
Quick overview
- A complete manifold kit The manifold assembly together with the switches, sensor and seals that belong with it.
- Model SR333 The manifold kit listed for the SR333 heater.
- Switches included Water pressure switch, automatic gas shutoff switch and high limit switch all come in the kit.
- Thermistor included The temperature sensing thermistor is supplied as part of the kit.
- Seals included Coil and tubesheet sealing o-ring kit, manifold bypass kit and a connector tube kit with its o-ring.
- Zinc plug included The 428-60 PS zinc plug comes with it.
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Product details
This is the heater manifold assembly kit for the SR333, Sta-Rite part number 77707-0015. It is sold as a kit rather than as a bare manifold, so the parts that come off with it are all in the box.
What is in the box
The kit contains the coil and tubesheet sealing o-ring kit, the manifold bypass kit, a water pressure switch, a connector tube kit made up of one connector tube and one o-ring, a 428-60 PS zinc plug, the automatic gas shutoff switch, the high limit switch and the thermistor. That covers the water side of the heater and the safety devices that mount on it.
Identify the model first
The source describes this part both as a MasterTemp heater manifold assembly and as the Sta-Rite Max-E-Therm SR333 manifold. Rather than choose between those two descriptions, read the model number from your heater plate and confirm it says SR333 before you order.
The zinc plug
The zinc plug included in the kit is a sacrificial anode. It is a consumable that protects the manifold and heat exchanger from corrosion, so fit the new one rather than reusing the old.
| Brand | Sta-Rite |
|---|---|
| Manufacturer part number | 77707-0015 |
| UPC | 022315302822 |
| Type | Heater manifold assembly kit |
| Model | SR333 |
| Listed for | Pentair MasterTemp heaters, also described as Sta-Rite Max-E-Therm |
| Kit contents | Coil and tubesheet sealing o-ring kit, manifold bypass kit, water pressure switch, connector tube kit with 1 connector tube and 1 o-ring, zinc plug 428-60 PS, automatic gas shutoff switch (AGS), high limit switch, thermistor |
| Shipping weight | 8 lb |
| Ships | Parcel |
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