solenoid valve
1. ISO 9001:2000, CE approved
2.1 million times life testing
3.Reliable quality
4,One year gurrantee,
solenoid valve 2W21
Characteristic : 1.Direct lifting diaphragm construction;
2.Open from zero bar for low pressure system use
3.High frequency of DIN plug coil
Medium : Water, air,gas, etc.
Temperature: NBR Seal: 14F to 176F , -10 to 80
EPDM Seal: 14F to 250F , -10 to 120
VITON Seal : 14F to 300F, -10 to 150
Pressure: 2W21: 0.00MPa ~ 1.0MPa
Port Size: 3/8,1/2,3/4,1,1 1/4,1 1/2,2
Port Thread: BSPP ,BSPT ,NPT ,Flange, UNF, M8X1
Orifice (mm): 12,15,20,25,32,40,50
Voltage: DC - 12V,24V
AC - 24V,120V, 240V@60HZ 110V, 220V@50HZ
Tolerance: +/- 10%
Coils : S51B, 40VA(AC), 30W(DC), IP65 100%ED
SD01B, 35VA(AC),30W(DC),IP65,100%ED
SD02B,flying lead 35VA(AC),30W(DC),IP65,100%ED
Material: Body - Brass or Stainless steel
Seal -NBR, EPDM, PTFE or VITON
Armature Tube - Stainless Steel 304
Plunger - Stainless Steel 430F
Stop -SS430F
Springs - SS 304
Shading Rings - Stainless Steel 304
Port Size | Orifice | Cv | Min Pressure | Max Pressure | Seals | Body | Valve Body | Coil | |
AC(40VA) | DC(30W) | ||||||||
3/8" | 12 | 4.5 | 0. 0MPa | 1. 0MPa | 1. 0MPa | EPDM,PTFE, | Brass, or | 2W2112 X X X | S51B |
1/2" | 15 | 4.5 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2115 X X X | S51B | ||
3/4" | 20 | 9.3 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2120 X X X | S51B | ||
1" | 25 | 12 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2125 X X X | S51B | ||
| AC(35VA) | DC(35W) |
| ||||||
1 1/4" | 32 | 24 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2132 X X X | SD01B | ||
1 1/2" | 40 | 29 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2140 X X X | SD01B | ||
2" | 50 | 48 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2150 X X X | SD01B | ||
F1 1/4" | 32 | 24 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2132 X X X | SD01B | ||
F1 1/2" | 40 | 29 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2140 X X X | SD01B | ||
F2" | 50 | 48 | 0. 0MPa | 1. 0MPa | 1. 0MPa | 2W2150 X X X | SD01B | ||
