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Zoeller's Basement Sentry 507 backup sump pump system is ideal for handling clear water as well as being an emergency backup to your primary sump pump during unexpected power outages or primary pump failure. Basement Sentry I provides extra protection when the primary AC pump fails due to power outages in storms, brownouts, wiring or electrical problems or when the primary pump fails due to damage, mechanical malfunction, or obstructions in the pit.  It also offers extra protection when the primary pump fails to keep up with excessive water due to rain or overloading.

Basement Sentry I includes:

• Backup pump
• Control box with charger
• Alarm pack
• Float switch
• Battery case
• Required fittings

Features

• Pump - 12 volt highly efficient with noncorrosive pump construction. Supplied with 6 ft leads
• Control box - All models have battery burn out and overcharge protection. Features a self contained 10 amp battery recharger. All systems are fully solid state automatic controllers with alarms, light indicators, and have warning systems
• Alarm - Continuous steady beep - "low battery''
• Control device - Reliable low voltage float switch
• Battery case - Accommodates maximum battery dimensions of 13" (L) x 7-1/2" (W) x 9-1/2" (H). Fits all group size 27 marine batteries. Made from noncorrosive polyethylene. Contains lock strap
• Fittings - Furnished with ALL required fittings. This model 507 has an internal check valve in thed ischarge. Includes an additional heavy duty check valve adaptable to 1-1/4" or 1-1/2" pipe

You may purchase the DEEP-CYCLE battery and battery box separately. Minimum battery requirements: Deep cycle, Size 27, 175 minute reserve capacity.

Aquanot battery options include:

• 10-0761  Size 31 "Wet" -  200 minute reserve capacity
• 10-1450  Size 27 "AGM"  -  175 Minute reserve capacity

Note: This item has a warranty of 12 months from date of installation or 18 months from date of manufacture. However, the 12 month warranty is extended to 36 months with the purchase of an Aquanot battery by Zoeller.