Chelsea have guaranteed the biggest-ever television money windfall from the Champions League after beating Barcelona to make the final. The club will earn at least £45m, with a further £2.8m to come if they win the trophy, from Uefa’s payments of TV cash alone. Clubs can then double that income from ticket sales, sponsorship and merchandise. Manchester United had previously held the record pay-out of Champions League TV money at £43.5m last season, but this year earned only £28m as a result of failing to qualify for the knockout stages. Arsenal’s earnings were £22.7m this year – £2m less than the previous season – while Manchester City’s £21.3m shows the difference with the Europa League where last season they earned £4.5m. If Chelsea do triumph in the final and finish outside the top four in the Premier League, they will take the place of the fourth-placed team – currently Newcastle – in next season’s Champions League.That would be a huge financial boost to the Roman Abramovich-owned team, and a major blow of at least £20m to whoever misses out. The four English clubs have been top of the Champions League payments for years due to the size of the TV…