5 votes
Accepted

What is the MKS Base AUX header connector type?

You need a 2.54 mm pitch (similar pitch to Dupont) female IDC (insulation displacement connectors on a ribbon cable) connector of 2x5P (pins) for the header connectors that have a notch. (for ...
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  • 30.4k
4 votes
Accepted

Heater cartridge connector for Original Prusa i3 MK2S

This is referred to as a Terminal Block Connector. More specifically this is a 2-position pluggable terminal block connector commonly manufactured by Phoenix Contact and others. Newark.com Sale ...
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  • 56
3 votes
Accepted

Can I use 20 gauge wire for my Mk2a Heatbed?

Your wire should be rated for at least the necessary 11 amps which the MK2a heatbed is supposed to take. You can check this by measuring the resistivity of your wire: Always test the heatbed ...
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2 votes

Safely Hooking a Switch up to an OEM Power Supply?

The power supply that you posted is 12v 360w. This means that (in the USA with 120v power), it will draw 3 amps at 120v. Your switch is rated for 10A at 250V so it works. The switch should be ...
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  • 2,198
2 votes
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Safely Hooking a Switch up to an OEM Power Supply?

At 250V a rating for 10A means 2500 Watts, which is fairly enough to use with a typical 3D printer. Make sure that the wire you use to connect the switch to the power supply can also take the current ...
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2 votes
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Do the TW, THW and THHN or THWN wire insulation types matter in terms of powering RAMPS 1.4 or the MK2a Heat Bed?

THHN wire is thermoplastic high heat-resistant nylon coated wire. THWN is thermoplastic heat- and moisture-resistant nylon coated wire. "T" stands for thermoplastic insulation covering the wire ...
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2 votes
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Which connectors should I use to connect my Power Supply Unit to the Ramps?

You're quite right :) L (AC): Brown colour. Single Phase line or Three Phase Line (L1) N (AC): Blue colour. Neutral GND: Green and yellow colours. Protective earth or ground (PE) COM: DC Negative (...
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  • 253
2 votes

Print Head Cable, does such a thing exist?

People have used parallel port cables (DB25) for a while. They are cheap enough and have enough pins for most uses. Obviously you will need to use multiple pins for the power hungry devices (heater, ...
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  • 3,786
1 vote

Print Head Cable, does such a thing exist?

The many manufacturers create the printer configuration in nearly as many ways as there are models of printers. I've seen flat flexible cables used in a manner akin to cable chains, which allows the ...
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  • 9,792
1 vote

"Unable to read TMC UART 'extruder' register IFCNT" - Klipper and Robin Nano

I had the same issue. In general, that means that the pins you specified doesn't work. "I declared a different pin for every driver": you don't need just "different pins", you need ...
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  • 3,786
1 vote
Accepted

Which connector should I use between the power supply and the Einsy board?

You could use XT30 or XT60 connectors to sepparate the PSU from the Einsy. I have done it myself a few years ago on 4 Prusa's and it is working great. But I've only got the +/- cables, no power panic ...
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1 vote

Which connector should I use between the power supply and the Einsy board?

The YL connectors are rated for wires as small as AWG 26 (and as big as AWG 16). If the power panic wires are smaller than this (or the power supply wires larger) you will need to use a different ...
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1 vote

Proper wire gauges for extending all CR-10S wires

This answer expands on the heat bed wires question which is not addressed in this answer and gives a foundation for the edit of the question stating that AWG 18 or lower is sufficient. The current ...
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1 vote
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Proper wire gauges for extending all CR-10S wires

If my calculations are correct, a typical ceramic heating element for the extruder heating block runs 40 W. At 12 V dc, that equates to 3.33 A. A 24 awg wire is rated for 3.5 A, which means it barely ...
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1 vote
Accepted

Is 22-Guage Stranded Hookup Wire the correct wire to connect the Switching Powersupply to RAMPs 1.4?

22awg wiring is good for a max of 7A in this usage case. Your power supply can provide 30A. So it is definitely not large enough wire gauge for good wiring practice -- in the event of a short, you ...
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