Differential Pressure Switch - China Manufacturer for Industrial Uses

From our China-based factory, I’m delivering a dependable Differential Pressure Switch designed for pump protection, filtration, and HVAC systems. We are a Manufacturer dedicated to quality and steady supply for B2B buyers. You’ll appreciate the robust diaphragm design, adjustable setpoints, and rapid response under harsh conditions. This switch features precise differential range, bellows/diaphragm, electrical ratings suitable for 24V to 240V, IP65 sealed bodies, and easy mounting. We offer customization in pressure ranges, electrical terminations, and connector options to fit your line. As a China market Manufacturer, we ship quickly, support QA, and provide documentation like certificates and test reports. If you’re sourcing a reliable control device for safety interlocks or level controls, I think this Differential Pressure Switch will meet your needs. Contact me for samples, pricing, and lead times.

Hot Selling Product

Differential Pressure Switch Manufacturer Dominates

Global buyers seeking differential pressure switches expect precision engineering and scalable manufacturing. A leading supplier offers a wide product family—from low to high pressure ranges, multiple process connections, and diverse wetted materials—so installations across HVAC, filtration, and industrial processes can be standardized. Rigorous testing for pressure, leak, temperature, and vibration, along with traceable calibration data and compliance with CE, UL, and ATEX/IECEx, reduce risk and speed deployment. Beyond specs, reliable supply matters as much as price. Top manufacturers support global procurement with long-term spare parts, scalable output, and flexible lead times, plus customization for setpoints, hysteresis, electrical ratings, and diagnostics. They provide complete documentation and strong after‑sales support, ensuring steady performance and easy integration with control systems. In a competitive market, technical excellence paired with global logistics makes the switch to a trusted differential pressure solution compelling.

Differential Pressure Switch Manufacturer Dominates

Model Description Differential Range (kPa) Setpoint Range (kPa) Hysteresis (kPa) Max Working Pressure (bar) Electrical Rating (VAC) Contact Configuration Process Connection Temperature Range (°C) Wetted Materials Certifications Response Time (ms) Weight (g)
DPX-01A Compact differential pressure switch for air and non-corrosive gases 0.5–4 0.8–3.5 0.2 2 125 VAC, 3 A SPDT 1/4" NPT -20 to 85 Body: 304SS; Wetted: 316SS; Seals: Viton CE, UL 8 180
DPX-01B High-precision DP switch for tight control 1–10 1–9 0.3 4 250 VAC, 5 A SPDT 1/4" NPT -10 to 90 Body: 304SS; Wetted: 316SS; Seals: Viton CE, UL, RoHS 6 210
DPX-02A General purpose DP switch for air and non-corrosive liquids 2–20 3–18 0.5 6 250 VAC, 3 A SPDT 1/2" NPT -20 to 100 Body: 316SS; Wetted: 316SS; Seals: Viton CE, UL, RoHS 5 320
DPX-03A High-flow DP switch for process lines 5–50 8–45 2 15 250 VAC, 6 A SPDT 1/2" NPT -20 to 120 Body: 304SS; Wetted: 316SS; Seals: Viton CE, UL 4 430
DPX-04A Industrial DP switch with wider port and rugged housing 10–100 12–90 5–15 30 250 VAC, 6 A SPDT 1" NPT -30 to 125 Body: 316SS; Wetted: 316SS; Seals: Viton CE, UL, RoHS 3 620
DPX-05A Heavy-duty DP switch for high differential ranges 20–200 25–180 8–20 60 250 VAC, 10 A SPDT 1" NPT -40 to 125 Body: 316SS; Wetted: 316SS; Seals: Kalrez CE, UL, RoHS 2 900

Related Products

Differential Pressure Switch Manufacturer Your Trusted OEM Partner

Data Dimension: Market Demand by Differential Pressure Switch Type

Explanation: This visualization provides a data-driven view of how demand for differential pressure switches is distributed across six representative application segments. The new data dimension is 'Market Demand by Differential Pressure Switch Type', with categories such as HVAC & Refrigeration, Water Treatment, Industrial Automation, Automotive Systems, Medical Equipment, and Oil & Gas. The values are scaled indices representing relative demand intensity derived from installation activity, replacement cycles, and service needs. The chart uses a 3:1 aspect ratio to ensure a wide, readable presentation suitable for dashboards and reports. Blue bars indicate the magnitude of demand in each segment, while subtle gridlines help gauge scale without overpowering the primary comparison. Importantly, the chart emphasizes application-driven demand rather than brand or vendor information, supporting neutral market assessment and supplier planning for OEM partnerships. From a business perspective, HVAC & Refrigeration shows the strongest demand, reflecting the scale of building systems and energy-management strategies that rely on precise pressure sensing. Water Treatment and Industrial Automation also exhibit solid activity, consistent with infrastructure upgrades and smart manufacturing initiatives that require reliable sensors in process control loops. Automotive Systems and Medical Equipment demonstrate meaningful, albeit smaller, opportunity, driven by safety-critical systems and stringent reliability requirements. Oil & Gas presents a rugged, high-demand niche, where performance under harsh conditions is essential. Together, these data points illuminate where to focus product development, feature sets, and regional outreach. They also inform inventory planning, procurement, and risk management by highlighting which segments may drive spikes in demand or face cyclicality. For OEM partners, this dimension offers a clear lens to align product roadmaps with market needs, optimize supply chains, and tailor go-to-market strategies. As true market data become available—regional splits, regulatory effects, or technology shifts—the visualization can be refreshed to maintain a forward-looking view of opportunities and exposures. The 3:1 format preserves readability across devices while enabling stakeholders to quickly grasp relative strengths and opportunities across application segments.

Top Selling Products