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Dayton 30PT61 1/2 hp open drip proof motor with cradle base

Dayton

Dayton 30PT61 1/2hp 3450RPM 48Z Motor

SKU CH-155C-H6GGT

Single-phase capacitor-start motor delivers 1/2 hp at 3450 RPM with a 48Z frame

  • Product weight17.95
  • Product typeClosed Base
  • 1/2 hp motor delivers reliable power for fan applications
  • 3450 RPM nameplate speed ensures strong airflow performance
  • Dual-voltage 115/230V design fits standard residential wiring
  • Open drip-proof enclosure protects windings in damp environments
  • Capacitor-start/run design provides efficient single-phase operation

Dayton 30PT61 1/2 hp Motor

The Dayton 30PT61 is a single-phase general-purpose motor rated at 1/2 hp with a nameplate speed of 3,450 RPM. It operates on 115/230V AC at 60 Hz and draws 5.0/2.5 amps at full load. The 48Z frame uses a cradle base for horizontal mounting and features an open drip-proof enclosure. Continuous duty cycle and Class B insulation suit general industrial or HVAC applications.

Installation and Common Issues

The motor mounts horizontally on a cradle base with a CW/CCW reversible shaft rotation. Wiring must match the dual-voltage nameplate (115V or 230V) to avoid damage. No thermal protection is built in, so external overload protection is required by the installer. The open drip-proof design allows airflow but requires protection from direct liquid ingress and excessive debris.

Suitability and Alternatives

This unit suits buyers needing a 1/2 hp, 48Z frame motor for continuous horizontal duty at 3,450 RPM. It is not for applications requiring inverter-rated operation or built-in thermal overload protection. Builders needing a different frame size, voltage, or enclosure type such as totally enclosed fan-cooled should look at other models.

How it compares

Measured against everything we stock in Fan Motors, Parts & Clip-On Fans, at today’s prices. Recalculated every night.

Price $255.99
Pricier than about 83% of the 473 comparable items (median $38.99).

Specifications

Product
Brand nameDAYTON
Product typeClosed Base

Questions about this item

How do I confirm the motor is running at the rated 3450 RPM after installation?

Measure the shaft speed with a tachometer under full load; it should read 3450 RPM at 60 Hz.

What is included with the 30PT61 motor and what must I supply separately?

The motor ships with the cradle base attached; you must provide wiring, capacitors, mounting hardware and any driven equipment.

Which voltage setting should I select for a 115 V supply?

Wire the motor for the low-voltage connection (115 V) to match your supply; the nameplate lists 5.0 A at 115 V and 2.5 A at 230 V.

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