# Thermal Unit, 6.42 to 6.79A

Thermal Unit, Trip Class 20, Overload Protection Type Melting Alloy, Full Load Current 5.63 to 6.39 A, 5.85 to 6.7 A, 5.88 to 6.43 A, 6.23 to 6.89 A, 6.25 to 7.21 A, 6.42 to 6.79 A, 6.57 to 7.18 A, 6.76 to 7 A, 7 to 7.67 A, Frame Size A, S, Compatible with Grainger Part Number 1H385, 1H386, 1H387, 1H388, 1H389, 1H39, 1H392, 1H393, 2BV58, 2BV66, 2BV67, 2BV71, 2BV72, 48P274, 48P276, 48P277

graingerSKU: 5B660, mscSKU: , zoro\_no: G1606281, mongo\_id: 65bbee17526e052139aed81b

## Details

- **Price:** 23.35 USD
- **Vendor:** Square D
- **Type:** Thermal Units
- **Tags:** DESCRIPTION_UPDATE

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 23.35 USD | In stock |

## Images

- Z2zxqzfo5oy.JPG

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> Source: [The Tools Man](https://www.thetoolsman.com/products/square-d-thermal-unit-642-to-679a-a925)
> Updated: 2026-11-14