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Product Specifications:
| Item | Temperature & Pressure Relief Valve |
| Auto Re-seating | Yes |
| Body Height | 11.562" |
| Body Width | 2 1/2" |
| Color | Bronze |
| Connection Type | FNPT |
| D1 | 1.9 |
| D2 | 1.9 |
| Factory Set Pressure | 150 psi |
| Finish | None |
| H1 | 4.3 |
| Length Of Connection 1 | 1.66" |
| Length Of Connection 2 | 2.47" |
| Material | Bronze |
| Max. Operating Pressure | 150 psi |
| Max. Temp. | 210°F |
| Outside Pipe Dia. Connection 1 | 1.9" |
| Outside Pipe Dia. Connection 2 | 1.9" |
| Product Datasheet | apollo-valves-18c5424150.pdf |
| Series | 18C Series Safety Relief Valves |
| Shank Length | Standard |
| Shape | Perpendicular |
| Size | 1 1/2" |
| Spring Material | Stainless Steel |
| Suitable For Cooling | No |
| Suitable For Heating | Yes |
| Suitable For Hot Tap Water | No |
| Suitable For Solar Heating | No |
| Surface Protection | None |
| Thermostat Length | 4" |
| V | 1.5 |
| Working Length Connection 2 | 2.1" |
| Z2 | 2.1 |
Shipping Info:
| Ship weight (kg) | 3.69 |
| Ship height (cm) | 40.64 |
| Ship length (cm) | 14.22 |
| Ship width (cm) | 11.18 |
| HS code | 8481400000 |
| Country of Origin | US |
Product Details:
- Auto Re-Seating (Yes)
Documentation:
Product Variants
| Product | Model | Size | Working Length Connection 2 | Length Of Connection 1 | Length Of Connection 2 | Outside Pipe Dia. Connection 2 | Outside Pipe Dia. Connection 1 | V | D1 | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
18C5513125 | 2" x 1 1/2" | 2" | 2.53" | 2.45" | 1.9" | 2.38" | 1.5 | 2.38 | €693.88 | |
![]() |
18C5513150 | 2" x 1 1/2" | 2" | 2.53" | 2.45" | 1.9" | 2.38" | 1.5 | 2.38 | €840.39 | |
![]() |
18C5115125 | 3/4" | 1.1" | 2.42" | 1.5" | 1.05" | 1.05" | 1.2 | 1.05 | €167.41 | |
![]() |
18C5125125 | 3/4" | 1.1" | 2.25" | 1.5" | 1.05" | 1.05" | 1.2 | 1.05 | €141.41 | |
![]() |
18C5213125 | 1" | 1.16" | 2.1" | 1.56" | 1.32" | 1.32" | 1.2 | 1.32 | €244.04 | |
![]() |
18C5314125 | 1 1/4" x 1" | 1.3" | 1.97" | 1.75" | 1.32" | 1.66" | 1.3 | 1.66 | €381.59 | |
![]() |
18C5314150 | 1 1/4" x 1" | 1.3" | 1.97" | 1.75" | 1.32" | 1.66" | 1.3 | 1.66 | €309.54 |
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APOLLO VALVES 18C5424150 Bronze Relief Valve with 4 Inch Element, 150 Psig, 1-1/2 Inch Size, 2 x FNPT
€662.83 /unit



