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BT5057-1A: 50HP@575V Single Speed Soft Start (Discontinued)

Marsoni M251S
Sale price$751.12
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Get it in 3 business days with 1 day shipping. Friday, May 29
BT5057-1A: 50HP@575V Single Speed Soft Start (Discontinued)BT5057 1A: 50HP@575V Single Speed Soft Start This model is a single speed Smooth Move model that is ideal for travel applications such as large trolleys and bridges. This device eliminates belt, drive train, and gear wear and tear. The BT Series by Power Electronics replaces cushion start systems such as timers, inductors and resistor ballasts. Features: Size: 20x 7x 5. 13 Phase loss protection on input Time and torque settings for motor soft ramp
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
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Spark
Birmingham, US
★★★★★ 5
Great phone case!
Size: iPhone 16e/17e, Color: Black
Perfect protective case for my iPhone 17, without it the phone was too small and easily slipped out of my hand this makes it easier to hold but it’s not too big, it even comes with two screen protectors.
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Reviewed in the United States on May 7, 2026
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Abe Clark
Natrona Heights, US
★★★★★ 5
Fit great, seems sturdy
Size: iPhone 16e/17e, Color: Black
I just got it Fit perfect, seems sturdy. The screen cover was easy to install as well.
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Reviewed in the United States on May 3, 2026
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Monica
Lexington, US
★★★★★ 5
Very good product
Model: iPad Mini 6/A17 Pro 7th Gen
Nicely attaches to the iPan. Easy and no bubbles. had one and worked it completely out. Had all the need items for the installations. Screen touch works, cover went on without a hitch.
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Reviewed in the United States on May 25, 2026
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David
Los Angeles, US
★★★★★ 5
iPad mini screen protector, good price range.
Model: iPad Mini 6/A17 Pro 7th Gen
Good coverage, easy to apply. Thorough dust removal. I have paid much higher price at retail. Good quality.
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Reviewed in the United States on May 25, 2026
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Denise ❥
Birmingham, US
★★★★★ 5
Excellent product
Model: iPadAir 8/7/6th/iPadPro 8/7th 2026/25/24, Model: iPadAir 8/7/6th/iPadPro 8/7th 2026/25/24
I was a bit nervous on the sizing when I first ordered it but it fit perfectly!! Good product and super easy to put on! Will be ordering the same one if needed! Definitely TRUE TO SIZE
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Reviewed in the United States on May 8, 2026

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