5503-TOICO-J586 Diaphragm Pump

115V AC Series 550 Standard Performance Pump

The 5503-TOICO-J586 is a reliable 115V AC diaphragm pump designed for consistent water delivery in fixed-installation systems. Built on the proven Series 550 platform, this pump provides dependable flow and pressure performance for TOICO applications where AC power is available.

Featuring a 5-chamber diaphragm design, the J586 delivers smooth, steady flow while maintaining the ability to self-prime and run dry without damage. Its fully enclosed motor and integrated thermal protection ensure safe, long-lasting operation with minimal maintenance.

Key Features

• 115V AC Operation – Ideal for stationary or facility-based systems
• Consistent Flow Performance – Up to 3.50 GPM open flow
• Reliable Pressure Output – Up to 70 PSI capability
• Self-Priming Design – Up to 11.5 ft lift
• Dry-Run Capable – Prevents damage during intermittent supply
• Thermally Protected Motor – Enhances safety and longevity
• NSF Certified Materials – Suitable for potable water systems

Performance Specifications

• Model: 5503-TOICO-J586
• Voltage: 115 VAC, 60 Hz
• Open Flow: 2.35 – 3.50 GPM
• Flow @ 50 PSI: 1.01 – 1.90 GPM
• Max Pressure: Up to 70 PSI (configuration dependent)
• Max Liquid Temperature: 140°F (60°C)
• Max Inlet Pressure: 60 PSI

Motor & Electrical

• Motor Type: Permanent magnet, totally enclosed (non-ventilated)
• Leads: 14 AWG, 12" length
• Thermal Protection: Limits motor shell temperature to ~145°F (63°C)
• Duty Cycle: Based on operating load and heat rise characteristics

Pump Design & Materials

Engineered for durability and long-term use:

• Pump Type: 5-Chamber Diaphragm
• Housing: Polypropylene
• Valves: EPDM
• Diaphragm: Santoprene
• Fasteners: Stainless Steel

Priming & Operation

• Self-Priming Capability: Up to 11.5 ft
• Continuous Operation: Supported within rated current range
• Thermal Protection: Automatic shut-off and reset after cooling

Does not include fittings.

OPERATIONAL AND INSTALLATION GUIDELINES