![McDonnell & Miller 551-S Makeup Feeder, 25 PSI — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-551s-card.png?v=1794028410&width=1946)
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McDonnell & Miller 551-S Makeup Feeder, 25 PSI
McDonnell & Miller 551-S Makeup Feeder, 25 PSI
Regular price
$3,099.12 USD
Regular price
Sale price
$3,099.12 USD
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Low stock: 4 left
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SKU:551-S
View full details![McDonnell & Miller 551-S Makeup Feeder, 25 PSI — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-551s-card.png?v=1794028410&width=1445)
![McDonnell & Miller 551-S Makeup Feeder, 25 PSI specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-551s-specs.png?v=1794028411&width=1445)
The McDonnell & Miller 551-S is a makeup feeder rated to 25 PSI, used to automatically add water to a boiler or hydronic system to maintain proper operating pressure and level.
Confirm this part number against your equipment's parts list before ordering.
Specifications
| Part Number | 551-S |
|---|---|
| Brand | McDonnell & Miller |
| Type | Makeup Feeder |
| Max Pressure | 25 PSI |