12830 Beckett Firomatic B200F Inline Fusible Valve – 1/2" FPT x 1/2" FPT
📝 Product Overview
The Beckett 12830 Firomatic B200F Inline Fusible Valve is designed to provide fire safety protection for residential and commercial oil heating systems. This 1/2" FPT x 1/2" FPT brass valve automatically shuts off the flow of oil from the tank when exposed to 165°F ambient temperature, reducing the risk of fire damage.
Built with a high-grade brass body and Viton® equivalent seals, this valve is UL/ULC listed and code-compliant under NFPA 31. It is an ideal choice when a fusible tank valve cannot be installed.
✅ Replacement Reference: This valve replaces Beckett 12130, along with 9120-200-0 / 91202000 / B-200-F / B200F.
✅ Key Features
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✅ 1/2" FPT inlet x 1/2" FPT outlet – standard oil line size
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✅ Automatic shut-off at 165°F for fire protection
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✅ Heavy-duty brass construction for durability
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✅ Double seal washer & o-ring system for reliability
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✅ Viton® equivalent materials – compatible with No. 2 fuel oil, kerosene, and up to 20% biodiesel blends
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✅ UL/ULC listed for safety compliance
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✅ Replaces Beckett 12130, 9120-200-0, 91202000, B-200-F, B200F
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✅ Ideal for use when a fusible tank valve cannot be installed
📊 Specifications
| Feature | Details |
|---|
| Part Number |
12830 |
| Brand |
Beckett |
| Type |
Inline Fusible Safety Valve |
| Inlet/Outlet |
1/2" FPT x 1/2" FPT |
| Material |
Brass |
| Seal Material |
Viton® Equivalent |
| Activation Temp. |
165°F |
| Certification |
UL/ULC listed |
| Replaces |
Beckett 12130, 9120-200-0, 91202000, B-200-F |
| Applications |
Heating oil systems, safety shut-off |
⚙️ Applications
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Residential oil heating tank safety shut-off
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Used in fuel oil, kerosene, and biodiesel blend systems
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Inline installation when tank-mounted fusible valve cannot be used
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Replacement for B200F Firomatic fusible valves
⚠️ Common Symptoms (When Replacement is Needed)
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Fuel not shutting off in high heat conditions
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Oil leakage at valve connections
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Worn seals or damaged o-rings
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Non-compliance with NFPA 31 fire safety codes
❓ Frequently Asked Questions
Q1: What temperature does this valve activate?
➡️ It closes at 165°F, cutting off fuel flow to prevent fire spread.
Q2: Can it handle biodiesel?
➡️ Yes, it is rated for No. 2 fuel oil, kerosene, and up to 20% biodiesel blends.
Q3: Is this required by code?
➡️ Yes, in most jurisdictions following NFPA 31, a fusible safety valve is mandatory for oil heating installations.
🛒 Shopping Tips
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✅ Verify your system requires 1/2" FPT connections before ordering
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✅ Replace old or leaking valves immediately for safety compliance
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✅ Pair with other oil line safety components for a complete fire protection solution
