Pulsafeeder GreenLine Metering Pump, 269.5 GPH @ 73 PSI, PVDF wet end, No Motor (NEMA 143/145 Frame), 1.5″ FNPT / ANSI 150# Combo
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Pulsafeeder GreenLine Metering Pump, 269.5 GPH @ 73 PSI, PVDF wet end, No Motor (NEMA 143/145 Frame), 1.5″ FNPT / ANSI 150# Combo
The GreenLine‑GLM DM7AYFH‑NM is a mechanically actuated diaphragm metering pump in the DM7A hydraulic group, delivering 269.5 gph (1020 lph) at 73 psi (5 bar) with a stroke rate of 116 spm. This model features a corrosion‑resistant PVDF liquid end with FKM valve O‑rings for excellent compatibility with aggressive chemical solutions. The “‑NM” suffix indicates the pump is supplied without a motor and includes a NEMA 143/145 frame motor adapter for user‑supplied motor integration.
Specifications
- Max Flow: 269.5 gph (1020 lph)
- Max Pressure: 73 psi (5 bar)
- SPM @ 60 Hz: 116 strokes/min
- Motor: Not included — NEMA 143/145 frame adapter provided
- Connections: 1.5″ FNPT + 1.5″ ANSI 150# flange combination
- Approximate Weight: 175 lb
Materials of Construction
- Wet End: PVDF
- Seat O‑Rings: FKM
- Check Balls: Ceramic
- Valve O‑Rings: FKM
- Diaphragm: Solid PTFE
- Housing: Epoxy‑painted aluminum
- Hardware: Stainless steel
Key Features & Benefits
- PVDF liquid end for excellent corrosion and chemical resistance
- DM7A hydraulic group delivers 269.5 GPH at 73 PSI
- FKM valve O‑rings improve compatibility with aggressive chemicals
- Supplied without motor for custom motor selection
- NEMA 143/145 frame adapter included
- SUV check valves improve priming and reduce turbulence
- Sealed gearbox reduces noise and protects internal components
Markets & Typical Applications
- Municipal and industrial water treatment
- Handling aggressive chemicals, oxidizers, and corrosive solutions
- Chemical processing and general industrial feed systems
- Power generation and boiler chemical injection
- Applications requiring non‑metallic wetted materials with no motor
| Product Type: | Diaphragm Metering Pump, Mechanically Driven |
| Brand: | Pulsafeeder |
| Product Line: | GreenLine |
| Housing: | Epoxy Painted Aluminum |
| Max Flow (GPH): | 269.5 |
| Max Flow (GPD): | 6468 |
| Max Pressure (PSI): | 73 |
| Max Viscosity (CPS): | 1000 |
| Max Strokes per Minute: | 116 |
| Flow Control: | Manual stroke length adjustment (0 to 100%) |
| Turn Down Ratio: | 10:1 |
| Head/Fittings: | PVDF / PVDF |
| Valve Balls: | Ceramic |
| Diaphragm: | Composite PTFE |
| Valve / Seat / O-Ring: | PVDF / FKM / FKM |
| Motor: | No Motor - NEMA 143/145 Frame Ready |
| Connections: | 1.5" FNPT |
| Warranty: | 2 Year Limited Warranty |
| Net Weight: | 175 lbs |
| Packaging: | Each |
| Includes: | Installation, Operation, and Maintenance Instruction Manual |
| Working Environment: | 32 to 113°F (0 to 45°C) |
