ROSS CONTROS are manufacture the pneumatic Crossflow Double valves, Proportional Valves, Solenoid Valves, W74 Poppet Valves, W70 Spool & Sleeve Valves, Controls system and safety products to variety of industries.
ROSS SERPAR Crossflow Double Valve Size 4

Valve model numbers
| Port Size | Monitor Reset | Model Numbers | Weight lbs (kg) | |
|---|---|---|---|---|
| Right Inlet | Left Inlet | |||
| 3/8 | Manual Remote | 3573D3191 3573D3192 |
3573D3195 3573D3196 |
8.1 (3.7) |
| 1/2 | Manual Remote | 3573D4211 3573D4212 |
3573D4215 3573D4216 |
|
| 3/4 | Manual Remote | 3573D5211 3573D5212 |
3573D5215 3573D5216 |
|
Valve models without piping flanges (for replacement purposes)
| Port Size | Monitor Reset | Model Numbers | Weight lbs (kg) | |
|---|---|---|---|---|
| Right Inlet | Left Inlet | |||
| All | Manual Remote | 3573D4241 3573D4242 |
3573D4245 3573D4246 |
7.5 (3.4) |
ROSS SERPAR Crossflow Double Valve Size 8, 12, 30

Valve model numbers
| Nominal Size | Port Size | Model Numbers | Weight lbs (kg) | |
|---|---|---|---|---|
| With Overrides | Without Overrides | |||
| 8 | 1/2 3/4 1 |
3573A4142 3573A5142 3573A6142 |
3573A4162 3573A5162 3573A6172 |
15.0 (6.8) |
| 12 | 3/4 1 1-1/4 |
3573A5152 3573A6162 3573A7162 |
3573A5172 3573A6182 3573A7182 |
19.0 (8.6) |
| 30 | 1-1/4 1-1/2 |
3573A7152 3573A8162 |
3573A7172 3573A8182 |
37.5 (17.0) |
Valve models without piping flanges (for replacement purposes)
| Nominal Size | Port Size | Model Numbers | Weight lbs (kg) | |
|---|---|---|---|---|
| With Overrides | Without Overrides | |||
| 8 12 30 |
All All All |
3573A4202 3573A5202 3573A7202 |
3573A4222 3573A5222 3573A7222 |
13.8 (6.3) 17.5 (8.0) 36.0 (16.4) |
ROSS SERPAR Crossflow Double Valve Size 8, 12, 30

Valve model numbers
| Nominal Size | Port Size | Model Numbers | Weight lbs (kg) | |
|---|---|---|---|---|
| With Overrides | Without Overrides | |||
| 8 | 1/2 3/4 1 |
3573A4141 3573A5141 3573A6151 |
3573A4161 3573A5161 3573A6171 |
11.5 (5.2) |
| 12 | 3/4 1 1-1/4 |
3573A5151 3573A6161 3573A7161 |
3573A5171 3573A6181 3573A7181 |
15.5 (7.0) |
| 30 | 1-1/4 1-1/2 |
3573A7151 3573A8161 |
3573A7171 3573A8181 |
35.0 (16.0) |
Valve models without piping flanges (for replacement purposes)
| Nominal Size | Port Size | Model Numbers | Weight lbs (kg) | |
|---|---|---|---|---|
| With Overrides | Without Overrides | |||
| 8 12 30 |
All All All |
3573A4201 3573A5201 3573A7201 |
3573A4221 3573A5221 3573A7221 |
10.3 (4.7) 14.0 (6.4) 33.5 (15.2) |
ROSS SERPAR Crossflow Double Valve Size 1, 2

Crossflow Size 1

Crossflow Size 2
| Valve Size | Model Numbers | Pressure Switches | Pressure Switches Provision | Weight lbs (kg) |
|---|---|---|---|---|
| 1 | 3573B2632 3573B2640 3573B2642 3573B2644 3573B2645 |
None None Two Two None |
Yes No Yes Yes Yes |
2.1 (.95) 2.1 (.95) 2.5 (1.14) 2.9 (1.32) 2.5 (1.14) |
| 2 | 3573B4620 3573B4632 3573B4640 3573B4642 3573B4643 3573B4644 3573B4645 3573B4652 |
None None None Two None Two None None |
No Yes No Yes No Yes Yes Yes |
4.3 (1.95) 4.3 (1.95) 4.3 (1.95) 4.8 (2.18) 4.7 (2.13) 5.2 (2.36) 4.7 (2.13) 4.3 (1.95) |
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