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Carbon Brushes

GE 2437670 carbon brush

Part No. 2437670

GE 2437670 graphite carbon brush (cross ref REP1633A, Morgan Grade H), single wafer OEM replacement brush for GE heavy-duty DC motors and slip ring equipment. Reliable commutation, low sparking, stable patina and minimal commutator wear under continuous heavy industrial loads. Precision machined to GE OEM dimensions, bulk stock available for global industrial maintenance.

Material	Graphite / Morgan Grade H (Single wafer)
Dimensions	Imperial: 1.250" (T) × 0.750" (W) × 2.250" (L), Copper shunt lead:5-1/2" Metric:31.75mm × 19.05mm ×
Application	OEM replacement carbon brush for General Electric heavy-duty DC motors and slip ring assemblies. Cross reference Repco REP1633A, Helwig H702. Widely used in steel rolling mill drives, mining equipment, industrial generators and continuous-duty rotating ma
Voltage	DC up to 750V
Current Density	3 – 9 A/cm²
Speed	Max peripheral speed up to 32 m/s
Hardness	Shore 40 – 50
Grade	Morgan Grade H Graphite Grade
Connection	Shunt wire bonded connection
Lead Type	Flexible stranded copper shunt lead
Spring	External separate spring assembly (no built-in spring)

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Technical Specifications

Product Model	GE 2437670
Cross Reference Part	REP1633A, Helwig H702, Morgan Grade H
Material	Graphite, Morgan Grade H, single wafer
Imperial Dimensions	1.250" × 0.750" × 2.250", Copper Shunt Lead:5-1/2"
Metric Dimensions	31.75mm × 19.05mm × 57.15mm, Shunt Lead:139.7mm
Application	GE heavy-duty DC motors, slip ring assemblies, steel mills, mining & industrial generators
Working Voltage	DC up to 750V
Current Density	3 – 9 A/cm²
Max Peripheral Speed	32 m/s
Hardness	Shore 40 – 50
Brush Grade	Morgan Grade H Graphite Grade
Connection Type	Shunt wire bonded connection
Lead Type	Flexible stranded copper shunt lead
Spring	External separate spring assembly, no integrated spring
Key Features	Single wafer design, stable commutation, low sparking, heavy load resistant, long service life
Quality Standard	Matches GE OEM specification

Description

The GE 2437670 Carbon Brush is a heavy-duty graphite carbon brush, OEM spare part for General Electric DC motors and slip ring assemblies, cross-referenced as Repco REP1633A and Helwig H702. It adopts Morgan Grade H graphite material with single wafer construction, engineered for continuous heavy-cycle industrial operation. Made of premium graphite compound, it maintains stable sliding contact and consistent current transfer under variable heavy loads. It forms a uniform protective patina on commutator and slip ring surfaces, reducing sparking, friction and surface abrasion. The bonded flexible stranded copper shunt provides strong mechanical bonding and reliable high-current conduction. Commonly applied in steel rolling mill drives, mining machinery and large industrial generator systems. Precision machined to original GE OEM specifications for direct drop-in replacement. Each batch undergoes strict quality inspection for resistivity, hardness and wear performance. Bulk supply and worldwide shipping available for industrial maintenance contractors and heavy industry operators.