Sotetsu 10000 series

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Sotetsu 10000 series
10000 series 8-car set in October 2020
Manufacturer	JR East Niitsu, Tokyu Car Corporation
Entered service	24 February 2002
Refurbished	2019–
Number built	70 cars (8 sets)
Number in service	70 cars (8 sets)
Formation	8 or 10 cars per set
Fleet numbers	10101–10108
Operators	Sotetsu
Specifications
Car body construction	Stainless steel
Car length	20 m (65 ft 7 in)
Width	2,930 mm (9 ft 7 in)
Doors	4 pairs per side
Electric system(s)	1,500 V DC (overhead catenary)
Current collector(s)	Pantograph
Safety system(s)	ATS-P
Track gauge	1,067 mm (3 ft 6 in)

The Sotetsu 10000 series (相鉄10000系) is an electric multiple unit (EMU) commuter train type operated by the private railway operator Sagami Railway (Sotetsu) in Japan.

Entering service on 24 February 2002, the trains are based on JR East's E231 series design, and were built to replace ageing 5000, 2100, and 6000 series trains.^{[1]: 28–29} The 10000 series were constructed by Tokyu Car Corporation in Yokohama and JR East's Niitsu factory. A total of 70 cars were built, formed as sets.

As of 1 April 2016^[update], the fleet consists of three ten-car sets and five eight-car sets, formed as follows.^[2]

• <: Current collection device (single-arm pantograph)
• VVVF: Variable frequency drive
• SIV: Static inverter
• CP: Compressor
• Bold/italic number: Fleet number

• 
  10000 series train in original livery in March 2003
• 
  Train in promotional livery in June 2007
• 
  Refurbished set 10701 in "Yokohama Navy Blue" livery

• 
  Interior view

In 2020, 10-car set 10701 received restyled car ends, an all-over "Yokohama Navy Blue" livery, and a renovated interior.^[3] Sets 10702 and 10703 received a less extensive treatment, which only affected front end styling and onboard equipment.^[4]

Sotetsu announced in April 2024 that three further sets will be refurbished.^[5]

• 
  Set 10701 with "Yokohama Navy Blue" livery and restyled front end
• 
  Set 10702 with restyled front end only
• 
  Refurbished interior

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