1. J

    Sold CTEK D250SE DC DC charger (20A)

    £150, paypal, will ship within UK new, never out of the box for Lead-Acid and Lithium ordered in case there wasn't space to fit the Victron equipemnt not needed in the end
  2. J

    Sold SOLD used CTEK D250SA DC DC charger

    £100, paypal, will ship within UK 2 year old, works great please note, as on the picture, the out cables have been chopped, you will need to splice them to make longer not needed anymore as i upgraded to lithium
  3. RikParr73

    Solar Power Monitor - CTEK250SA

    Hi I have a 120w solar panel running to my CTEK250-SA. I have just bought the Victron SmartShunt (Not installed yet) and would like to see what power I am getting from the solar panel. Not sure the shunt does that, so what would be the best kit to install to monitor solar output please along...
  4. kn0bby

    CTEK 250SA - not charging starter battery

    So it was my understanding that the 250SA should charge the starter battery as well as the leisure battery when the leisure battery is full. Current demand on the leisure battery is dash cam on all the time, Wi-Fi modem and GSM module for my Webasto heater Right now the leisure battery is...
  5. A


    Hi guys, A little question about my CTEK D250 SE. Is it necessary to connect the red/black cable to the negative pole of my CTEK if I use a GEL battery (not AGM). I have a little problem cause there is only the "A" lighted and the Alternator seems not give energy to the leisure battery. The...
  6. RikParr73

    How to add 2nd (portable) leisure battery to current Euro 6/CTEK 250 System

    I currently have a Euro 6 engine with CTEK 250SA set up, using a single 110ah LB and 110w solar panel. All is working fine. I want to add a second leisure battery that I will house in a portable tool box that I can connect to the system in the van to either simply charge it or to add additional...
  7. V

    CTEK and Sargent EC155 switched live

    Hi, so installing the CTEK DC-DC charger and Sargent EC155 this week. I am aware the CTEK needs to be attached to a switched live in fuse Board and have for a piggy back to do this. I believe middle row 3 Down? my question is the Sargent also needs a connection for running signal.... could I...
  8. F

    VSR to Ctek DC-DC

    Hi all, I see this topic has been approached a couple of times, but I’m looking for some specific guidance to enable me to replace my existing VSR with a CTEK 250SE. So, I’m aware I need to create a ignition feed and run it to my new charger. The existing VSR says it’s ‘ignition protected’...
  9. G

    CTE D250SE ignition cables

    Hi all, I am currently trying to fit the CTEK D250SE to my T6 and I’m hoping for some clarity on the ignition cables. I have a dual purpose flooded lead-acid leisure battery and am wondering do I fit the black ignition cable to ground and the red to the fuse board or is that only for AGM...
  10. H

    Alternator light flashing on ctek d250se after adding solar panel

    Hi folks. First Post, I've been scouring the forums/internet but can't find my specific problem. I've had a ctek d250se on my van for about a year all running great. I finally added a renogy 175w flexible solar panel to my van yesterday and hooked it up to the ctek today. Connected positive...
  11. Roberts

    Sold CTEK D250SE - Brand New

    I have a spare CTEK D250SE for sale. Brand new in box with manual. £180 delivered or collected from Staffordshire WS7
  12. Captain Rick

    Solar Panel selection

    I want to fix a solar panel to the roof of my 2016 Caravelle to complement the 120aH AGM leisure battery which is connected to a Ctek D250SE. Ctek say the max power can be 200watts with no more than 23VOC. I would like a permanent installation and thought that a 200watt semi-flexible panel...
  13. phoenixfc7

    Main battery dead despite ctek and solar

    Main battery is completely flat, I am perplexed as I have a ctek and a solar panel so how has it run flat? I’m going to try jump start it tomorrow. Set up is 140 solar with Victron MPPT15/75 a ctek 250se and a agm leisure battery. I thought the starter battery would be charged first. Any ideas...
  14. T6DSGChris

    Ctek 250se question.. small black earth

    I have just fitted the ctek and she works a treat, sat there relooking at the instructions.. page 7 got me a little.. i have smart alternator in the new t6.. but im using my 110ah old leisure from my t5 conversion... Small black wire.. i initially earthed.. Now.. i'm not convinced.. see...
  15. Alanmh

    CTEK doesn't fit

    So annoyed with myself. Rejigged all the electrics under the drivers seat. Put the drivers seat back on and the 2 wires out the top of the ctek foul a bar under the seat. Any thoughts as to cutting away the insulation on the ctek sense wires and making god with hot glue or do I need to move the...
  16. W

    CTEK D250SE - Still having dramas, despite the very helpful forums!

    Hi, Hoping someone can shed some light on my issues below please... hoping to go away soon! DC-DC CTEK D250SE New charger (with NO smartpass). 2x 100ah AGMs, 2x 100W (19v) Solar in series. My solar is intermittent every 70 seconds or so, but the correct lights are showing. It seems like this...
  17. Bargy62

    Ctek charger

    I have a ctek mxs 7.0 with power supply mode and want to connect the ctek comfort connect cigarette lighter outlet as a 12volt outlet BUT both the charger and the cigarette lighter outlet have the same female connections so wont join any ideas on what is the correct part with Male connector or...
  18. A2dczealous

    How to fit a solar panel video tutorial

    Hi fellow Dubbers. This weeks video is a solar install using the Skyline Roofs 150W solar panel kit and CTEK SE connection. A little geeky chat about PWM and MPPT too Also going to give away the PWM controller to one viewer, so check out the video and see what you think
  19. Andytay

    CTEK 250se power light flashing

    Hi all, just installed a ctek 250se and leisure battery into my t6. All working fine but noticed when engine is turned off all the lights on the ctek go out as normal and then every few minutes the green power light flashes a few times. Was just wondering if anyone knew if that's normal or not...
  20. W

    CTEK 250SE Solar problem

    Hi All, First post so please go easy. I have searched the forum but I haven't found any other posts on this. I fitted my CTEK 250SE DC to DC charger around 2 months ago and all was working as expected , I would start the engine and after a few seconds the CTEK would start up and charge the...