Q Series Adjustable Pressure Switch for Air & Liquid - 3 to 30 Bar Range with SPDT Micro-Switch and CE Certification
Price:
Negotiable
MOQ:
10
Delivery Time:
7 days
Brand:
KeramControls
Product Description
Q Series Adjustable Pressure Switch Overview
A pressure switch is an electrical contact device that activates when a specific fluid pressure threshold is reached. These industrial-grade switches operate on either pressure rise or pressure fall, providing reliable automated control for pressurized fluid systems.
Key Features & Applications
Compatible with fluorinated refrigerants, air, and liquids (liquid temperature range: -20°C to 120°C)
Adjustable pressure range and differential settings for precise control
Renovated SPDT micro-switch ensures reliable switching performance
Flexible mounting bracket accommodates various installation requirements
Optional upper lid provides IP44 protection rating
Multiple connection types available upon request
Available in automatic and manual reset versions
Copper bellows with brass pressure interface for durability
Special models for marine (drip-proof) and hazardous (explosion-proof) applications
CE certified for European market compliance
Technical Specifications
| Model | Range (bar) | Differential (bar) | Factory Setting (bar) | Max Bellows Pressure (bar) |
|---|---|---|---|---|
| Q3 | -0.5 to 3 | 0.35 to 1.5 | OFF: 2, ON: 1 | 16.5 |
| Q6 | -0.5 to 6 | 0.6 to 4 | OFF: 3, ON: 2 | 16.5 |
| Q6M | -0.5 to 6 | ≤1 | Manual reset | 16.5 |
| Q10 | 1 to 10 | 1 to 3 | OFF: 6, ON: 5 | 16.5 |
| Q16 | 5 to 16 | 1 to 4 | OFF: 10, ON: 8 | 33 |
| Q20 | 5 to 20 | 2 to 5 | OFF: 16, ON: 3 | 33 |
| Q30D | 5 to 30 | 3 to 10 | OFF: 20, ON: 15 | 33 |
| Q30 | 6 to 30 | 3-5 (fixed) | OFF: 20, ON: 15-17 | 33 |
| Q30M | 6 to 30 | ≤4 | Manual reset | 33 |
Calibration units available in bar & psig, with optional conversion to MPa & kgf/cm². Connection options include British Flare (E), solder (C), and capillary (S).
Dimensions
Electrical Ratings
| Current Type | 125V AC | 250V AC | 24V DC |
|---|---|---|---|
| Non-Inductive Current | 20A | 10A | 10A |
| Inductive Current - Full Load | 15A | 8A | 8A |
| Inductive Current - Locked Rotor | 72A | 64A | - |
Electrical Wiring Diagrams
Frequently Asked Questions
What's the delivery time?
Standard products within 10 pieces typically ship within 4 days, depending on specifications and order quantity.
Are you manufacturer or trading company?
We are an experienced manufacturer with our own factory facilities.
Can we use our logo on the products?
Yes, we provide OEM services for custom branding.
Do you have products with ex-proof certificate?
Yes, we offer intrinsic-safety and flame proof certified models.
What is the warranty of your products?
Standard warranty period is 12 months.
What's the means of transport?
We ship via express carriers (TNT, FedEx, DHL, UPS) or logistics services as requested.
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.
Location
Room 402, Block A, Building 12#, LianDong U Valley, No. 1 Qingnian Road, Yuhuatai District, Nanjing City, Jiangsu Province, China, 210039
Contact Person
James