
3304 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $32.00 | Condition is New – Open box, NEW * DWYER Photohelic Pressure Switch / Gauge- MODEL 3304 * Range 2 - 0 - 2" WC, shipping cost = $10.60 | 100.0% |
![]() | $49.99 | Condition is New – Open box, Dwyer Photohelic Pressure Switch/Gage 3304 -2 to 2in of Water, FREE SHIPPING | 100.0% |
![]() | $765.00 | Condition is New – Open box, DWYER 3304 PRESSURE SWITCH NSMP, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $20.00 | Condition is Used, FRESH TAKEOUT DWYER PHOTOHELIC PRESSURE SWITCH GAUGE GAGE 3304 (MM3), FREE SHIPPING | 100.0% |
![]() | $42.50 | Condition is Used, Dwyer 3304 Photohelic Pressure Switch/Gage , 2-0-2" of Water, Used, shipping cost = $19.98 | 99.9% |
![]() | $28.95 | Condition is Used, Dwyer 3304 Photohelic Pressure Switch Water Gauge, shipping cost = $43.52 | 100.0% |
![]() | $100.00 | Condition is Used, Dwyer 3304 Photohelic Pressure Switch Water Gauge STOCK 5524, FREE SHIPPING | 99.7% |
![]() | $84.95 | Condition is Used, Dwyer 3304 Photohelic -2 - 2.0 Gauge *** for parts only ***, shipping cost = $34.94 | 99.5% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $550.00 | Condition is New, Dwyer A3304 PHOTOHELIC PRESSURE SWITCH/GAGE, shipping cost = $20.95 | 100.0% |
![]() | $600.00 | Condition is New, DWYER PHOTOHELIC SERIES 3000 MODEL A3304 PRESSURE SWITCH/GAGE (B6C), FREE SHIPPING | 99.5% |
![]() | $836.92 | Condition is New, Dwyer A3304 Photohelic Pressure Switch/Gauge (2-0-2"w.c.), FREE SHIPPING | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $11.69 | Condition is D'occasion, DWYER PHOTOHELIC model 3304 HH PRESSURE SWITCH / GAGE, shipping cost = $24.26 | 100.0% |

The Dwyer brand ensures quality and durability, making it an essential component for control equipment panels requiring accurate pressure monitoring adjustment. At 2 inches in length , this pressure switch is compact and efficient, offering a dependable solution for variety of settings. The Dwyer photohelic pressure switch / gauge model 3304 is a versatile and reliable electrical device designed for commercial industrial applications. This pressure switch, with a range of 0-2 wc, features double pole, throw contact configuration and screw termination type for easy installation.
specifications indusswitch:
- brand: Dwyer
- mpn: 3304
- current type: Ac
- type: Pressure Switch
- contact configuration: Double Pole
- double throw: Dpdt
- termination type: Screw
- fuse type: Switch
- item length: 2 In
- application: Commercial, Control Equipment Panels
payments indusswitch:
- credit card: mastercard
- wallet: apple-pay
- other
shipping indusswitch:
- carrier: usps
- type: calculated
- transit: 4-10 days
- class: standard
- service: usps ground advantage
seller indusswitch:
- # reviews: 196
- rating: 100.0%
- city: alamogordo, new mexico
returns indusswitch:
- method: money back
- paid by: buyer
- policy: returns accepted
- time: 30 days
offer indusswitch:
- options: ship-to-home
- best offers: true
- availability: in stock
- started: october 25, 2025
- prices: $28.95–$836.92
- item condition:
- New – Open box
- Used
- New
- D'occasion
- in stock #: 5
- sold #: 10
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Pressure Switches
rating: 100.0% out of 100 based on 196 user ratings.
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