Link to BIOPAC.COM Link to BIOPAC Systems, Inc.


Click to enlargeADD204 Adhesive Collar, 4mm

These double-sided adhesive collars are used to hold the EL250 series reusable electrodes firmly on the skin surface.

ADD204 (19mm OD, 4mm ID) is for use with the EL254, EL254S, and EL254RT 4 mm electrodes. Each package contains 100 adhesive collars.

Use the ADD208 (22mm OD, 8mm ID) with the EL258, EL258H, EL258S, and EL258RT 8 mm electrodes.


ADD204 Adhesive Collar, 4mm ADD204$20.00
For delivery outside the United States, please order from our main site BIOPAC.COM.

Same Day Shipping Orders with UPS Red or Blue shipping will be shipped on the same day (based on available stock) if received by 2 p.m. PT (Monday-Friday)

  • Shipping Notice:

    BIOPAC will be closed Monday, February 20th for the Presidents Day holiday. Orders received after 2:00 p.m. on Friday, February 17th will be processed on Tuesday February 21st, 2012.-->