Pressure and Differential Pressure Switches, Watertight
G-Series
This broad Ashcroft® switch series is easy to use and readily retrofits to virtually all process, industrial and OEM applications
• Single or dual independently adjustable setpoints meet all setpoint requirements
• Watertight NEMA 4X, IP65 enclosure
• 316 SS construction
• Choice of switch elements for all applications, including hermetically sealed
• Fixed or fully adjustable deadband
• Approved for UL and CSA ratings
• Wide choice of actuators, including designs for fire-safe and NACE applications
• Standard pressure connection materials:
Pressure psi ranges - 316L stainless steel
Differential psid ranges - 316 stainless steel standard
Pressure and differential inches of water ranges - 316 stainless steel standard
• Readily available
• 3A sanitary connection available
• Setpoints adjustable from 15-100% of range
Select a link under the "item" tab below to order.
| Table 1 | Table 2 | Table 3 | Table 4 | Table 5 | Table 6 | Table 7 |
| XXX | XX | X | X | XX | XXX | XX |
| Table 1 | Function |
| GPA | Pressure control, single setpoint, adjustable deadband |
| GPD | Pressure control, two independently adjustable setpoints, fixed deadband |
| GPS | Pressure control, single setpoint, fixed deadband |
| GDA | Differential pressure control, single setpoint, adjustable deadband |
| GDD | Differential pressure control, two independently adjustable setpoints, fixed deadband |
| GDS | Differential pressure control, single setpoint, fixed deadband |
| Table 2 | Enclosure |
| N4 | NEMA 4/4X, IP65 (watertight and corrosion resistant) |
| Table 3 | Switch Element |
| Code | Description/Maximum Electrical Ratings UL/CSA Listed |
| H | General purpose |
| J | Hermetically sealed switch, general purpose |
| Single(GS) | Switch Elements UL/CSA Listed |
| K(4) | Narrow deadband |
| F(4) | Sealed environment proof |
| G(5) | General purpose |
| P(3) | Hermetically sealed switch, narrow deadband |
| J | Hermetically sealed switch, general purpose |
| Dual(GD) | Switch Elements UL/CSA Listed |
| KK | Narrow deadband |
| FF | Sealed environment proof |
| GG | General purpose |
| PP | Hermetically sealed switch, narrow deadband |
| JJ | Hermetically sealed switch, general purpose |
| Table 4 | Actuator Seal |
| Code | Material | Range |
| B | Buna N | yes | yes |
| V | Viton | yes | yes |
| T | Teflon | yes | yes |
| S | SS⁽⁵⁾⁽¹⁰⁾ |
| P | Monel⁽⁵⁾⁽¹⁰⁾ |
| Table 5 | Pressure Port |
| 25 | ¼ NPT Female |
| 06 | ¼ NPT Female and ½ NPT Male Combination |
| 07 | ½ NPT Female |
| Table 6 | Options |
| X07 | Pressure connection: ½ NPT female |
| Table 7 | Pressure Range |
| 30 in.H₂O | 30 in.H₂O psi |
| 60 in.H₂O | 60 in.H₂O psi |
| 100 in.H₂O | 100 in.H₂O psi |
| 150 in.H₂O | 150 in.H₂O psi |
| 15# | 15 psi |
| 30# | 30 psi |
| 60# | 60 psi |
| 100# | 100 psi |
| 200# | 200 psi |
| 400# | 400 psi |
| 600# | 600 psi |
| 1000# | 1000 psi* |
| 2000# | 2000 psi |
| 3000# | 3000 psi |
