Appaetech Industries | 777071 | Pentair SuperFlo VST Power End Replacement

Premium Appaetech 777071 replacement power end for Pentair SuperFlo VST pump. Delivers robust performance, RS‑485 connectivity for automation, and compatibility with 1.5 HP models. Ideal for reliable drop-in upgrades.

Key Features

• Complete OEM-quality power end assembly compatible with Pentair SuperFlo VST (item #342002) 

• Equipped with Totally Enclosed Fan-Cooled (TEFC) motor for whisper-quiet, durable operation

• Universal 115–230 V, 50/60 Hz compatibility—no rewiring needed 

• Built-in RS‑485 port for seamless integration with pool automation systems

• Designed to match or replace 1.5 HP SuperFlo VST pumps with WEF 7.3 (115 V) / 9.0 (230 V)

• Includes improved mechanical seal for longer service life 

Product Overview
The Appaetech 777071 power end is a direct OEM-grade replacement for the Pentair SuperFlo VST pump power assembly (model #342002). Designed for simplicity and reliability, this motor and drive module delivers drop-in compatibility, eliminating the need for technical rewiring or recalibration. Its TEFC motor ensures whisper-quiet operation, while the mechanical seal upgrade enhances longevity—ideal for high-use residential pools or spas.

With universal 115/230 V, 50/60 Hz adaptability, the unit accommodates varied electrical systems without special wiring. The integrated RS‑485 interface enables smooth connectivity with modern pool automation and IoT platforms, offering flexibility in remote monitoring and control.

Performance-wise, the 777071 power end supports up to 1.5 HP, matching the original SuperFlo VST specs: WEF 7.3 (115 V) and 9.0 (230 V). Users benefit from a programmable digital interface featuring three preset speeds, real-time clock, and override options—optimizing pump operation for energy savings and improved filtration.

Built to TradeGrade standards, this power end ensures dependable performance, peace of mind, and alignment with Pentair’s quality expectations. It’s the ideal solution for pool owners seeking a hassle-free, high-performance replacement for aging or faulty SuperFlo VST pump motors.

This SuperFlo VST Power End includes:

• Pentair 356288S Motor and Drive Assembly
• Motor to Seal Plate Bolts x 4
• Pentair 356071Z Seal Plate
• Pentair 355619Z Seal Plate Gasket
• Pentair 17351-0101S Shaft Seal
• Pentair c105-238PDCA Impeller
• Pentair 355389Z Impeller Screw
• Pentair 355949Z Diffuser
• Pentair 355331Z Diffuser Seal
• Pentair 355334Z Diffuser Screw x 3