Dolphin Wheel Bearing Adapter

This plastic bearing adaptor sits inside the brush or wheel drive assembly of Maytronics Dolphin robotic cleaners, supporting the axle bearing so it keeps spinning freely as the original wears or cracks.

Compatibility

• Dolphin S200, S300, S300i, S400
• Dolphin M600, M2, M2i
• Dolphin Active 20, 30, 30i, 40, 60
• Dolphin Triton PS, Triton PS Plus, Quantum
• Dolphin Proteus DX4, DX5i, Mercury, Advantage Ultra
• Dolphin Explorer E30, E70, Warrior, Energy Plus, Discovery
• Dolphin T35, T45, T55i
• Pentair Prowler 920, 930

The same part number 9983120 is sold by different retailers as either a "brush" or "wheel" bearing adaptor, with fitment lists that split between the M2/M2i and the larger S/Active/Triton family.