Save 26%
2-1/2" NOSHOK 1100 Series Diaphragm Type Differential Pressure Gauges 25-1112-W200-A3P-1, 0 to 200 inH2O, Nitrile Rubber (NBR), Aluminum Sensor Housing, Back Connection
SKU:
25-1112-W200-A3P-1
Made in the United States
$519.99
Price on request
Was: $706.10
You Save $186.11
Available
Available Models
Connection Size1/4 in
Pressure Range0 to 200 inH2O
Connection TypeFemale National Pipe Thread (FNPT)
Storage Temperature (Switch Option) [Min]-40°C / -40°F
Typically ships in 3–5 business days from the manufacturer
Need it fast? Call 888-825-8800 — we may be able to expedite your order.
Estimated ship date: calculating...
Sourced from Vetted Suppliers
Every product is quality-checked from certified manufacturers
Technical Specifications
General
| Type | Differential Pressure Gauge |
|---|---|
| Series | 1000 |
| Lens | Shatter-Resistant Acrylic |
| Dial | Aluminum, white background with black scale. |
| Gauge Size | 2-1/2 in |
| Measuring Element | 316 Stainless Steel, Polytetrafluoroethylene (PTFE) and Ceramic Magnet |
| Pointer | Balanced Aluminum, Black Finish |
| Movement | Magnetic |
| AC Voltage | 125 V |
| DC Voltage | 125 V |
| Warranty | 5 yr |
| Maximum Indicating Pointer (MIP) | Available with Dry Gauge Only |
| Gauge Type | Dry |
| Sensor Coating | Black Anodized Finish |
| Configuration | Back Connection |
| Brand | NOSHOK |
| Manufacturer Part # | 25-1112-W200-A3P-1 |
| Size | 2-1/2" |
| Country of Origin | Made in the United States |
Materials & Construction
| Case Material | Engineered Plastic |
|---|---|
| Sensor Housing Materials | Black Anodized Aluminum |
| O-Ring and Diaphragm Materials | Nitrile Rubber (NBR) |
| Bezel Material | Engineered Plastic |
Performance
| Storage Temperature (Switch Option) [Min] | -40°C / -40°F |
|---|---|
| Storage Temperature (Switch Option) [Max] | 93°C / 200°F |
| Pressure Range | 0 to 200 inH2O |
| Working Static Pressure - Aluminum & Stainless Steel [Max] | 3,000 psig |
| Working Static Pressure - Brass [Max] | 1,500 psig |
| Media Temperature Range (Switch Option) | -40 to 93°C / -40 to 200°F |
| Ambient Temperature Range (Switch Option) | -40 to 93°C / -40 to 200°F |
| Ambient Temperature Range (4-20 mA Transmitter Option) | -29 to 66°C / -20 to 150°F |
| Accuracy (Full Scale on Rising Pressure) | ±3/2/3% |
| Switch Rating | Single Pole Double Throw (SPDT) |
| Power Rating | 3 W |
| Current Rating | 0.25 A |
Connections
| Connection Type | Female National Pipe Thread (FNPT) |
|---|---|
| Connection Size | 1/4 in |
| Connection Location | Back |

