Unbranded/Generic

15 HP 3 Phase Magnetic Starter NEMA 1 460-480V 17 - 21 Amp P21A

Low stock: 2 available
SKU: MSP21A-460/480
$109.95
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45+ years expertise Compressor specialists

 Brand new 15 horsepower three-phase 460/480 volt magnetic starter control switch with steel housing. This is a great quality starter with a built-in overload that is adjustable from amps. It also has a manual reset button that can be switched to auto-reset. The steel housing has four 3/4" punch-out holes for incoming and outgoing wires. Also included are four rubber surround grommets for the 3/4" holes to protect the wires if needed. This starter does come with basic wiring instructions.

PROFESSIONAL INSTALLATION IS REQUIRED

Specifications:

Dimensions: 9" Tall, 5 1/2"  Wide, 51/2" Deep
Starter Rating: 15 HP, 460/480 Volt, 3 Phase
Amp Rating:  17-21 Amps / Adjustable

If you are using this starter on an air compressor, you will also need a pressure switch to control the starter. In this application, the pressure switch controls the On and Off of the starter according to the pressure setting of the pressure switch.

Due to this being an electrical item that can be installed incorrectly there is no warranty on this item after installation.

Overview

Brand Shihlin Electric
Horsepower Maximum motor horsepower this starter is rated to control at the listed voltage and phase. 15.0 HP
Phase Three Phase
Voltage 460-480 V
Frequency 60 Hz
Overload adjustment range The overload relay’s adjustable trip-current band. Set the dial to roughly 115% of the motor’s full-load amps. 17.0–21.0 A
Enclosure NEMA 1 = general-purpose indoor. NEMA 4X = washdown / outdoor, dust- and corrosion-resistant. NEMA 1
Country of origin Where this starter is manufactured, per the manufacturer / supplier documentation. China
Catalog / part number P21A

Overload Protection

Reset mode Manual reset requires pressing the button after a trip; automatic re-closes on cooldown. Manual (switchable to automatic)

Enclosure & Physical

Enclosure material Steel
Dimensions (H × W × D) Approximate enclosure size from the manufacturer catalog. 9.0″ H × 5.5″ W × 5.5″ D

Ratings & Compliance

Application notes For air-compressor use, control the starter with a pressure switch (sold separately).