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FLEXmax Charge Controllers
Discussion about the FM100, FM80, and FM60 Charge Controllers
⊢ Moderators: OutBack Moderator Team, OutBack
Topics: 1196

1196 Topics

9073 Posts

Last post Re: 2 FM80 but only one will …
by raysun View the latest post
Thu Dec 07, 2023 1:40 pm
FLEXmax 100 AFCI
Discussion about the FM100 AFCI Charge Controller
Topics: 29

29 Topics

192 Posts

Last post Re: Charge controller error l…
by pannkuk View the latest post
Tue Oct 24, 2023 1:05 am
MX60 Charge Controller
Discussion about the MX60 Charge Controller
⊢ Moderators: OutBack Moderator Team, OutBack
Topics: 884

884 Topics

5997 Posts

Last post Re: all buttons frozen
by raysun View the latest post
Fri Oct 27, 2023 12:28 pm

Active topics

Replies

Views

Last post

2 FM80 but only one will do an absorb charge

Last post by raysun « Thu Dec 07, 2023 1:40 pm
Replies: 14
by TBsolar » Wed Nov 15, 2023 11:06 am

14 Replies

120 Views

Last post by raysun
Thu Dec 07, 2023 1:40 pm
Flexmax 80 cycling on and off

Last post by harzuaga « Wed Dec 06, 2023 6:32 pm
Replies: 8
by forzadesign » Sat Jun 03, 2023 5:13 pm

8 Replies

264 Views

Last post by harzuaga
Wed Dec 06, 2023 6:32 pm
6,825 Watts of 2 arrays only using 1,800 Watts to charge?

Last post by sodamo « Sat Dec 02, 2023 10:40 pm
Replies: 34
by HawaiianDrummer » Thu Nov 02, 2023 8:54 pm
1

2
34 Replies

426 Views

Last post by sodamo
Sat Dec 02, 2023 10:40 pm
12V LiFePO4 settings using outback Flexmax60

Last post by richgood « Fri Nov 24, 2023 11:02 am
Replies: 4
by Affordable » Tue Mar 29, 2022 8:04 am

4 Replies

646 Views

Last post by richgood
Fri Nov 24, 2023 11:02 am
No input detected

Last post by raysun « Sat Nov 18, 2023 11:43 pm
Replies: 1
by vincjwan » Sat Nov 18, 2023 11:11 pm

1 Replies

30 Views

Last post by raysun
Sat Nov 18, 2023 11:43 pm
Multiple FlexMax’s

Last post by Jimdimitri « Fri Nov 17, 2023 8:35 am
Replies: 3
by Jimdimitri » Thu Nov 16, 2023 12:32 pm

3 Replies

58 Views

Last post by Jimdimitri
Fri Nov 17, 2023 8:35 am
FM80 LiFePO4 settings

Last post by raysun « Tue Nov 14, 2023 8:39 am
Replies: 9
by Echo5 » Tue Aug 08, 2023 2:53 am

9 Replies

376 Views

Last post by raysun
Tue Nov 14, 2023 8:39 am
FM80 shows charging at night

Last post by nielsboere « Sat Nov 11, 2023 12:00 pm
Replies: 1
by Discipher » Fri Dec 20, 2019 5:44 am

1 Replies

2275 Views

Last post by nielsboere
Sat Nov 11, 2023 12:00 pm
Flexmax 60 ovrcurrent

Last post by SandyP « Mon Nov 06, 2023 11:08 pm
Replies: 17
by Andy Brooks » Sat Sep 02, 2023 2:23 am

17 Replies

463 Views

Last post by SandyP
Mon Nov 06, 2023 11:08 pm
problem

Last post by pss « Mon Nov 06, 2023 5:29 pm
Replies: 2
by stelios » Sun Jan 30, 2022 5:43 am

2 Replies

331 Views

Last post by pss
Mon Nov 06, 2023 5:29 pm
Input battery A/H's

Last post by 706jim « Sat Oct 28, 2023 7:42 am
Replies: 5
by buck_canuck » Thu Oct 26, 2023 10:00 am

5 Replies

153 Views

Last post by 706jim
Sat Oct 28, 2023 7:42 am
all buttons frozen

Last post by raysun « Fri Oct 27, 2023 12:28 pm
Replies: 37
by dodgyrog » Sat May 28, 2011 11:42 am
1

2
37 Replies

20734 Views

Last post by raysun
Fri Oct 27, 2023 12:28 pm
Four batteries or eight

Last post by fcwlp « Wed Oct 25, 2023 10:04 am
Replies: 8
by 706jim » Mon Oct 23, 2023 8:07 pm

8 Replies

184 Views

Last post by fcwlp
Wed Oct 25, 2023 10:04 am
Charge controller error lights

Last post by pannkuk « Tue Oct 24, 2023 1:05 am
Replies: 2
by pannkuk » Sun Oct 22, 2023 5:21 am

2 Replies

244 Views

Last post by pannkuk
Tue Oct 24, 2023 1:05 am
stops charging

Last post by raysun « Sun Oct 01, 2023 2:45 pm
Replies: 32
by jitterz » Mon Sep 25, 2023 9:36 am
1

2
32 Replies

448 Views

Last post by raysun
Sun Oct 01, 2023 2:45 pm
Download Data from 2 FM80

Last post by gpearce52 « Wed Sep 27, 2023 5:43 am
Replies: 4
by gpearce52 » Sat Sep 16, 2023 8:45 am

4 Replies

188 Views

Last post by gpearce52
Wed Sep 27, 2023 5:43 am
Flexmax 80 maximum battery bank size

Last post by wadethomastt « Mon Sep 25, 2023 5:48 pm
Replies: 2
by wadethomastt » Sat Sep 23, 2023 7:07 pm

2 Replies

147 Views

Last post by wadethomastt
Mon Sep 25, 2023 5:48 pm
Equalization Charge Questions

Last post by aaarneson « Tue Sep 12, 2023 6:05 am
Replies: 17
by aaarneson » Sun Sep 10, 2023 11:38 am

17 Replies

281 Views

Last post by aaarneson
Tue Sep 12, 2023 6:05 am
FM80 Won't come out of snooze

Last post by Mike Curran « Tue Aug 29, 2023 6:57 pm
Replies: 2
by acnomad » Sat Aug 26, 2023 5:16 pm

2 Replies

153 Views

Last post by Mike Curran
Tue Aug 29, 2023 6:57 pm
LiFePO4: Why Float?

Last post by Echo5 « Tue Aug 29, 2023 2:49 am
Replies: 6
by Echo5 » Sun Aug 27, 2023 9:15 am

6 Replies

241 Views

Last post by Echo5
Tue Aug 29, 2023 2:49 am
Over voltage with Solar Charge Controller FM80

Last post by raysun « Wed Aug 23, 2023 10:44 pm
Replies: 7
by Pascal FR » Wed Jul 26, 2023 6:39 am

7 Replies

351 Views

Last post by raysun
Wed Aug 23, 2023 10:44 pm
New Flexmax 100 and Mate3s

Last post by annata20 « Tue Aug 22, 2023 7:55 pm
Replies: 10
by Lara2023 » Sat Aug 05, 2023 5:53 pm

10 Replies

369 Views

Last post by annata20
Tue Aug 22, 2023 7:55 pm
Rolls formulae not making sense to me: absorb hours = 0.42 * C20 / amps

Last post by raysun « Tue Aug 15, 2023 10:00 am
Replies: 13
by culmore » Sun Aug 13, 2023 3:27 am

13 Replies

324 Views

Last post by raysun
Tue Aug 15, 2023 10:00 am
Sunshine and Clouds and Temps. Oh my!

Last post by desertsun « Thu Aug 10, 2023 6:44 pm
Replies: 4
by raysun » Mon Dec 20, 2021 3:20 pm

4 Replies

467 Views

Last post by desertsun
Thu Aug 10, 2023 6:44 pm
Two strings of panels and 1 FM 80

Last post by raysun « Thu Aug 10, 2023 4:07 pm
Replies: 9
by dwierman » Fri Aug 04, 2023 1:56 am

9 Replies

235 Views

Last post by raysun
Thu Aug 10, 2023 4:07 pm
Gfci fault on second fm-100

Last post by Jesse Lankhaar « Mon Aug 07, 2023 2:04 pm
Replies: 1
by Fswank » Sun Aug 06, 2023 2:44 pm

1 Replies

140 Views

Last post by Jesse Lankhaar
Mon Aug 07, 2023 2:04 pm
Help with installing two device

Last post by Fswank « Sun Aug 06, 2023 2:35 pm
Replies: 4
by badr15 » Sat Oct 24, 2020 9:56 am

4 Replies

2420 Views

Last post by Fswank
Sun Aug 06, 2023 2:35 pm
FM80 and array sizing. Did I error?

Last post by EA6LE-ONE « Sun Aug 06, 2023 6:56 am
Replies: 27
by desertsun » Mon Jun 05, 2023 2:30 pm
1

2
27 Replies

540 Views

Last post by EA6LE-ONE
Sun Aug 06, 2023 6:56 am
Flexmax 100 shutdowns

Last post by Mkuhnet « Thu Jul 27, 2023 4:45 pm
Replies: 2
by Mkuhnet » Wed Jul 26, 2023 12:35 pm

2 Replies

180 Views

Last post by Mkuhnet
Thu Jul 27, 2023 4:45 pm
Uh oh - Flexmax 80 stuck in FLOAT?

Last post by EA6LE-ONE « Sat Jul 22, 2023 8:23 am
Replies: 3
by lebugman » Thu Jul 20, 2023 4:08 pm

3 Replies

194 Views

Last post by EA6LE-ONE
Sat Jul 22, 2023 8:23 am
24v to 48v upgrade - PV array now outputting 50%

Last post by fcwlp « Wed Jul 19, 2023 6:59 am
Replies: 14
by mikedowdell » Wed Jul 12, 2023 11:59 am

14 Replies

441 Views

Last post by fcwlp
Wed Jul 19, 2023 6:59 am
Charge controllers cylcing bulk / absorb

Last post by pss « Sat Jul 15, 2023 7:44 am
Replies: 4
by mikedowdell » Tue Jul 11, 2023 11:37 am

4 Replies

220 Views

Last post by pss
Sat Jul 15, 2023 7:44 am
FlexMAX Charge controller drawing power?

Last post by raysun « Wed Jul 12, 2023 8:54 am
Replies: 3
by zaSmithTM » Fri Jul 07, 2023 6:36 am

3 Replies

195 Views

Last post by raysun
Wed Jul 12, 2023 8:54 am
False/Nonsensical Config messages with Mate3S & Radians

Last post by EA6LE-ONE « Sat Jul 08, 2023 1:30 pm
Replies: 1
by The Electron » Sat Jul 08, 2023 1:13 pm

1 Replies

205 Views

Last post by EA6LE-ONE
Sat Jul 08, 2023 1:30 pm
Just To Get an AFCI model up and running

Last post by raysun « Sat Jul 08, 2023 12:14 pm
Replies: 14
by The Electron » Tue May 09, 2023 2:06 pm

14 Replies

438 Views

Last post by raysun
Sat Jul 08, 2023 12:14 pm
Flexmax 80 wiring

Last post by raysun « Fri Jul 07, 2023 7:55 pm
Replies: 3
by paulshea57 » Fri Jul 07, 2023 4:17 pm

3 Replies

484 Views

Last post by raysun
Fri Jul 07, 2023 7:55 pm
2 new FM80s won't power up

Last post by pss « Fri Jul 07, 2023 1:27 pm
Replies: 2
by shannonsnow42 » Fri Jun 30, 2023 5:27 pm

2 Replies

187 Views

Last post by pss
Fri Jul 07, 2023 1:27 pm
Replaced my batteries with same but the MATE won’t power up

Last post by Booalou « Tue Jun 27, 2023 4:35 pm
Replies: 2
by Booalou » Mon Jun 26, 2023 6:37 pm

2 Replies

203 Views

Last post by Booalou
Tue Jun 27, 2023 4:35 pm
FM100 overheating -- too many panels to a breaker?

Last post by JRKsolar « Fri Jun 23, 2023 6:19 am
Replies: 4
by MeHogan » Tue Jun 20, 2023 9:13 am

4 Replies

222 Views

Last post by JRKsolar
Fri Jun 23, 2023 6:19 am
Quieting a noisy Flexmax-80

Last post by Mike Curran « Wed Jun 07, 2023 2:17 pm
Replies: 2
by jnh » Wed Oct 09, 2019 10:27 pm

2 Replies

3020 Views

Last post by Mike Curran
Wed Jun 07, 2023 2:17 pm
Max input voltage

Last post by jnh « Tue Jun 06, 2023 11:10 pm
Replies: 2
by unfortunate » Tue Jun 06, 2023 9:35 pm

2 Replies

225 Views

Last post by jnh
Tue Jun 06, 2023 11:10 pm
help with High Amps & High Volt - 3 phase Hydro

Last post by Mike Curran « Tue Jun 06, 2023 7:05 pm
Replies: 1
by pumasMalas » Tue Jun 06, 2023 8:39 am

1 Replies

211 Views

Last post by Mike Curran
Tue Jun 06, 2023 7:05 pm
Flexmax 80 over amps

Last post by raysun « Mon Jun 05, 2023 1:24 pm
Replies: 3
by staggley » Mon Jun 05, 2023 10:13 am

3 Replies

203 Views

Last post by raysun
Mon Jun 05, 2023 1:24 pm
How to size a PV array for the FLEXmax charge controller

Last post by raysun « Thu Jun 01, 2023 8:52 am
Replies: 5
by raysun » Sun Feb 19, 2023 5:18 pm

5 Replies

394 Views

Last post by raysun
Thu Jun 01, 2023 8:52 am
Flexmax 60 night light Question

Last post by Rake1 « Tue May 16, 2023 3:34 pm
Replies: 7
by Rake1 » Tue May 16, 2023 12:39 pm

7 Replies

254 Views

Last post by Rake1
Tue May 16, 2023 3:34 pm
FM100 AFCI Charging and communication problems

Last post by JRKsolar « Thu May 11, 2023 2:03 pm
Replies: 3
by cmbrodman » Sun May 07, 2023 2:40 pm

3 Replies

244 Views

Last post by JRKsolar
Thu May 11, 2023 2:03 pm
Fan not running

Last post by joseo_collazo « Wed May 03, 2023 11:11 am
Replies: 2
by joseo_collazo » Wed May 03, 2023 8:14 am

2 Replies

239 Views

Last post by joseo_collazo
Wed May 03, 2023 11:11 am
PV Trigger

Last post by Mike Curran « Mon Apr 24, 2023 8:33 am
Replies: 2
by raysun » Sat Apr 22, 2023 8:13 pm

2 Replies

255 Views

Last post by Mike Curran
Mon Apr 24, 2023 8:33 am
FM60 MPPT and PVM modes.

Last post by raysun « Fri Apr 07, 2023 9:23 am
Replies: 13
by Graham Horn » Thu Apr 06, 2023 5:44 am

13 Replies

490 Views

Last post by raysun
Fri Apr 07, 2023 9:23 am
Highest ever from my panels!

Last post by JRHill « Mon Apr 03, 2023 2:21 pm
Replies: 1
by provo » Mon Apr 03, 2023 1:18 pm

1 Replies

238 Views

Last post by JRHill
Mon Apr 03, 2023 2:21 pm

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