Jandy LRZM High-Limit Switch Assembly - R0457401 Heat Pump Parts Intermatic Item Code: PX300

Intermatic Item Code: PX300

Special lateral design provides superior flow characteristics and long filter cycles for economical operation

Dissolves Tri-Chlor large or small tablets

Weekly Maintenance Dose: Add 1oz per 400 gallons (one quarter of the large cap) weekly directly to spa water evenly around the edge

Pentair Item Code: 520691

Jandy LRZM High-Limit Switch Assembly - R0457401 Heat Pump Parts Intermatic Item Code: PX300Product Description Jandy High Limit Switch Assembly for LRZ Heaters. Jandy Item Code: R0457401 This part has been discontinued Features Compatible with ALL Jandy LRZM Heaters: LRZM125, LRZM175, LRZM250, LRZM325, and LRZM400. NOTE: All replacement parts are Final Sale.