Franklin Electric D Series Close-Coupled Centrifugal Pump

The Franklin Electric D Series Close-Coupled Centrifugal Pump supports irrigation, water transfer, commercial and industrial systems where the pump must be selected for a specific flow and total dynamic head. Ken’s Distributing supplies complete D Series pumps and helps customers identify compatible impellers, mechanical seals, shaft sleeves and other repair parts. Compare the motor and hydraulic options below, then request pricing for the complete pump or replacement components.

• Complete pump choices: 1/2 to 50 HP in the main manufacturer lineup, plus listed 1/3 HP low-speed configurations; 1800 or 3600 RPM by model.
• Hydraulic families: DA1A, DA1B, DB1, DB1-1/2, DC1-1/2, DB2, DC2 and DC4 with differing connections and impeller materials.
• Motor options: Selected single- and three-phase models, 115/230V, 208-230/460V or 575V configurations, ODP and TEFC enclosures.
• Repair or replace: Identify your hydraulic family, full model, motor frame, impeller trim and item number to request the right repair part or a matching new pump.

Franklin Electric D Series Close-Coupled Centrifugal Pump Specifications

Get a pump quote: Share your required GPM, total dynamic head, power supply and preferred hydraulic configuration. Contact Ken’s Distributing for pump pricing and availability. We provide quotes rather than online checkout.

Compare D Series Hydraulic Families Before Ordering

D Series pumps are built in several distinct hydraulic families. Pipe size, speed, impeller material and motor fit are not interchangeable across the family just because the pumps share the D Series name.

Choosing by horsepower alone is not enough: Match the Franklin Electric performance curve to the required system duty point. Different impeller trims, hydraulic sizes and motor speeds can produce very different flow and head.

D Series Complete Pump Models, Item Numbers and Motor Options

The tables below retain the 207 individual pump item numbers from the supplied listing. Click an underlined item number for its product page. Model designations remain plain text to avoid linking to the same destination more than once. Check the item number and motor details together before ordering.

DA1A 1-1/4″ x 1″ 3600 RPM

DA1A 1-1/4″ x 1″ 1800 RPM

DA1B 1-1/4″ x 1″ 3600 RPM

DA1B 1-1/4 x 1 1800 RPM

DB1 1-1/2 x 1 3600 RPM

DBL1 1-1/2 x 1 1800 RPM

DB1-1/2 2 x 1-1/2 3600 RPM

DBL1-1/2 2 x 1-1/2 1800 RPM

DC1-1/2 2 x 1-1/2 3600 RPM

DCL1-1/2 2 x 1-1/2 1800 RPM

DB2/DC2 3 x 2 3600 RPM

DBL2 3 x 2 1800 RPM

DC4 4 x 4 3600 RPM

Franklin Electric D Series Replacement Parts

If your D Series pump is leaking, losing output or needs a worn component replaced, you may not need a complete new unit. Impellers, seal assemblies, case seals, motor couplings and shaft-sleeve components are identified by hydraulic family and motor construction. The tables below list selected manufacturer catalog part numbers for quote and identification purposes, not an interchangeable universal parts kit.

Stainless Steel Replacement Impellers: DA1A and DA1B

Silicon Brass Replacement Impellers: DB and DC Families

Cast Iron Replacement Impellers: DC4 Family

Mechanical Seals, O-Rings and Service Components

For additional components or older pumps, review the Franklin Electric replacement parts selection and provide the full pump model to confirm fit.

Parts selection tip: The same nominal horsepower can use different motor frames, impeller bores and trim diameters. For repair parts, send your exact pump item number, nameplate model, impeller size if known, and a photo of the component when possible. Confirm older-pump bracket/volute revisions before ordering replacements.

Request a Complete D Series Pump or Replacement Parts Quote

• For complete pumps: Supply the item number or hydraulic family, required GPM and total dynamic head, phase/voltage, motor enclosure, and shipping location.
• For repair and replacement parts: Supply the existing pump model and item number, component name and any manufacturer part number. State if you need an impeller, shaft seal, O-ring, coupling, shaft sleeve, motor or complete pump-end assembly.
• For older installations: Include the approximate manufacturing date or a photo of the existing bracket and volute to help confirm revisions.

Ken’s Distributing provides model-matched pump and repair-parts pricing by quote. We serve customers across the United States and Canada. Contact our team with the details above to confirm fit, pricing and availability.

Applications for D Series Close-Coupled Centrifugal Pumps

• Irrigation and agricultural water transfer: Match water supply, discharge flow and required head to the selected impeller and operating speed.
• Commercial buildings: General water circulation and transfer where the pump curves and installation requirements suit the duty.
• Municipal and light industrial service: Clean-water transfer and general service systems with appropriate pipe, motor and material choices.
• Construction and equipment systems: Fixed pumping installations with defined inlet conditions and suitable liquid compatibility.

Installation, Troubleshooting and Repair vs. Replacement

A D Series is an end-suction centrifugal pump. Do not assume it will self-prime. Check suction conditions, required NPSH, motor wiring and rotation, and the chosen performance curve before commissioning. For reduced flow or leaking seals, identify the hydraulic family and inspect wear components before deciding whether to repair the pump or request a complete replacement.

• Low flow or head: Confirm the correct pump size, speed, impeller trim, rotation and suction conditions before replacing the unit.
• Seal leakage: Match the mechanical seal and sleeve configuration to the actual 56C or JM motor assembly.
• Motor replacement: Confirm shaft, frame, enclosure and phase. A shared horsepower rating does not establish interchangeable motor fit.
• Older pumps: Manufacturer literature notes bracket/volute fit changes for certain units built before August 2008. Provide identifying details when ordering a replacement casing or bracket.

D Series vs. Other Franklin Electric Pump Families

The D Series is an adaptable single-stage centrifugal choice with several impeller-material and motor configurations. Choose a dedicated self-priming pump for applications that need that capability, or compare the Franklin Electric XS close-coupled centrifugal pump for different industrial water-transfer sizing requirements. Ken’s Distributing can also help identify replacement parts for existing D Series installations.

Frequently Asked Questions About D Series Pumps and Parts

What horsepower range is available for the Franklin Electric D Series?

The manufacturer markets the main range from 1/2 to 50 HP. The supplied model lists also include some 1/3 HP, 1800 RPM configurations. Match the exact hydraulic family and item number.

What is the difference between DA1A, DA1B, DB1, DB2, DC2 and DC4?

These designations identify different hydraulic sizes, impeller designs and material combinations. DA1A/DA1B use stainless steel impellers; the listed DB and DC non-DC4 families use silicon brass; DC4 uses cast iron.

Are 1800 RPM and 3600 RPM D Series pumps interchangeable?

Not automatically. Their curves, motor speed and impeller trim differ. Select by required flow, head and electrical service rather than nominal horsepower alone.

Which D Series mechanical shaft seal do I need?

The catalog lists 305463203 for several 56C frame pump arrangements, 305463002 for selected JM-frame pump ends, and 305463204 for larger configurations including DC4. Confirm the hydraulic family and motor frame before ordering.

How do I find the right Franklin Electric D Series impeller?

Match the complete model, family, motor construction, published impeller diameter and trim. Impellers with similar horsepower listings can have different bore and connection details.

Can I replace parts rather than buying a new D Series pump?

Often, seals, O-rings, impellers, wear components and other service parts can be ordered separately. Whether replacement is practical depends on the condition of the casing, motor, shaft and other components.

Are these D Series pumps self-priming?

Do not treat the D Series close-coupled end-suction design as a self-priming pump. Ensure the suction and priming arrangement are appropriate for the installation.

How can I request a D Series pump or repair-parts quote?

Send Ken’s Distributing your pump item number or exact model, the part number when available, quantity and delivery location. For a complete pump, include flow, head and electrical requirements.

Get D Series Pump and Repair Parts Pricing

Whether you need a complete D Series centrifugal pump or one replacement component, Ken’s Distributing can review the model and issue a quote. Share the relevant pump item number, model and service conditions when requesting price and availability. Phone: 303-699-7845.