TC1504E345UI Triplex Pressure Washer Pump – 1.75 GPM @ 2500 PSI, 3400 RPM, 5/8″ Hollow Shaft

Part Number: TC1504E345UI
Category: Pressure Washer Pumps
Type: Direct-Drive Triplex Pump – TC1504E345UI, 1.75 GPM @ 2500 PSI (3400 RPM, 5/8″ Hollow Shaft, Built-In Unloader)

The TC1504E345UI Triplex Pressure Washer Pump is a compact, direct-drive electric pump engineered for reliable performance in light-duty commercial and professional electric pressure washer systems. Delivering 1.75 GPM at up to 2500 PSI and operating at 3400 RPM, this pump provides strong cleaning power in a space-efficient form factor.

Designed as part of General Pump’s TC Series, this model comes flanged for direct coupling to electric motors and features a 5/8″ hollow shaft with a built-in unloader for simplified installation and pressure control. Its compact architecture incorporates long-life high- and low-pressure seals, oversized bearings, and an integrated sight glass, ensuring durability and easy maintenance. The forged brass manifold is backed by a lifetime warranty, making this pump a dependable OEM replacement for electric pressure washer platforms.

Product Specifications

• Pump Model: TC1504E345UI

• Pump Type: Triplex Plunger, Direct Drive (Electric)

• Flow Rate: 1.75 GPM

• Max Pressure: 2500 PSI

• Rated Speed: 3400 RPM

• Shaft Size: 5/8″ Hollow (16 mm)

• Unloader: Built-In

• Max Inlet Pressure: 125 PSI

• Max Fluid Temperature: 165°F

• Inlet Port Thread: 1/2″–14 BSP-F

• Discharge Port Thread: 3/8″–19 BSP-F

• Gauge Port: 1/8″

• Max Inlet Vacuum: 3 ft. water (2.6 in. Hg)

• Crankcase Oil Capacity: 11.8 oz

• Pump Dimensions: 7.8″ x 7.3″ x 5.5″

• Manifold: Forged Brass (Lifetime Warranty)

• Condition: New

Features & Benefits

• Built-in unloader for simplified plumbing and pressure control

• Compact direct-drive design for electric motor coupling

• Commercial-grade triplex plunger construction

• Oversized bearings for extended service life

• Long-life high- and low-pressure seals

• Integrated sight glass for easy oil monitoring

• Forged brass manifold with lifetime warranty

• OEM-style replacement for electric pressure washers

Applications

• Electric pressure washers

• Light commercial and professional cleaning equipment

• OEM replacement for TC-series compatible units

• Equipment repair and refurbishment

Important Notes

• Verify shaft size (5/8″ hollow / 16 mm), RPM (3400), and motor flange compatibility before ordering

• Designed for direct-drive electric motor systems

• Final operating PSI and GPM depend on motor output and overall system configuration