
Blue And White (F-40500LN-6)0.5 - 5 GPM Flow Meter; 3-8" FPT
Blue & White F-40500LN-6 Flow Meter
F-400 Series Technical Specifications
| Model Number | F-40500LN-6 |
| Series | F-400 |
| Flow Measurement Range | 0.5 to 5 gallons per minute |
| Connection Type | 3/8" female pipe thread (FPT) both ends |
| Body Construction | Precision-machined acrylic, polished to glass clarity |
| Scale Type | Direct-read graduated scale with GPM markings |
| Alarm Capability | Compatible with optional high/low flow alarm accessories |
Where This Flow Meter Works
The Blue & White F-40500LN-6 is designed for residential reverse osmosis systems, whole-house filters, water softeners, and light commercial applications where 3/8" connections and flow rates under 5 GPM are standard. The clear acrylic body allows instant visual confirmation of flow without electronic components or power requirements. Install in-line to monitor filter performance, verify flow rates during system commissioning, or troubleshoot low-flow conditions. The 0.5 GPM minimum ensures accurate readings even at typical RO permeate rates.
Blue & White F-40500LN-6 Flow Meter
F-400 Series Technical Specifications
| Model Number | F-40500LN-6 |
| Series | F-400 |
| Flow Measurement Range | 0.5 to 5 gallons per minute |
| Connection Type | 3/8" female pipe thread (FPT) both ends |
| Body Construction | Precision-machined acrylic, polished to glass clarity |
| Scale Type | Direct-read graduated scale with GPM markings |
| Alarm Capability | Compatible with optional high/low flow alarm accessories |
Where This Flow Meter Works
The Blue & White F-40500LN-6 is designed for residential reverse osmosis systems, whole-house filters, water softeners, and light commercial applications where 3/8" connections and flow rates under 5 GPM are standard. The clear acrylic body allows instant visual confirmation of flow without electronic components or power requirements. Install in-line to monitor filter performance, verify flow rates during system commissioning, or troubleshoot low-flow conditions. The 0.5 GPM minimum ensures accurate readings even at typical RO permeate rates.
Original: $210.40
-65%$210.40
$73.64Description
Blue & White F-40500LN-6 Flow Meter
F-400 Series Technical Specifications
| Model Number | F-40500LN-6 |
| Series | F-400 |
| Flow Measurement Range | 0.5 to 5 gallons per minute |
| Connection Type | 3/8" female pipe thread (FPT) both ends |
| Body Construction | Precision-machined acrylic, polished to glass clarity |
| Scale Type | Direct-read graduated scale with GPM markings |
| Alarm Capability | Compatible with optional high/low flow alarm accessories |
Where This Flow Meter Works
The Blue & White F-40500LN-6 is designed for residential reverse osmosis systems, whole-house filters, water softeners, and light commercial applications where 3/8" connections and flow rates under 5 GPM are standard. The clear acrylic body allows instant visual confirmation of flow without electronic components or power requirements. Install in-line to monitor filter performance, verify flow rates during system commissioning, or troubleshoot low-flow conditions. The 0.5 GPM minimum ensures accurate readings even at typical RO permeate rates.



