DIGESTER FEED PUMPS
Digester Feed Pumps
No More Clogged Pump or Piping
The EMS Ram Pump – pumps what others can’t (rotary lobe, progressive cavity, piston membrane, air diaphragm, etc.).
Feedstock: EVERYTHING including Food and Drink Waste, Agricultural Residues/Manures, Crops, Process Residues (Bakery and Brewery Waste, etc.) Sewage Sludge, or any combination thereof.
Bring it on! If it can be sucked in, we can pump it out!
Flow Range: 23-300 gpm (90-1200 liters/minute)
Discharge Pressures: 0-436 psi (0-30 bar)
Suction Lift: up to 30 Feet (9 meters)
Tungsten carbide coated ram and special “double ball checks” that really “check”.

EMS Pump Size Chart
Model | Drive | Flow (lit/min) | Pressure Range (bar) |
CVR200 | Mechanical | 60-300 | 0-4 |
VRM175 | Mechanical | 90-210 | 0-5 |
VRH175 | Hydraulic | 90-210 | 0-50 |
VRM250 | Mechanical | 240-420 | 0-5 |
VRH250 | Hydraulic | 240-500 | 0-50 |
VRH350 | Hydraulic | 500-900 | 0-30 |
VRH400 | Hydraulic | 900-1200 | 0-30 |
VRH500 | Hydraulic | 1200-1800 | 0-30 |
HYDRAULIC PUMPS
VRH PUMP FEATURES
- Suitable for continuous use
- Slow speed operation
- Huge suction draws thick sludge
- Numerous hydraulic and electronic control designs & options
- Up to 500m delivery head
- Up to 30 lit/sec flow
- Minimal maintenance
- Duplex and triplex options with near laminar flow

QUESTIONS? CONTACT US TODAY FOR ANSWERS
(770) 592-8664
OR
MECHANICAL PUMPS
Sludge non-return valves come in various designs and can be positioned in-line or at right angles to each other allowing the pump to be installed in tight spaces. All VRM pumps create a suction vacuum equivalent to 9 meters (30 ft) static suction lift.
VRM PUMP FEATURES
- Suitable for continuous use 24/7
- Slow speed, quiet operation
- Huge suction draws thick sludge up to 15%ds
- Simple construction
- Up to 50m (165 ft) delivery head
- Up to 6.5 lit/sec (103 gpm)
- Minimal maintenance
Pump Capabilities
- Flow Rates: 15-475 GPM /(3-108 m3/hr)
- Suction Lift: 9 meters /(30 feet)

