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Ignition & Transformers

Browse ignition & transformers for industrial systems — 2,892 products from 12 brands. Source electrodes, relays, and more worldwide at 3G Electric.

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Glass sensor for biochemical oxygen demand (BOD) testing. Measures BOD at ranges of 90, 250, 600, 999, and 4000 ppm; higher values after dilution. Suitable for wastewater and environmental analysis.

VELP SCIENTIFIC

VELP SCIENTIFIC F102B0134 BOD Sensor

BrandVELP SCIENTIFIC

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E7024 carbon steel stick electrodes for high-deposition welding. Suitable for flat and horizontal fillet welds in structural fabrication. As welded, tensile strength 77 to 86 ksi, yield strength 66 to 71 ksi. Supplied in a 50 lb Jetweld 1 package.

LINCOLN ELECTRIC

LINCOLN ELECTRIC E7024 Stick Electrodes, 5/32 in x 14 in, 50 lb, Jetweld 1

BrandLINCOLN ELECTRIC

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Pack of three 1.5% lanthanated tungsten electrodes, model EWLa-1.5. Each electrode measures 0.04 inch diameter by 7 inches length, with a gold color code. Suitable for TIG (GTAW) welding on carbon steel, stainless steel, nickel alloys, and titanium. Rated for AC/DC operation, providing stable arc starting and low erosion.

WESTWARD

WESTWARD 1.5% Lanthanated Tungsten Electrodes

BrandWESTWARD

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This fan-control relay integrates a transformer to power the 24V AC coil, simplifying wiring in HVAC systems. The SPDT contact form provides both normally open and normally closed switching options for controlling fan motors based on temperature or pressure signals.

OEM

OEM APPROVED VENDOR Fan-Control Relay with Transformer, SPDT, 24V AC Coil

BrandOEM

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ORP electrode with a platinum sensor and flat tip shape for oxidation-reduction potential measurement. Features a porous pin junction and ±1200 mV range. Includes 1 m cable. Suitable for surface and low-conductivity samples in water testing applications.

HACH

HACH MTC30101 ORP Electrode, Platinum, Flat Tip, ±1200 mV, Porous Pin Junction

BrandHACH

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2% Lanthanated tungsten electrode, AWS classification EWLa-2, with 0.04 in diameter and 7 in length. Blue color coding indicates composition. Suitable for AC/DC TIG welding on carbon steel, stainless steel, aluminum, and nickel alloys. Pack of 10.

MILLER ELECTRIC

MILLER ELECTRIC 2% Lanthanated Tungsten Electrode

BrandMILLER ELECTRIC

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E308/308H-16 classified stainless steel stick electrodes for shielded metal arc welding. Each electrode measures 5/32 in diameter by 14 in length, supplied in a 10 lb package. As-welded yield strength ranges from 63 to 79 ksi, tensile strength from 86 to 93 ksi. Used for welding stainless steels in fabrication, piping, and maintenance applications.

LINCOLN ELECTRIC

LINCOLN ELECTRIC E308/308H-16 Stick Welding Electrodes, 5/32 in x 14 in, 10 lb

BrandLINCOLN ELECTRIC

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E7018 H4R low-hydrogen stick electrode for carbon steel. Used in structural steel fabrication for welding beams, columns, and heavy plate. As welded, tensile strength is 74 to 88 ksi and yield strength is 62 to 74 ksi. Supplied in a 50 lb package.

LINCOLN ELECTRIC

LINCOLN ELECTRIC E7018 H4R Excalibur 7018 MR Electrode, 1/4 in x 18 in, 50 lb

BrandLINCOLN ELECTRIC

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WHITE-RODGERS

WHITE-RODGERS 789A-751A1 Direct OEM Replacement Hot Surface Igniter

BrandWHITE-RODGERS

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Copper-coated arc gouging electrode with pointed tip for precise metal removal. Rated 250 A, DCEP. Dimensions: 3/16 in diameter, 12 in length. Supplied in a 50-pack. Used for weld preparation, defect removal, and foundry applications.

ARCAIR

ARCAIR Pointed, Copper-Coated Arc Gouging Electrode, 3/16 in x

BrandARCAIR

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Siemens 26T4042559 Ignition Transformer Buyer's Guide: 240 V, 50 Hz, 8.5 kV Secondary for Worldwide Burner & Combustion Systems