
Masterflex® L/S® MasterSense™ Fill/Finish Pump System with Masterflex® Ultrapharm™ Pump Head
Accuracy is critical when every drop counts
Masterflex® L/S® MasterSense™ Fill/Finish Pump System with Masterflex® UltraPharm™ Pump Head
Features that make your process effortless

- Perfect for sanitary environments—316 polished stainless steel drive housing, IP66 and NEMA 4X rated for washdown
- Easy to read and operate touch screen - even while wearing gloves. Create, save, and recall pump programs via intuitive menus.
- EtherNet/IP, Profibus, Wi-Fi, MasterflexLive enabled, and analog remote I/O means connectivity and control options that suit your needs.
- 250 rpm max speed; dosing volumes from <0.5 mL to >500 mL
- Whisper quiet operation reduces extra noise on the floor or in the lab
- 316 stainless steel pump head is autoclavable; tested to 10 cycles without any loss of flow or accuracy performance
- Offset rollers and planetary gearing ensure dosing accuracy (±0.5%), low pulsation, and long tubing life
Easy on tubing— reduces drag on tubing for longer tubing life and reduced risk of premature failure. - Masterflex double-Y tube sets ensure proper retention, repeatability, and accuracy
SHOP DOUBLE Y-TUBING
Advanced Connectivity and Control Options
Monitor from anywhere

MasterflexLive
- MasterflexLive is our secure, cloud-enabled platform for real-time remote monitoring of all Masterflex pump parameters
- Monitor critical processes running 24/7 without the need for onsite personnel
- Push notifications alert you to changes in operating conditions and error messages
Flexible Connectivity
- Your choice of connectivity options— EtherNet/IP, Profibus, or MasterflexLive®
- Three-tier access to pump functionality—use this option to protect your process by controlling who can operate the pump and at what level
- Over-the-air firmware updates—automatically allows you to take full advantage of future enhancements
- Internet connection via Wi-Fi or standard Ethernet (RJ45) jack on rear of drive
The Perfect Pump for High Precision Fill/Finish Applications
Complete Specifications & Product Details | ||||
Item # | MFLX77976-40 | MFLX77976-42 | ||
Flow Range | 0.007 to 635 mL/min | 0.193 to 998 mL/min | ||
Masterflex Ultrapharm Pump Head | for Precision Tubing with Open-Head Sensor, stainless steel housing/rotor | for High-Performance Precision Tubing with Open-Head Sensor, stainless steel housing/rotor | ||
Tubing sizes accepted | Double-Y L/S® 13, 14, 16, 25, 17 | Double-Y L/S® 15, 24, 35 | ||
Pump Specifications | ||||
Agency Approvals | UL, cUL, CE | |||
Speed control accuracy (resolution) | ±0.1% (0.1 rpm at 250 rpm) | |||
Warranty | 2 Year | |||
MasterflexLive | Real-time remote monitoring of all pump parameters. Push notifications alert you to operating conditions and error messages, allowing you to monitor critical pump processes 24/7—no need to be onsite. | |||
EtherNet/IP or Profibus | Interface directly with either Ethernet/IP or Profibus based process control network(s) (using PLC, SCADA or similar); enables control of all pump parameters via network interface. | |||
Number of rollers | 8 | |||
Reversible | Yes | |||
Display | 5” capacitive TFT/RGB touch screen with in-plane switching (wide viewing angle); 800 x 480 pixels | |||
Digital Dispensing | Yes | |||
External control - input | 0 to 20 mA, 20 to 0 mA, 4 to 20 mA, 20 to 4 mA; 0 to 10 V, 10 to 0 V, 0 to 5 V, 5 to 0 V; start/stop, direction (CW/CCW), prime via contact closure | |||
External control - output | 0 to 20 mA, 20 to 0 mA, 4 to 20 mA, 20 to 4 mA; 0 to 10 V, 10 to 0 V, 0 to 5 V, 5 to 0 V; Tach output (open collector), Motor running, Open head, Local/Remote, General alarm | |||
Motor | Brushless DC with encoder; continuous duty; reversible; 1/10 hp (75 W) | |||
Open-head sensor | Yes; extension cable included | |||
Housing materials | 316 Stainless Steel | |||
Enclosure rating | IP66 / NEMA 4X | |||
Dimensions (L x W x H) | 13" x 9.3" x 11" (33 x 23.6 x 27.9 cm) | |||
Shipping weight | 40.75 lb (18.5 kg) | |||
Power | 90 to 260 VAC, 50/60 Hz |