Sterlco 4100 Series Condensate Unit – 4128-GD (Duplex)

Sterlco 4100 Series Condensate Unit – 4128-GD (Duplex)Part Number: 4128 GD 1ph Sterlco 4100 Series duplex condensate units offer long term durability for high temperature steam return lines. Ideal for continuous duty, these pumps are engineered with cast iron tanks and feature stainless steel shafts, bronze impellers, and a serviceable pump motor design. Voltage: 1 60 115208230 Shipping Weight: 185 lb Discharge Connection: NPT Cast iron tank and pump bracket SterlSeal ceramic seal for 200F operation

Part Number: 4128-GD-1ph

Sterlco 4100 Series duplex condensate units offer long-term durability for high-temperature steam return lines. Ideal for continuous duty, these pumps are engineered with cast iron tanks and feature stainless steel shafts, bronze impellers, and a serviceable pump/motor design.

• Voltage: 1/60/115–208–230
• Shipping Weight: 185 lb
• Discharge Connection: ¾″ NPT
• Cast iron tank and pump bracket
• SterlSeal ceramic seal for 200°F operation

Applications: Steam condensate return systems, commercial HVAC, boiler rooms

Manufacturer Reference | Download Spec Sheet (PDF)

Voltage Selection Guide:

• 1/60/115–208–230 – Single-phase motor for light commercial applications. Compatible with standard building electrical service.
• 3/60/208–230–460 – Three-phase motor for larger systems or industrial settings. Requires three-phase power supply.

Not sure what to choose? Contact our support team for guidance on voltage selection based on your facility.

NOTE: We will contact you during order fulfilment to discuss shipping and handling costs for products weighing more than 100 pounds. These costs will be billed separately.