The Chelsea 379303-1 is a 12VDC solenoid valve used in compatible Parker Chelsea electro-air PowerShift PTO control systems. It electrically controls the air supplied to the PTO shift circuit, allowing the operator’s switch or vehicle control system to engage and disengage the PTO.
Key Features
- Genuine Parker Chelsea PTO control component
- 12VDC solenoid operation
- Designed for compatible electro-air PTO shift systems
- Electrically controls pneumatic PTO engagement
- Documented in multiple Chelsea PowerShift installation arrangements
- Suitable for compatible water-truck and vocational-truck PTO systems
- SP379303-1 distributor-style cross-reference
Product Specifications
| Specification |
Details |
| Manufacturer |
Parker Chelsea |
| Manufacturer part number |
379303-1 |
| Cross-reference |
SP379303-1 |
| Product type |
PTO air-shift solenoid valve |
| Operating voltage |
12 VDC |
| Control method |
Electro-pneumatic |
| Application |
Compatible Chelsea PowerShift PTO controls |
| Documented valve ports |
1/4-18 NPTF |
| Complete PTO included |
No |
| Installation kit included |
Not established |
| Store SKU |
0012009 |
Documented Chelsea Applications
| Series or system |
Documented use |
| 230/231 Series |
12V electro-air PTO shift arrangement |
| 236/238 Series |
12V electro-air PTO shift arrangement |
| 524 Series |
Eaton Endurant rear-mount PTO control |
| 885 Series |
12V electro-air shift with or without electronic overspeed control |
| PowerShift PTO systems |
Pneumatic engagement controlled by a 12V electrical signal |
Electrical and Air Reference
| Item |
Requirement or reference |
| Solenoid voltage |
12 VDC |
| Electrical ground |
Connect according to the applicable Chelsea diagram |
| Control wire |
Connect to the specified PTO switch, relay, or control circuit |
| Air supply shown in Chelsea diagrams |
90–140 PSI |
| Pressure protection valve |
Required where specified |
| Air tubing and fittings |
Must match the applicable Chelsea installation kit |
Voltage Selection
| Part number |
Voltage |
This product |
| 379303-1 |
12 VDC |
Yes |
| 379303-2 |
24 VDC |
No |
Selection note: Confirm PTO series, shift option, vehicle voltage, valve-port arrangement, and wiring before ordering. Part 379303-1 is the 12VDC version; Chelsea identifies 379303-2 as the corresponding 24VDC solenoid.