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ABB 1SAZ721201R1035

Name: TF42-4.2 Thermal Overload Relay
Brand: ABB
SKU: 1SAZ721201R1035

TF42-4.2 Thermal Overload Relay

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Product Description

The TF42-4.2 thermal overload relay is a cost-effective electromechanical protection device designed for the primary circuit. It provides dependable and prompt protection for motors in the event of overload or phase fault. The device boasts a trip class 10, along with temperature compensation, trip contact (NC), signal contact (NO), selectable automatic or manual reset, trip-free mechanism, STOP function, and a trip indication.

The overload relays are directly connected to the block contactors. Single mounting kits are available as an optional accessory.

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Call us at:+48 17 778 34 19

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Offer details

Offer from:: Trusted supplier — Romania, member since 2023, 1–4 employees
Availability:: On requestLead time: 21 days
Warranty:: Not specified
Condition:: New Surplus

New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.

The Seller is responsible for shipping the product and invoicing

Specifications

Brand: ABB
Setting Range: 3.1 ... 4.2 A
Rated Operational Voltage: Auxiliary Circuit 600 V AC/DCMain Circuit 690 V ACMain Circuit 600 V DC
Rated Operational Current (Ie): 4.2 A
Rated Frequency (f): Auxiliary Circuit 50 HzAuxiliary Circuit 60 HzAuxiliary Circuit DCMain Circuit 50 HzMain Circuit 60 Hz
Rated Impulse Withstand Voltage (Uimp): Auxiliary Circuit 6 kVMain Circuit 6 kV
Rated Insulation Voltage (Ui): 690 V

Available Offers

(7)

Condition	Availability	Supplier	Warranty
Condition New Surplus	Availability On requestLead time: 21 days	Supplier RomaniaTrusted supplier — member since 2023, 1–4 employees	Warranty Not specified
Condition New Surplus	Availability 1 pc. In-Stock Updated at: 15-09-2026	Supplier GermanyTrusted supplier — member since 2024	Warranty 24 months
Condition New Factory Sealed	Availability 2 pcs. In-Stock Updated at: 31-10-2025	Supplier United KingdomTrusted supplier — member since 2021	Warranty Not specified
Condition New Factory Sealed	Availability 2 pcs. In-Stock Updated at: 31-10-2025	Supplier United KingdomTrusted supplier — member since 2021	Warranty Not specified
Condition New Factory Sealed	Availability 5 pcs. In-Stock Updated at: 20-09-2026	Supplier PolandTrusted supplier — member since 2023, 50–99 employees	Warranty 24 months
Condition New Surplus	Availability 1 pc. In-Stock Updated at: 20-09-2026	Supplier DenmarkTrusted supplier — member since 2022, 20–49 employees	Warranty 12 months

Offer with manufacturer lead time

Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.

Documents

Data Sheet

Datasheet for ABB 1SAZ721201R1035, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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Product data updated: 22-08-2026

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