Sigma replacement parts
Aftermarket replacement cartridges, stems and trim parts for Sigma faucets and showers. Know the part number? Order it here. Not sure? Send a photo and a specialist confirms the match before you buy. These are aftermarket parts; CartridgeID is not affiliated with Sigma.
8 products, 8 in stock and ready to ship
Cartridges
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Ceramic Disc Unit for Sigma
401651-CP
In stock
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Ceramic Disc Unit for Sigma 1-004
401651
In stock
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Single Lever Cartridge for Sigma 18.30.219
CC19100
In stock
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Thermostatic Cartridge for Sigma 18.30.082
488280
In stock
Stem Extensions & Adapters
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Extension Kit for Sigma
149020
In stock
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Extension Kit for Sigma 18.30.216
148810
In stock
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Extension Kit for Sigma 18.30.218
148880
In stock
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Stem Extension for Sigma 18.30.085
148600
In stock
Not sure which part you need?
Send a photo from the jobsite and a specialist confirms the exact cartridge before you order. Identification is free; you only pay for the part.