Dwyer 4201B Capsuhelic Differential Pressure Gauge
Request a quote
Dwyer 4201B is a brass capsule differential pressure gauge with 0–1 psi range, ideal for HVAC filters, ductwork, and industrial process pressure monitoring.
Product details
| Model | 4201B |
| Manufacturer | Dwyer Instruments |
| Category | Analog Pressure Gauges |
| Availability | Made to order |
Description
Overview
The Dwyer 4201B is a capsule-type differential pressure gauge with a durable brass case, designed for reliable low-pressure measurement in the 0 to 1 psi range. It is commonly used for monitoring pressure drops across filters, dampers, and low-pressure industrial processes, providing clear indication of system performance and filter condition in HVAC and other mechanical systems.
Key Features
- Brass gauge case for corrosion resistance and durability
- Capsule sensing element for accurate low-differential-pressure measurement
- Measurement range 0–1 psi (0–27.7 in H₂O)
- Factory-calibrated zero adjustment for accurate baseline reading
- Panel-mount or bracket-mount installation options
- Long-lasting sensing element for extended service life
Applications
- HVAC filter pressure drop monitoring
- Ductwork and air damper pressure measurement
- Compressed air line monitoring and control
- Low-pressure industrial process control and indication
Specifications
| Pressure Range | 0–1 psi |
| Gauge Type | Capsule differential |
| Case Material | Brass |
| Connection | 1/4 in NPT |
Request a quote
Dwyer 4201B Capsuhelic Differential Pressure Gauge
Response within 24 hours
No obligation
Direct communication