1420895 Kohler Whirlpool Pump Replacement | 120V 7 Amp Bath Pump
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Modern 120V replacement pump for compatible Kohler® 1420895 whirlpool bath pump installations. Features a 7-amp single-speed motor, bottom suction, center discharge, built-in air-switch relay, and factory-installed power cord.
1420895 Kohler Whirlpool Pump Replacement
Replace a failed or discontinued Kohler 1420895 whirlpool pump without replacing the entire bathtub. This new single-speed bath pump is designed for compatible 120V systems using bottom suction, center discharge, and 1-1/2-inch plumbing connections.
Confirm the original pump number, electrical rating, plumbing orientation, and union dimensions before ordering.
Quick Specifications
| Replacement For | Kohler 1420895 configuration |
| Electrical | 120V, 7.0A |
| Operation | Single speed |
| Suction | Bottom suction, male buttress thread |
| Discharge | Center discharge, male buttress thread |
| Plumbing Size | 1-1/2-inch pipe |
| Connection Diameter | Approximately 2-7/16 inches OD |
| Overall Length | Approximately 13-3/4 inches |
| Air Switch | Built-in pneumatic relay |
| Power Cord | Factory-installed 3-foot cord |
| Condition | New aftermarket replacement |
Common Reasons for Replacement
- Pump hums but does not start
- Loud motor or bearing noise
- Water leaking near the shaft seal
- Weak or inconsistent jet pressure
- Motor overheats or trips the GFCI
- Cracked or damaged pump housing
Compatibility and Installation
Several Kohler whirlpool pumps have a similar appearance but use different amperage ratings, plumbing orientations, controls, and connection dimensions. Matching by appearance alone is not recommended.
Before ordering, verify:
- The original pump label shows part number 1420895
- The electrical supply is 120V
- The original pump is rated at approximately 7 amps
- The pump uses bottom suction and center discharge
- The existing unions match the stated connection dimensions
- The bathtub uses a pneumatic air button and air-switch control
Send Whirly Bros a clear photograph of the original pump label, plumbing connections, and complete pump installation before ordering. We will help confirm whether this replacement matches your system.
What’s Included
- One new 120V single-speed whirlpool bath pump
- Built-in pneumatic air-switch relay
- Factory-installed 3-foot power cord
Existing unions, gaskets, air tubing, and mounting hardware are not included unless specifically shown or stated above.
Need Help Before Ordering?
Call or text (951) 897-1878, or contact Whirly Bros with your original pump information. Confirming compatibility before ordering can help prevent installation delays and unnecessary returns.
Trademark notice: Kohler® is a registered trademark of Kohler Co. Whirly Bros is an independent replacement-parts retailer and is not affiliated with, sponsored by, or endorsed by Kohler Co. Manufacturer names and part numbers are used solely for compatibility identification. This product is an aftermarket replacement unless expressly identified as genuine OEM.
