A5
FLEXFLO® Peristaltic Metering Pump
The FLEXFLO® A5 Peristaltic Metering Pump delivers high-volume precision fluid metering, with energy efficiency and reduced maintenance needs. It minimizes pulsation by up to 80% thanks to its exclusive offset roller design and dual-channel tube assembly. The M5 is fully enclosed, easily configurable, and offers intuitive touchscreen controls, remote control signal options, and a large 5″ display for enhanced metering and transfer applications.
Technical Overview:
GPH
.0302 - 534
LPH
.1144 - 2021
mL/min
1.9067 - 33683
Pressure
65 PSI (4.4 Bar)
Enclosure Rating
NEMA 4X, Kydex
Standards
CE, cETLus
Control Methods
Manual, Remote Analog/Digital, EtherNet/IP, Modbus TCP/IP, PROFIBUS
Power Supply
115 to 240VAC-50/60Hz
Literature
A5 Literature
Instruction Manuals
A5 Instruction Manual - 80000-705Technical Data Sheets
A5 Technical Data Sheet – 85000-189Catalog
Industrial CatalogOverview
Key Features
Benefits
- Self-priming – even against maximum line pressure. By-pass valves are not required. Cannot vapor lock or lose prime. 30ft of suction lift. Gentle low shear pumping action.
- Tube Failure Detection (TFD) senses tube rupture by detecting chemical in the pump head. No false triggering – Patented
- Dual channel tube design for optimum performance and pressure capability
- Exclusive offset-roller design reduces pulsation by up to 80%
Communication and Interface
- 5” touchscreen color LCD display
- User-friendly configurations
- Control Methods:
- Manual Control
- 4-20mA Input
- Remote Start/Stop
- Pulse Input
- Frequency Input
- EtherNet/IP
- Modbus TCP/IP
- PROFIBUS
- Alarm Outputs
- FVS
- Relay Ouput
Superior Design
- 2 Year Warranty
- 2,500:1 turndown ratio
- NEMA 4X wash-down, chemically resistant enclosure
- Heavy duty rotor means no flexing and increased accuracy with no metal springs or hinges to corrode.
Safety Features
- Tube Failure Detection (TFD) senses tube rupture preventing hazardous chemical spills
- Security programmable 6-digit password to prevent tampering
Performance Data
Output Table
| Tube Material / Size | Feed Rate | MaxSpeed | MaxPressure | MaxTemperature | Required Roller Assembly | ||
|---|---|---|---|---|---|---|---|
| GPH | LPH | ML/Min | RPM | PSI (bar) | °F (°C) | Code | |
| Flex-A-Prene® | |||||||
| NPP | .2136 – 534 | .8084 – 2021 | 13.476 – 33690 | 75 | 30 (2.1) | 185 (85) | A5-MNPP-R |
| NLL | .1072 – 286 | .4332 – 1083 | 7.222 – 18056 | 75 | 50 (3.4) | 185 (85) | A5-MNLL-R |
| NHHL | .0302 – 75.6 | .1144 – 286 | 1.907 – 4769 | 75 | 65 (4.5) | 185 (85) | A5-MNHHL-R |
| Flex-A-Thane® | |||||||
| GKK | .0617 – 154.2 | .2334 – 583.6 | 3.891 – 9728 | 75 | 50 (3.4) | 130 (54) | A5-MGKK-R |
Technical
Specifications
Maximum Working Pressure (excluding pump tubes)
- 65 psig (4.4 bar)
- NOTE: See individual pump tube assembly maximum pressure ratings.
Maximum Fluid Temperature (excluding pump tubes)
- 185 °F (85 °C)
- NOTE: See individual pump tube assembly max. temperature ratings.
Maximum Viscosity
12,000 Centipoise
Maximum Suction Lift
30 ft. Water, 0 psig
9.14 m, 0 bar
Ambient Operating Temperature
14 °F to 115 °F
-10 °C to 46 °C
Ambient Storage Temperature
-40 °F to 158 °F
-40 °C to 70 °C
Operating Voltage
- 115VAC/60Hz, 1ph
- 230VAC/60Hz, 1ph
- 220VAC/50Hz, 1ph
- 240VAC/50Hz, 1ph
- 230VAC/50Hz, 1ph
Power Cord Options
- 115V60Hz = NEMA 5/15 (USA)
- 230V60Hz = NEMA 6/15 (USA)
- 220V50Hz = CEE 7/VII (EU)
- 240V50Hz = AS 3112 (Australia/New Zealand)
- 230V50Hz = BS 1363/A (UK)
Motor
Brushless DC, 1 hp
Motor Speed Adjustment Range
2,500:1 (0.01% – 100% motor speed) Max RPM = 75
Motor Speed Adjustment Resolution
- 0.1% increments > 1% motor speed and < 100%
- 0.01% increments < 1% motor speed
Display
5” touchscreen color LCD, UV resistant.
Display Languages
English, Spanish, French, German, and Portuguese selectable
Maximum Overall Dimensions
25.7”W x 30.1”H x 32.8”D
65.2W x 76.4H x 83.3D cm
Product Weight
178 lb.
80.7 Kg
Security
Programmable 6-digit password
Approximate Shipping Weight
180 lb.
81.65 Kg
Enclosure
NEMA 4X, Kydex
RoHS Compliant
Yes
Standards
cETLus, CE
Order Information
Configure Pump
Watch
Product Videos
FLEXFLO® A5 Peristaltic Metering Pump
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TESTIMONIAL – FLEXFLO® Peristaltic Metering Pumps
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How to perform a firmware update using Blue-Central®
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In the Field
Related Case Studies
Purchase
Replacement Parts
| Image | Catalog Number | Description | Price | Buy |
|---|
Documentation
Downloads
| Title | Type | Size | Updated | Download |
|---|---|---|---|---|
| Instruction Manual 1 file | ||||
| A5 Instruction Manual – 80000-705 | 11.72 MB | May 29, 2026 | Download | |
| Technical Data Sheet 1 file | ||||
| A5 Technical Data Sheet – 85000-189 | 789.89 KB | May 26, 2026 | Download | |
| Guides 1 file | ||||
| Industrial Tubing Selection Guide – 85000-120 | 0.98 MB | Aug 12, 2025 | Download | |
| Brochure 3 files | ||||
| Industrial Products Brochure | 3.09 MB | Mar 13, 2026 | Download | |
| FLEXFLO® Industrial Comparison Chart | 3.31 MB | Mar 13, 2026 | Download | |
| Tube Failure Detection (TFD) Brochure – 80000-724 | 2.31 MB | Aug 22, 2025 | Download | |
| Catalog 1 file | ||||
| Industrial Catalog 2026 – 80000-707 | 17.00 MB | Jul 2, 2026 | Download | |
| Engineering Specifications 1 file | ||||
| A5 Engineering Specifications | DOC | 1.72 MB | Jan 21, 2025 | Download |
| Firmware Update 2 files | ||||
| FLEXFLO Pump EDS File | ZIP | 11 KB | Feb 21, 2024 | Download |
| FLEXFLO Pump GDS File | ZIP | 2 KB | Feb 21, 2024 | Download |
| Replacement Parts List 1 file | ||||
| A5 Replacement Parts List | 1.46 MB | May 8, 2026 | Download | |
| Sales Brochure 1 file | ||||
| Industrial Products Brochure | 3.09 MB | Mar 13, 2026 | Download | |
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