19.0mm
 TC-652-A  65A  4

 68.5 mm

 29.2 mm  22.0mm


Product Photo

TC-154-A 15A 4Pin Porcelain Ceramic Terminal Block



Item No. TC-154-A TC-204-A TC-304-A TC-504-A TC-654-A

Dimensions L x W x H [mm]

34.5 x 17.6 x 14.0 32.8x 18.2 x 15.6 34.9 x 19.9 x 17.9 37.0 x 22.1 x 19.0 50.7 x 29.2 x 22.0
Pitch [mm] 12.8 12.4 12.6 13.5 17.8
Rated Voltage [V] 600 V 600 V 600 V 600 V 600 V
Rated Current [A] 15 A 20 A 30 A 50 A 65 A
Poles [P] 4 4 4 4 4
Wire Size [AWG] # 26-14 AWG # 26-12 AWG # 22-10 AWG # 18-8 AWG # 14-6 AWG
Wire Size [mm2] 2.5 mm2 4.0 mm2 9.0 mm2 10.0 mm2 16 mm2
Base Material Ceramic Ceramic Ceramic Ceramic Ceramic
Rated Temperature 250 °C 250 °C 250 °C 250 °C 250 °C
Color White White White White White
Screw M3 M3 M3 M3.5 M4
Drawing TC-154-A drawing TC-204-A drawing TC-304-A drawing TC-504-A drawing TC-654-A drawing


 Commodity size measurement slightly error, for reference only, the actual size of the main object, if any changes will be notified



Shipping information
1. For small quantity, shipment is prefered to shipping with express by UPS, DHL, EMS, TNT or FedEx to meet your deadline on time worldwide basis.
2. For regular mass production, shipments can be arranged by air-shipping, sea-shipping or express. Let us know on your requirement we will try to save your budget and meet deadline.

Express Bar



Q: Which type of Terminal Block should I choose?
A: First, you need to check how much ampere and voltage rating you require and how many wires need to be connected, and how to be connected.  In addition, you can choose a way you prefer to install your terminal blocks (by screwing, plugging, welding or you can clip or screw them on a DIN rail)?  Or do you have any other special requirement (heat resistant, grounding, different colors or other customized demand)?

Q: How long does the delivery time take?
A: We send our goods from Taiwan, and the delivery time depends on the location of delivery address, and the shipping way will be Express Service, Sea Shipping, or Air Shipping for your reference. Exxpress Service: The ETA will be 3~7 days after remitting the Payment. Sea Shipping and Air Shipping: It will be depended on thr Logistuc Schedule after remitting the Payment.

Q: How long is the Lead Time after placing an order?
A: The Lead Time depends on a number of factors, such as the stock and production status. Usually the sample orders take about 2~3 business days, and the mass orders take about 7~14 business days after the order is placed.

Q: How do i get your Quotation?

A: Please provide us some information as below:

1. Item Number.

2. Quantity.

3. Company Profile (Name, Tel, Fax, Address, and Webpage)

4. Any Other Relevant Details

5. For more details, please visit:

Webpage: Ceramic Terminal Block (TC-Series)

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