Custom MC4 Solar Jumpers, Built to Length
Custom MC4 solar jumpers, cut to your exact length
10 and 12 AWG UL 4703 PV wire, 1500 V DC, assembled and pull-tested in the USA. Pick the length, color and connector ends, or send a cut list and we quote the whole job.
Build a 10 AWG jumperQuote a cut list
Pick the assembly your array needs
10 AWG MC4 jumperMale to female, 5 to 200 ft, red or black
12 AWG MC4 jumperMale to female, 5 to 100 ft, red or black
MC4 to bare wire leadOne MC4, one stripped and tinned end
PV home run cableMC4 to stripped end, 25 to 250 ft
6 AWG lugged PV leadCompression lug both ends, 1 to 50 ft
8 AWG lugged PV leadCompression lug both ends, 1 to 50 ft
3 ft MC4 jumper, blackStock length, 10 AWG
3 ft MC4 jumper, redStock length, 10 AWGNeed something not listed, like a branch, an inline fuse or a different connector brand? Use the Custom Cable Builder or send the spec to cs@conversionstech.com.
Built and tested before it reaches the roof
No field crimping
Every connector is hydraulic crimped and pull-tested in the shop. Your crew plugs in and moves on.
Exact lengths
Cut to the foot, so there are no coils of slack zip-tied under the modules.
Clean polarity
Red and black jackets plus male or female ends picked to match the module leads.
Job-lot quoting
Send a cut list or string drawing. One quote, one PO, labeled and bagged per string on request.
See the cost math in PV jumpers vs field crimping: the business case.
What goes into every jumper
| Item | Spec |
|---|---|
| Cable | UL 4703 PV wire, 10 AWG or 12 AWG tinned copper, XLPE, sunlight and direct-burial rated |
| Voltage | 1500 V DC |
| Temperature | -40 °C to 90 °C wet |
| Connectors | Conversions Tech MC4 standard, IP67, UL 6703. Stäubli MC4 available on request |
| Termination | Hydraulic crimp, pull-tested |
| Lengths | 10 AWG jumpers 5 to 200 ft, 12 AWG 5 to 100 ft, home runs 25 to 250 ft, lugged leads 1 to 50 ft |
| Colors | Red or black |
| Assembly | Assembled in the USA |
From cut list to job site
- Pick or send specsChoose gauge, length, color and ends online, or email a cut list.
- We buildCut, crimp, pull-test and bag. Labels per string on request.
- Ships fastSame-day shipping on in-stock items; built-to-order lengths ship quickly after assembly.
- Trade termsApproved trade accounts get tier pricing and net terms.
Questions installers ask
Are the jumpers made in the USA?
Yes. Custom MC4 jumpers and PV leads are cut, crimped and pull-tested in the USA.
Can I get Stäubli MC4 instead of Conversions Tech MC4?
Yes. Conversions Tech MC4 is standard. For Stäubli MC4 to match Stäubli-fitted modules or equipment, choose it on the 10 AWG jumper or email your lengths to cs@conversionstech.com for a quote.
What is the longest jumper you build?
10 AWG jumpers run 5 to 200 ft, 12 AWG 5 to 100 ft and PV home runs 25 to 250 ft. Longer runs are quoted.
Can you build a whole job from a cut list?
Yes. Send the cut list or string drawing to cs@conversionstech.com or use the quote form. We quote the full job, and strings can be bagged and labeled.
Do you offer trade pricing and net terms?
Yes. Approved trade accounts get tier pricing on every order and can apply for net terms through the credit application.
Send the cut list. Get one quote.
Solar installers, EPCs and distributors: custom PV assemblies built to length and tested before they ship.
Request a quoteApply for trade pricing
