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{"title":"E320C Excavator Control Valve Secondary Safety Relief Valve Components","imgUrl":"https:\/\/img.chinax.com\/nimg\/a5\/86\/7a9f52ed1638a74f7490dff3e235-200x200-1\/e320c_excavator_control_valve_secondary_safety_relief_valve_components.jpg","attrs":{"Part name":"Secondary Safety Relief Valve","Packaging Details":"Export standard packaging","Model":"E320C","Product name":"Excavator Hydraulic Parts"}}
{"title":"E320C Excavator Control Valve Pilot Safety Relief Valve Assembly Parts","imgUrl":"https:\/\/img.chinax.com\/nimg\/29\/13\/8b5c5a3ec1559fe4828a7054abed-200x200-1\/e320c_excavator_control_valve_pilot_safety_relief_valve_assembly_parts.jpg","attrs":{"Function":"Pilot control circuit pressure protection for precise joystick operation","Brand Name":"YFM FK","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union","Warranty":"3 Months"}}
{"title":"E320C Excavator Control Valve Final Drive Safety Relief Valve Components","imgUrl":"https:\/\/img.chinax.com\/nimg\/79\/51\/af73ecff29945529588c703dede2-200x200-1\/e320c_excavator_control_valve_final_drive_safety_relief_valve_components.jpg","attrs":{"Function":"Final drive motor pressure protection for travel system","Place of Origin":"Guangdong , China","Warranty":"3 Months","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union"}}
{"title":"E320C Excavator Control Valve Priority Safety Relief Valve Assembly Parts","imgUrl":"https:\/\/img.chinax.com\/nimg\/79\/51\/af73ecff29945529588c703dede2-200x200-1\/e320c_excavator_control_valve_priority_safety_relief_valve_assembly_parts.jpg","attrs":{"Part name":"Priority Safety Relief Valve","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union","Packaging Details":"Export standard packaging","Model":"E320C"}}
DH220-5 Excavator Control Valve Pump Control Safety Relief Valve Assembly
Hydraulic pump pressure regulation and flow control protection . Precision-engineered replacement assembly manufactured with hardened alloy steel components for reliable hydraulic protection in demanding construction environments .
Failure Symptoms
Pump
output pressure fluctuation
Hydraulic
flow instability
Attachment
speed variation under load
Compatible Models
DH220-5 Excavator
Technical Specifications
Parameter
Specification
Product Type
Pump Control Safety Relief Valve Assembly
Compatible Machine
DH220-5 Crawler Excavator
Function
Hydraulic pump pressure regulation and flow control protection
Material
Hardened Alloy Steel
Application
Excavator Hydraulic Control Valve System
Warranty
3 Months
Company Profile
ABOUT US
Guangzhou Xingfan Precision Oil Pressure Co. , Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester and other equipment . Including hydraulic pump, traveling motor, rotary motor, distribution valve multi-way valve, gear pump, operating handle, walking foot valve, etc .
Factory Display
">FAQ
Q1 : What does this Pump Control Safety Relief Valve do in the DH220-5 excavator ?
This valve provides hydraulic pump pressure regulation and flow control protection . It is a critical component in the DH220-5 excavator hydraulic control system . Symptoms of a failing valve include : pump output pressure fluctuation; hydraulic flow instability; attachment speed variation under load .
Q2 : Is this valve compatible with my DH220-5 excavator ?
Yes, this pump control safety relief valve is specifically designed for DH220-5 excavator control valve assemblies . Please provide your machine serial number for exact fitment confirmation within 24 hours .
Q3 : What material is the pump control safety relief valve made of ?
The valve body is precision-machined from hardened alloy steel with heat treatment for wear resistance . Internal components undergo strict dimensional and pressure testing before assembly to ensure reliable operation under demanding hydraulic conditions .
Q4 : Do you provide installation support for this Pump Control Safety Relief Valve ?
We recommend installation by a qualified hydraulic technician . Our engineers provide torque specifications, pressure calibration guidance, and troubleshooting support via video call or email . Proper installation ensures optimal valve performance and system reliability .
Q5 : What is the warranty and delivery time for the DH220-5 Pump Control Safety Relief Valve ?
We offer a 3-month warranty on all DH220-5 pump control safety relief valve assemblies . Standard delivery is 15-30 days with export-standard packaging . Payment via T/T, Western Union, or PayPal is accepted . Volume pricing available for bulk orders .
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2022.11.18
Total Annual:
5000000-10000000
Employee Number:
5~10
Ecer Certification：
Verified Supplier
Guangzhou Xingfan Precision Oil Pressure Co. , Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester and other equipment . Including hydraulic p...
Guangzhou Xingfan Precision Oil Pressure Co. , Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester and other equipment . Including hydraulic p...
