Armstrong H-54-3 Series Bronze Centrifugal Pump 3/4HP 3 Phase

Description

Move commercial hot water with Armstrong 116456MF-137A H-54-3, a 3/4 HP three-phase All-Bronze pump for large-scale potable-water recirculation. Its 208–230/460 V motor and lead-free bronze body suit commercial open systems where phase verification and material compatibility are both important. The stainless-steel shaft and ceramic/carbon mechanical seal provide defined assembly references. Confirm the system curve before installation.

The pump operates within a Series 1050 three-piece arrangement and is rated for 225°F fluid temperature in the supplied data. Flow, head, amp draw, dimensions, weight, connection size, and bearing design were not provided. Verify the NSF-372 and AB1953 requirements, flange alignment, phase rotation, pipe support, and electrical protection before startup.

Key Features & Benefits

• 3/4 HP Motor: Supports large commercial potable-water and domestic hot-water circulation.
• Three-Phase Power: Accepts 208–230/460 V service for compatible commercial facilities.
• All-Bronze Construction: Provides the specified wetted material for open-loop applications.
• Stainless-Steel Shaft: Provides a defined shaft material for the rotating assembly.
• Ceramic/Carbon Mechanical Seal: Helps contain circulating fluid around the shaft.
• NSF-372 and AB1953: Support the listed low-lead compliance requirements.
• 225°F Maximum Temperature: Establishes the supplied operating limit for compatible systems.
• Series 1050 Design: Provides a defined pump family for commercial water-system replacement.

Why Choose Armstrong 116456MF-137A H-54-3

The H-54-3 combines three-phase electrical flexibility with lead-free bronze construction for larger commercial potable-water and open-system applications.

• Build: All-Bronze body, stainless-steel shaft, ceramic/carbon seal, and three-piece construction define the supplied pump.
• Value: The material and certification references help contractors review potable-water compatibility before purchase.
• Audience: Suited to plumbing contractors, hotel engineers, hospital maintenance teams, and commercial DHW specialists.

Applications & Use Cases

Use Armstrong 116456MF-137A H-54-3 for large potable-water recirculation, commercial open systems, and compatible three-phase hot-water plants. The supplied data does not provide overall dimensions, unit weight, port size, or port reach, so verify flange spacing, lifting access, valve clearance, phase rotation, and service space before installation.

Warranty & Support

• Warranty Terms Require Confirmation: Verify duration, coverage, registration, exclusions, and authorized service requirements with Armstrong or the seller.
• Match SKU 116456MF-137A, H-54-3 model, horsepower, phase, voltage, bronze body, and potable-water certifications before ordering.

Flush the loop, purge air, verify phase rotation, inspect the seal and flange areas, and confirm electrical protection before startup. Monitor flow, temperature, vibration, leakage, and pressure during commissioning. Purchase the Armstrong 116456MF-137A H-54-3 All-Bronze three-phase circulating pump through Mulmotor.com for authentic equipment, applicable warranty support, and pump assistance.