Electrodes

Full Range of Reliable, Precision Research-Grade Electrodes & Accessories
For acquiring accurate physiological signals that help ensure publishable data, BIOPAC offers a range of electrodes, electrode leads, and accessories for a wide variety of research applications. BIOPAC electrodes and accessories are suitable for use in human or animal, (see specifications for use and warnings), and for a range of in-lab or out-of-lab applications. Specialized electrodes and accessories for use in MRI applications are available.
- Use radio translucent (RT) electrodes for MRI applications; see BIOPAC MRI Guidelines.
- Use hole (H) electrodes to syringe electrode gel into the electrode cavity after placement.
- Use MEC Extension Cable series to extend electrode leads by 3 meters.
Abrasive Pads 10/pk
Part #: ELPAD
To remove non-conductive skin cells and sensitize skin for optimal contact during recording, this 2.5 cm x 5 cm abrasive…
Active Electrodes
Part #: TSD150A, TSD150B
TSD150 Series active electrodes are designed for multiple-channel surface EMG (sEMG) measurements. The units incorporate a built-in high-gain amplifier with…
Adhesive Disks
Part #: ADD204, ADD208
ADD200 series double-sided adhesive collars are used to hold reusable electrodes firmly on the skin surface. Each package contains 100 adhesive…
Adhesive Tapes
Part #: TAPE1, TAPE2
Adhesive for securing active electrodes, tubing, transducers, goniometers, or other devices to the skin surface. Single-sided tape, 2.0 cm x…
Ag-AgCl Electrodes
Part #: EL254, EL254RT, EL254S, EL258, EL258H, EL258RT, EL258S
Silver-silver chloride (Ag-AgCl) electrodes provide accurate and clear transmission of surface biopotentials. EL250 Series reusable lead electrodes are suitable for…
Ag-AgCl post electrode, reuse
Part #: EL120
The EL120 electrode has contact posts designed to improve contact through fur or hair. The 12 posts create a 10…
Ag-AgCl Reusable Snap Electrodes
Part #: EL654, EL658
Reusable Ag-AgCl snap electrodes with 4 or 8 mm diameter and 2 mm deep gel cavity. Features for improved biopotential…
Alcohol Prep Pad Wipes
Part #: ALCPAD, ALCPAD-10
These Disposable Wipe Prep Pads are sterile, 2-ply non-woven sponge pads saturated with Isopropyl Alcohol and sealed in individual airtight…
Bar Electrodes
Part #: EL350, EL350S, EL351
Bar electrodes are recommended for use when applying a stimulus, or recording a signal, during nerve conduction, somatosensory or muscle…
Bioimpedance Strip Electrode with Leads
Part #: EL526
Pack of four strip electrodes with TP leads attached, intended for bioimpedance applications. Each electrode is 16.5 cm x 1.3…
Clip Leads for EL120
Part #: LEAD120-R, LEAD120-W
These 1-meter red or white leads with Touchproof connector works with the reusable EL120 electrode. Snap the electrode into place…
Cloth Base Electrodes
Part #: EL504, EL504-10
These disposable cloth base electrodes adhere well and are particularly useful for applications on non-conforming surfaces, such as facial EMG…
Coban Wrap (75 mm x 4.5 m)
Part #: WRAP1
Self-adhesive Coban™ wrap can be used to hold electrodes, VMG transducers, and fNIR sensors on a subject.
DC Offset for Microelectrode Amplifier
Part #: SS72L-OFFSET
This accessory for the SS72L Microelectrode Amplifier adds manual DC offset control via an external control box. The control box…
Disp. Radiotranslucent Electrode, 100/pk
Part #: EL508
These disposable, radiotranslucent, pre-gelled electrodes have a circular contact on latex-free, vinyl tape backing. Use with LEAD108B or LEAD108C RT leads.…
Disposable Cloth Facial Electrodes
Part #: EL513, EL513-10
Disposable cloth electrodes designed for recording EMG or ECG for sleep and facial applications. 10 mm contact area on 2 cm x…
Disposable Dry Electrode for Infants
Part #: EL512, EL512-10
Small round dry electrode (2.54 cm; 1″) that is easy on the skin for infant applications. Peel-and-stick with medium adhesive. Add gel before…
Disposable Long-term Electrodes
Part #: EL502, EL502-10
Small, pre-gelled, electrodes. Most appropriate for long-term ( > 2 hours ) biopotential measurements. The hydrogel base also lends these…
Disposable RT Dry Electrodes
Part #: EL509
These disposable dry electrodes have a very long shelf-life and are ideal for EDA/GSR applications. EL509 electrodes are radiotranslucent and have circular…
Disposable RT Electrodes – 3/set (pk of 20 sets)
Part #: EL510
EL510 is a disposable, Ag-AgCl , radio-translucent set of three pre-wired electrodes with hydrogel centers and hydrocolloid ends. Contact area:…
EDA Electrodes
Part #: EL507A, EL507A-10
These dry disposable snap electrodes are designed for electrodermal activity studies and are ungelled. The latex-free electrodes conform and adhere…
EEG Caps for CAP100C
Part #: CAP-SMALL, CAP-INFANT, CAP-LARGE, CAP-MEDIUM
The Lycra stretch cap holds nineteen imbedded tin electrodes closely to the subject’s head. Electrodes are pre-positioned in the international…
EEG/ECG/EMG/EOG Prep Gel 114 g
Part #: ELPREP
Use ELPREP skin preparation gel for EEG, ECG, EMG, EOG, Cardiac Output, and Bioimpedance measurements. Topical use only. Prepare skin…
Electrode Cap Sys., TouchProof
Part #: CAP100C
Use the CAP100C to record multiple EEG channels with reduced application time and increased subject comfort. The Lycra stretch cap…
Electrode Gel – salt free – 250 g
Part #: GEL104
SPECTRA 360® electrode gel for long-term biopotential recording or electrical stimulus requirements. This salt-free and chloride-free electrically conductive gel is recommended…
Electrode Gel, Isotonic, 114 g
Part #: GEL101A
GEL101A electrode paste is specially formulated with 0.5% saline added to a neutral base to create an isotonic, 0.05 molar…
Electrode Gels
Part #: GEL1, GEL100
Use this non-irritating, hypo-allergenic gel as conductant with electrodes. Click to review MSDS. MRI Use: Conditional Condition: Max MR field…
Electrode Impedance Checker
Part #: EL-CHECK
Use EL-CHECK to measure the impedance between surface electrodes attached to a subject—works on all signal types! EL-CHECK is suitable for…
General-purpose Electrodes
Part #: EL503, EL503-10
These pre-gelled disposable electrodes have a circular contact and are most suitable for short-term recordings, including surface EMG, ECG, EOG,…
Glass Microelectrode Amplifier
Part #: SS72L
This Microelectrode Amplifier is a very high impedance, single-ended input amplifier that accepts glass or wire electrodes for intracellular or…
Gold-plated Cup Electrodes
Part #: EL160, EL160-EAR, EL160-R, EL160-W
Reusable gold-plated cup electrode (10 mm diameter ) with hole and 1.2 m green, white or red cable. One electrode…
H2O Caps for Mobita Wireless EEG
Part #: H2O-CAP-SMALL, H2O-CAP-MEDIUM, H2O-CAP-LARGE
These Headcaps with 32 grommets for Mobita Water Based Electrodes can be used with the MB-32EEG-CAP-A assembly for the Mobita wearable…
Lead set, shielded, BSL
Part #: SS2LB
This fully-shielded cable assembly permits high resolution recording of biopotentials using our EL500 series disposable electrodes. The 2 meter adapter…
Lead Wires with Clip
Part #: LEAD110, LEAD110A, LEAD110S-R, LEAD110S-W
These electrode leads are used with the EL500 series disposable snap electrodes. The LEAD110 series electrode leads have no ferrous…
LEAD115 Lighter Lead Series
Part #: LEAD115, LEAD115-R, LEAD115-W
New series of unshielded 1 m electrode leads with thin cable; suitable for facial EMG and other areas where lighter,…
Leads – RT for MRI
Part #: LEAD108B, LEAD108C
Use LEAD108 Series leads in MRI/fMRI environments with radiotranslucent snap electrodes, such as disposable pre-gelled EL508 or disposable dry EL509.…
Leads for D-Series EBI/NICO
Part #: LEAD131, LEAD132
Use these electrode lead sets with D-series Smart Amplifiers EBI100D and NICO100D for impedance measurements. LEAD131 has four (4) 50 cm…
Micromanipulators
Part #: MANIPULATOR-L, MANIPULATOR-R
This manual micromanipulator is a reliable, durable, and economical solution for high-precision experiments. Vernier scales allow readings to 0.1 mm…
Needle Electrodes – Animal/Tissue
Part #: EL450, EL451, EL452
Unipolar and Concentric Bipolar Needle Electrodes Use these stainless steel needle electrodes for stimulation or recording in animal subjects and…
Nerve Conduction Chambers
Part #: NERVE1, NERVE2
This acrylic, desktop Nerve Conduction Chamber has 15 stainless steel pins for recording and stimulating a variety of different nerve…