Product Overview
The Pentair 356878Z IntelliFlo Pump Drive is a genuine OEM replacement drive assembly designed for select Pentair IntelliFlo and IntelliPro variable-speed pool pumps. The drive is the electronic control module that manages pump speed, operation, scheduling, and communication with compatible automation systems.
This replacement drive is intended for compatible VS / VST-style pump models and is commonly used when repairing failed displays, drive errors, non-responsive controls, or pump operation issues related to the drive assembly.
Ideal For
Replacing a failed or damaged drive on compatible Pentair IntelliFlo VS, IntelliFlo i1/i2, IntelliFlo 2 VST, IntelliFloXF VS, and select IntelliPro variable-speed pumps.
Key Features
- Genuine Pentair OEM replacement drive
- Designed for select IntelliFlo and IntelliPro variable-speed pumps
- Restores speed control, programming, and pump operation
- Compatible with select VS, i1, i2, 2 VST, and IntelliFloXF VS models
- Almond factory-style finish
- Replacement drive only
- Keypad is not included
- Commonly used for pump repair and diagnostics
- Helps avoid full pump replacement when the motor and wet end are still serviceable
- Professional installation recommended
Benefits
The Pentair 356878Z drive helps restore normal pump performance when the existing drive has failed or become unreliable. A defective drive may cause startup issues, communication errors, display problems, speed control failure, or intermittent pump operation.
Using the correct OEM Pentair drive helps maintain factory fitment, performance, and compatibility with the intended pump model.
Important Compatibility Notes
This drive is commonly listed for select Pentair IntelliFlo and IntelliPro variable-speed pump models, including certain IntelliFlo i1, IntelliFlo i2, IntelliFlo VS, IntelliFlo 2 VST, and IntelliFloXF VS pumps.
This item does not include the keypad. Confirm your existing pump model, serial number, drive part number, and Pentair parts diagram before ordering.
Specifications
| Specification | Details |
|---|---|
| Brand | Pentair |
| Product Type | Variable Speed Pump Drive |
| Manufacturer Part Number | 356878Z |
| SKU | 356878Z |
| Barcode / UPC | 788379876814 |
| Color | Almond |
| Compatible Pump Type | Select Pentair VS / VST variable-speed pumps |
| Common Compatible Series | IntelliFlo, IntelliPro, IntelliFlo i1, IntelliFlo i2, IntelliFlo 2 VST, IntelliFloXF VS |
| Includes Keypad | No |
| Installation Location | Pump motor drive / control assembly |
| Control Function | Pump speed control, programming, motor operation |
| Application | Pool and spa pump repair |
| OEM / Aftermarket | Genuine OEM Pentair |
| Professional Installation | Recommended |
Common Compatible Pump Models
Compatibility may include select versions of:
- IntelliFlo i1
- IntelliFlo i2
- IntelliFlo VS
- IntelliFlo VS-3050
- IntelliFlo 2 VST
- IntelliFloXF VS
- IntelliPro variable-speed models using the matching drive
Always confirm by pump model number and parts diagram before ordering.
Customer-Facing Q&A
Q: What is Pentair part 356878Z used for?
A: It is used to replace the electronic drive assembly on compatible Pentair IntelliFlo and IntelliPro variable-speed pumps.
Q: Does this drive include the keypad?
A: No. This replacement drive does not include the keypad.
Q: Will this fit every IntelliFlo pump?
A: No. IntelliFlo pumps use different drive assemblies depending on the exact model and version. Confirm your pump model, serial number, and existing drive before ordering.
Q: Is this for VS or VSF pumps?
A: This drive is commonly used for select VS / VST-style pumps. Do not assume compatibility with VSF models unless confirmed by the Pentair parts diagram.
Q: What symptoms can a bad drive cause?
A: A failed drive may cause the pump not to start, display errors, keypad issues, speed control problems, communication issues, or intermittent operation.
Q: Is this an OEM Pentair part?
A: Yes. Pentair 356878Z is a genuine OEM replacement drive.