--- product_id: 26363856 title: "Manual Train Horn Metering Valve by Graham White" brand: "graham-white" price: "B/.1704" currency: PAB in_stock: true reviews_count: 1 category: "Graham White" url: https://www.desertcart.com.pa/products/26363856-manual-train-horn-metering-valve-by-graham-white store_origin: PA region: Panama --- # High-flow 1/2" FNPT ports Precise metered flow control Heavy-duty, dust & water resistant Manual Train Horn Metering Valve by Graham White **Brand:** graham-white **Price:** B/.1704 **Availability:** ✅ In Stock ## Summary > 🚂 Command your sound with precision and power! ## Quick Answers - **What is this?** Manual Train Horn Metering Valve by Graham White by graham-white - **How much does it cost?** B/.1704 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/26363856-manual-train-horn-metering-valve-by-graham-white) ## Best For - graham-white enthusiasts ## Why This Product - Trusted graham-white brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Installation:** Threaded 1/2" FNPT ports make setup quick and secure—get sounding fast. - • **Unmatched Airflow Power:** Superior high-flow design supports demanding horns with 12, 24, or 30 SCFM metering options. - • **Take the Conductor’s Seat:** Full manual control lets you fine-tune your horn’s roar, not just on/off. - • **Built to Outlast the Journey:** Rugged stainless steel construction resists dust and water for dependable performance. - • **Authenticity Meets Innovation:** Trusted by locomotive pros worldwide, this valve delivers genuine train horn control. ## Overview The Graham White 353 Series Manual Train Horn Metering Valve offers professional-grade, precise airflow control for authentic train horns. Featuring durable stainless steel construction and high-flow 1/2" FNPT ports, it supports multiple metering options (12, 24, 30 SCFM) for customizable sound intensity. Designed for easy installation and trusted by locomotive operators globally, this valve elevates your horn experience beyond simple on/off control. ## Description Have an authentic train horn? How about an authentic train horn valve to control it? With the Graham White 353 Series Manual Train Horn Valve, you are in the conductor's chair! While electric valves can only alternate between being fully shut or fully open, the Graham White 353 Series Manual Train Horn Valve gives you precise control over your sound. This premium train horn valve also allows you to adjust between several different metering options, such as 12 Standard Cubic Feet per Minute (SCFM), 24 SCFM, and 30 SCFM. Trusted by locomotive operators all over the world, the Graham White 353 Series Manual Train Horn Valve delivers unparalleled performance and dependability. Review: Five Stars - Works great with custom mount for my truck. ## Features - Full Control - Graham Whites' Manual Valve offers full metered flow control to your horns! - Heavy Duty Construction - These valves are built to last. This valve will endure water and dust without a problem. - High-Flow Valve - This manual valve offers superior flow over other manual valves on the market. This valve features 1/2" FNPT Ports for the most demanding horns. - Easy to install - Authentic Locomotive Manual Train Horn Valve ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00B9J4GKQ | | Best Sellers Rank | #1,504,439 in Automotive ( See Top 100 in Automotive ) #622 in Accessories & Compressors | | Brand | GRAHAM-WHITE | | Brand Name | GRAHAM-WHITE | | Connector Type | Threaded | | Customer Reviews | 5.0 out of 5 stars 3 Reviews | | Exterior Finish | Stainless Steel | | Inlet Connection Size | 0.5 inches | | Inlet Connection Type | National Pipe Tapered | | Manufacturer | Graham White | | Manufacturer Part Number | VA-M8W | | Model Number | VA-M8W | | Number of Items | 1 | | Number of Packs | 1 | | Number of Ports | 2 | | Outlet Connection Size | 0.5 inches | | Outlet Connection Type | FNPT | | Size | 0.5 inches | | Specification Met | ASTM, ANSI | | Thread Size | 1/2 inch | | Thread Type | FNPT | | Unit Count | 1 Count | | Valve Type | Manual Train Horn Valve | ## Product Details - **Material:** Brass - **Brand:** Graham White - **Exterior Finish:** Stainless Steel - **Outlet Connection Type:** FNPT - **Number of Ports:** 2 - **Outlet Connection Size:** 0.5 Inches - **Specification Met:** ASTM, ANSI - **Valve Type:** Manual Train Horn Valve - **Manufacturer:** Graham White ## Images ![Manual Train Horn Metering Valve by Graham White - Image 1](https://m.media-amazon.com/images/I/61Vge9LhgBL.jpg) ![Manual Train Horn Metering Valve by Graham White - Image 2](https://m.media-amazon.com/images/I/61YZbPCFudL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Five Stars *by G***R on March 22, 2017* Works great with custom mount for my truck. ## Frequently Bought Together - Graham White 353 Series Manual Train Horn Valve - TICONN 200 Pcs Nylon Spade Quick Disconnect Connectors Kit, Electrical Insulated Terminals, Male and Female Spade Wire Crimp Terminal Assortment Kit - MIFMIA 9007 LED Bulbs, 25000LM 700% Brighter 6500K Cool White Backup LED Exterior Fog Lights, 9007 HB5 Bulbs Plug-N-Play IP68 Waterproof, Pack of 2 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.pa/products/26363856-manual-train-horn-metering-valve-by-graham-white](https://www.desertcart.com.pa/products/26363856-manual-train-horn-metering-valve-by-graham-white) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-09-02*