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PW-200SMA 압력스위치 ON 0.7kgf/㎠ OFF 1.3kgf/㎠
PW-350SMA 압력스위치 ON 1.6kgf/㎠ OFF 2.4kgf/㎠
PW-600SMA 압력스위치 ON 1.8kgf/㎠ OFF 2.8kgf/㎠