does every screw head has the same power (all + or all -)?

The two terminals on the strip of metal across from each other, simply provide a connection point on each side to join two conductors together. If you want all of them to be the same, you have to join each pair together with the wire down one sad

What tool do I need to crimp the lugs to 18 awg solid wire?

There's all types you can use. i use the "TITAN 11477 Ratcheting Wire Terminal Crimper Tool for Insulated Terminals, Fixed Jaw Crimper. They have them on Amazon. I also use Klein Tools 2005N Wire Cutter, Stripper, Crimper Tool, Strips 10-18 AWG Stranded, Crimps 10-22 AWG Terminals, with Shear Cutter. I even do a combination of both. Both products are on Amazon

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Terminal Block,2 Pack 4 Circuits 20-30A 200v-450v Dual Row Screw Terminals Strip +16 PCS Heat Shrink Wire Connectors

Terminal Block,2 Pack 4 Circuits 20-30A 200v-450v Dual Row Screw Terminals Strip +16 PCS Heat Shrink Wire Connectors

Product ID: 482764334

Details

Brand
GUBCUB
Color
Black
Connector Type
Screw
Current Rating
30 A
Material
Plastic
Mounting Type
Panel Mount

⚡Supports 20-30A current at 200-450V voltage

🔥Flame retardant, impact-resistant PC material

🔩Dual row screw terminals for secure connections

MX$343

Duties & taxes included

In stock

Sold byAmazon MexicoDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔌 Power up your projects with precision and safety — don’t get left in the dark!

CLUTTER FREE WIRING - Streamline your workspace with neat, organized connections that prevent tangles and confusion.
HEAVY DUTY DURABILITY - Crafted from flame-retardant, impact-resistant materials to ensure safety and longevity under demanding conditions.
SECURE SCREW TERMINALS - Dual row design with robust screws guarantees firm, reliable wire bites every time.
VERSATILE INSTALLATION - Easily mount with dual screw holes and customize length by cutting to fit any project size.
COMPLETE CONNECTION KIT - Includes 16 thick copper heat shrink wire connectors for professional-grade crimps and enhanced conductivity.

This 2-pack terminal block kit features dual row screw terminals supporting 20-30A at 200-450V, made from flame-retardant PC material for superior safety. It includes 16 copper heat shrink wire connectors for secure crimps, easy mounting options, and customizable length, making it ideal for professional-grade, clutter-free wiring solutions.

Specifications

ASIN	B09VT1KHZL
Best Sellers Rank	#3,772 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Ground Circuit Terminal Blocks
Brand Name	GUBCUB
Color	Black
Connector Type	Screw
Current Rating	30 A
Customer Reviews	4.6 out of 5 stars 885 Reviews
Manufacturer	GUBCUB
Material	Plastic
Material Type	Plastic
Model	GUB-4-20
Mounting Type	Panel Mount
Number Of Contacts	8
Number Of Poles	4
Number of Items	1
Number of Positions	4
Part Number	GUB-4-20
Specification Met	IEC, UL
UPC	768530111640
Unit Count	2 Count
Voltage	450 volts

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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