EK

Connection size
(inch)

Nominal refrigeration capacity / US RT

Refrigeration

Air-conditioning

manufacturer

R134a

R22

R502

R404A

R134a

R22

R502

R404A

R134a

R22

R502

R404A

032(S)

1/4

1/4

1/2

3/4

1

3/4

033(S)

3/8

052(S)

1/4

1/3

3/4

1

053(S)

3/8

1-1/2

2

1

2

3

2

082(S)

1/4

1/2

3/4

1

3/4

1

1-1/2

1

083(S)

3/8

1

2

3

4

3

084(S)

1/2

1-1/2

1

3

2

4

5

4

162

1/4

1

1-1/2

3/4

1

1-1/2

1

2

2-1/2

2

163(S)

3/8

2

2-1/2

2

3

2

4

5

3

164(S)

1/2

2

3

2

35

3

5

7-1/2

5

165(S)

5/8

2-1/2

3

2-1/2

5

4

7-1/2

10

7-1/2

167S

7/8

2-1/2

3

2-1/2

7-1/2

5

10

15

7-1/2