Technical Specifications: Genuine VOLVO Electronic Pressure Sensor Module 21407309Genuine VOLVO Electronic Pressure Sensor Module — Multi‑Series Fluid Pressure Monitoring Transducer Solution
The Genuine VOLVO Premium Heavy‑Duty Electronic Pressure Sensor Module (Part Numbers: 21407309 / VOE 21407309 / 20792328) monitors common‑rail fuel, engine oil, turbo boost and hydraulic pump pressure for VOLVO B/D/E‑series mid‑to‑heavy excavators. It converts pressure into linear voltage signals for V‑ECU (11381435), synchronizing engine‑pump torque and optimizing fuel injection. Replacing drifting sensors eliminates false alarms and engine power derating under heavy loads.
Core Technical Advantages
Piezoresistive Silicon Chip: High linearity, low thermal hysteresis and ultra‑fast response to pressure surges.
Corrosion‑Proof Steel Hex Body: High‑strength alloy resists diesel, oil and hydraulic fluid corrosion with precision threads.
EMI/RFI Noise Shielding: Internal filters block alternator and radio frequency interference.
IP67 Sealed Connector: Silicone‑gasketed plug resists high‑pressure washing and quarry dust ingress.
Technical Specifications
| Engineering Parameter | Technical Data / Specification Details |
|---|
| Component Assembly Part Numbers | 21407309 / VOE 21407309 / 20792328 |
| Component Classification | High‑Precision Electronic Fluid Pressure Sensor / Transducer Module |
| Reference Input Voltage | 5V DC Supplied by V‑ECU |
| Output Signal | Linear Voltage for Multi‑Channel CAN‑Bus |
| Housing Material | High‑Tensile Anti‑Corrosion Steel & Polyurethane Header |
| Protection Grade | IP67 Waterproof & Dust‑Proof |
Master Application Fleet Guide
This pressure sensor fits VOLVO B‑series, D‑series and E‑series construction and mining excavators:
B‑Series Excavators: EC200B, EC210B, EC240B, EC290B
D‑Series Excavators: EC200D, EC210D, EC220D, EC250D, EC300D
E‑Series Excavators: EC220E Series
Critical B2B Procurement & Maintenance Guidelines
B2B Procurement Strategy
Pressure sensor failure triggers emergency faults, speed limits or sudden shutdowns. Stock 21407309/20792328 for emergency fleet repairs. Cross‑sell with wiring harness (14597767) and solenoid valves (21738263) for complete powertrain electrical overhaul.
Common Failure Symptoms
False low‑pressure warnings and 30‑50% automatic engine power derating
Fluctuating pressure readings or “Open Circuit / Voltage Abnormal” fault codes
Oil leakage into connector causing short‑circuits from ruptured internal diaphragm
Best Practice Overhaul Advisory:
Disconnect main battery and fully cool engine/hydraulic systems before replacement to avoid scalding or voltage spikes damaging ECU. Clean mounting area, install sensor with factory‑specified torque, reconnect harness securely and test for leak‑free operation.
Global Brand Cross‑Reference Matrix
| Brand | Cross‑Reference Part Numbers |
|---|
| VOLVO Genuine PN | 21407309 / VOE 21407309 |
| Factory Interchange | 20792328 |
| Component Group | High‑Precision Fluid Pressure Transducer / Contronic Network Sensor / Analog‑Digital Signal Converter |
Commercial Inquiry & Global Logistics:Supplier: Xuzhou Sinoswift Import & Export Co., Ltd.
Contact: +86 13701956981
Email:
[email protected]Logistics: Global Sea Freight and Fast‑Track Industrial Express Ready
All manufacturer names and model designations are for compatibility reference only. These genuine pressure sensors provide reliable fluid pressure monitoring for global VOLVO construction, quarry and mining machinery fleets.
