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CT & CS Series 3-Port Pilot-Operated Relief Valve, 125-1000 PSI Adjustment Range, 3/4 NPT Inlet & Outlet Ports

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Description & Features

The CT & CS Series 3-Port Pilot-Operated Relief Valve 125-1000 PSI Adjustment Range 3/4 NPT Inlet & Outlet Ports is engineered for applications demanding adjustable pressure relief in hydraulic circuits. Designed with high-performance features this relief valve ensures a reliable maximum pressure limit.

Constructed from durable cast iron it provides smooth and quiet operation crucial for continuous duty usage. Equipped with in-line mounting and a ventable design the valve includes an adjustment knob with a locking nut for precise pressure control.

Featuring a gauge port (7/16-20 St.Thd. O-Ring) this product is ideal for maintaining fluid cleanliness at 19/17/14 micron levels. With standard leakage performance and a robust vent port it supports various industrial applications with a maximum flow rate of up to 60 gpm for standard models.

The maximum operating pressure is rated at 3000 PSI. The valve is also moisture-resistant enhancing its suitability for harsh environments.

Model Number: CT-06-B-50

Supplier Part Number: 590536

Segment Code: seg_code_a

Specifications

A
5.64
Adjustable Range
125-1000
Adjustment
1
Application
Applications requiring an adjustable pressure relief or regulating valve to limit the pressure in a hydraulic circuit to a desired maximum
B
3.76
Body Material
Cast Iron
Check Valve
No
Design Code
50
Diode
No
Brand
DANFOSS POWER SOLUTIONS II LLC (VICKERS)
Brand
Danfoss Power Solutions
Pack Size
1.00
UOM
EA
Electrical Flag
No
Features
Plug-and-play design|High-performance features|Moisture resistant
Fluid Cleanliness
19/17/14 micron
Gauge Port
7/16-20 St.Thd. O-Ring
Hi Vent Spring
No
Inlet Port
3/4 NPT
Interface
1 1/4 In.
Leakage
Standard
Manual Override
No
Outlet Port
3/4 NPT
Performance
Standard
Remote Control
No
Seal Material
Buna-N
Special Features
None
Supplier Part Number
590536
Switch Connector
No
Valve Mount Type
NPTF threads
Vent Port
9/16-18 St.Thd. O-Ring
Alternate Part Numbers
Alternate Part Number C1BW11, Alternate Part Number CT06B50, Alternate Part Number MINO-00900H05645
Product Weight
8.59 lbs

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Product Questions & Answers (1)

Question by: Brent S on Feb 7, 2026, 9:39 AM
Will this work on a system where the pressure needs to be adjusted between 125 and 1000 PSI?
Answer by: Customer Support on Feb 9, 2026, 8:54 AM
This relief valve is designed to work in systems where the pressure needs to be adjusted within that range, giving you precise control with the adjustment knob and locking nut.