MPN

Advance Tapes AT521 Conductive Metallic Tape, 25 mm x 33 m 155 °C Max

RS Stock No.:: 542-5296
Mfr. Part No.:: AT521
Brand:: Advance Tapes

Advance Tapes AT521 Conductive Metallic Tape, 25 mm x 33 m 155 °C Max

Bulk discount available

Subtotal (1 reel of 33 metres)*

£39.237

(exc. VAT)

£47.091

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

Plus 462 unit(s) shipping from 16 March 2026
Plus 561 unit(s) shipping from 16 March 2026
Plus 990 unit(s) shipping from 28 April 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Reel*
33 - 165	£1.189	£39.24
198 - 462	£1.142	£37.69
495 +	£1.118	£36.89

*price indicative

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RS Stock No.:: 542-5296
Mfr. Part No.:: AT521
Brand:: Advance Tapes

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Advance Tapes
	Backing Material	Aluminium Foil
	Product Type	Metallic Tape
	Width	25 mm
	Thickness	0.07mm
	Length	33m
	Conductivity	Conductive
	Adhesion Strength	4.5N/cm
	Adhesive Material	Acrylic
	Tensile Strength	25N/cm
	Minimum Operating Temperature	-20°C
	Complies with EN Legislation	Yes
	Maximum Operating Temperature	155°C
	Standards/Approvals	No
	Model Number	AT521

	Select all
	Brand Advance Tapes
	Backing Material Aluminium Foil
	Product Type Metallic Tape
	Width 25 mm
	Thickness 0.07mm
	Length 33m
	Conductivity Conductive
	Adhesion Strength 4.5N/cm
	Adhesive Material Acrylic
	Tensile Strength 25N/cm
	Minimum Operating Temperature -20°C
	Complies with EN Legislation Yes
	Maximum Operating Temperature 155°C
	Standards/Approvals No
	Model Number AT521

AT521 40 Micron Aluminium Foil Shielding Tape Data Sheet

Non Compliant

COO (Country of Origin):: GB

AT521 40μ EMI/RFI Conductive Tape

The Advance Tapes AT521 40 μ aluminium foil shielding tape has been designed to provide you with good shielding and conductivity through its removable silicone liner.

The foil tapes are easy to unwind, easy to use and are aesthetically pleasing.

Features and Benefits

Good chemical, heat, acid and alkali resistance

Good resistance to high and low temperatures

The foil construction is tested in-house and conforms to the flame retardant requirement part only of UL510

Tested in accordance with ASTM D-1000 latest issue, BS EN 60454 - Part 2

test methods (Formerly VDE 0340,BS 3924).

Tested and meets military specification MIL – T – 47012

Typical Applications

Use the AT521 tape for your EMI/RFI and static shielding

Note

Always think about the galvanic compatibility before using the AT521 tapes.
Refer to the datasheet for more information on the tapes.