--- product_id: 671206576 title: "GK-01 Hydraulic Accumulator Nitrogen Charging System Nitrogen Fill Kit Pressure Test Gauge Kit Gas Charging Tool 3 Gauge 7 Couplings Gas Hose Main Valve CGA580 Adapter 100/250/400Bar 1500/4000/6000PSI" brand: "e-cowlboy" price: "€ 672.42" currency: EUR in_stock: true reviews_count: 5 category: "E Cowlboy" url: https://www.desertcart.be/products/671206576-gk-01-hydraulic-accumulator-nitrogen-charging-system-nitrogen-fill-kit store_origin: BE region: Belgium --- # 3 pressure gauges (100/250/400 BAR) 7 interchangeable accumulator adapters Durable stainless steel & polycarbonate build GK-01 Hydraulic Accumulator Nitrogen Charging System Nitrogen Fill Kit Pressure Test Gauge Kit Gas Charging Tool 3 Gauge 7 Couplings Gas Hose Main Valve CGA580 Adapter 100/250/400Bar 1500/4000/6000PSI **Brand:** e-cowlboy **Price:** € 672.42 **Availability:** ✅ In Stock ## Summary > ⚙️ Charge with confidence — the pro’s choice for flawless hydraulic nitrogen testing! ## Quick Answers - **What is this?** GK-01 Hydraulic Accumulator Nitrogen Charging System Nitrogen Fill Kit Pressure Test Gauge Kit Gas Charging Tool 3 Gauge 7 Couplings Gas Hose Main Valve CGA580 Adapter 100/250/400Bar 1500/4000/6000PSI by e-cowlboy - **How much does it cost?** € 672.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/671206576-gk-01-hydraulic-accumulator-nitrogen-charging-system-nitrogen-fill-kit) ## Best For - e-cowlboy enthusiasts ## Why This Product - Trusted e-cowlboy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust & Reliable:** Stainless steel housing and polycarbonate dial resist corrosion, impact, and glare. - • **Portable & Organized:** Sturdy aluminum case with ergonomic handle and custom slots for all components. - • **User-Friendly Design:** Dual scale gauges with silicone oil damping for vibration resistance and easy reading. - • **Universal Compatibility:** Fits most hydraulic accumulators across industries with 7 versatile adapters. - • **Precision Pressure Control:** Globe valve and bleeder valve ensure safe, accurate nitrogen flow management. ## Overview The GK-01 Hydraulic Accumulator Nitrogen Charging System is a professional-grade kit featuring three high-precision pressure gauges (100, 250, 400 BAR), seven interchangeable adapters for broad compatibility, and a durable stainless steel and polycarbonate construction. Designed for safe, accurate nitrogen charging and pressure testing across multiple industries, it offers vibration-resistant gauges, precise flow control valves, and a rugged aluminum carrying case for ultimate portability and protection. ## Description Great Compatibility — Used for charging accumulators with nitrogen or to check or to adjust the existing pre-charge pressure in most of the hydraulic accumulators available on the market. Widely used in construction, machinery, shipping, chemical industry, mining, petroleum, neumatic tools, air compressed system, agricultural machinery, industrial equipment, medical equipment, gas processing equipment, water treatment equipment, etc. Review: better than the more expensive brand i used to have - been using these for a while now, a bought 3 kits for my technicians and they work fine, just like the more expensive ones i used to work with and it comes with a lot of useful adapters, on one of them i had to tighten a part to stop a leak, it's good to know i think to mount the gauge just slightly hand tight otherwise you will smash the O-ring Review: Fittings do not seal correctly. - Ordered one and the fittings didn't seal correctly and it leaked. Ordered another one and it was the exact same way. ## Features - Great Compatibility — Used for charging accumulators with nitrogen or to check or to adjust the existing pre-charge pressure in most of the hydraulic accumulators available on the market. Widely used in construction, machinery, shipping, chemical industry, mining, petroleum, neumatic tools, air compressed system, agricultural machinery, industrial equipment, medical equipment, gas processing equipment, water treatment equipment, etc. - Includes — 3 Different Pressure Range Gauges: 100BAR/1500PSI/10MPa, 250BAR/3600PSI/25MPa, 400BAR/6000PSI/40MPa | 7 Types Interchangeable Accumulator Adapters: UNF7/8, UNF5/8, UNF5/16, UNF1/2, G1/4(BSP1/4), M14x1.5, M28x1.5 (Attached to the valve body already) | 1 Main Valve Body | G5/8 Male to CGA580 Male Adapter | 1 Test Hoses and a Sturdy Aluminum Carrying Case. - Perfect Design — Available with various adapter connections to meet different installation needs. It is flexible use, simple operation, easy debugging, safety and reliability. Advanced silicone oil in the gauges to prevent it from turning yellow with better absorb vibration and pulsations. The dual scale design makes operation simpler, more efficient and accurate, eliminating the need for complex unit conversions. The 63 inches / 1.6m Length Hoses with one end is G5/8 Gas Adapter and the other end is M14*1.5. - Special Features — The Globe Valve helps to precisely control the nitrogen flow, while the Air Chuck allows efficient and safe connection to the accumulator. The Bleeder Valve provides a convenient means to release excess pressure, ensuring a safe and controlled charging experience. Featuring high-grade sponge protective layer and organized storage slot design. Sturdy and durable aluminum storage case and ergonomic handle provide portability and protection. - Superior Material — Premium grade hard stainless steel gauge housing, anti-corrosion and impact resistance. Polycarbonate glass dial face for scratch resistance with anti-glare finish. Nylon lining layer hose with super industrial fiber enhanced layer and polyurethane outer cladding. Waterproof, dustproof and shockproof, high temperature and high pressure resistancefor long-lasting reliability. - 100% Satisfaction Guarantee — If you're not 100% satisfied with our items, simply return it for refund within 30 days. Support 12-month Warranty. Professional & Sincere Service allows you to take no risks to purchase in E-cowlboy! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DFCGQF2R | | Brand | E-cowlboy | | Brand Name | E-cowlboy | | Customer Reviews | 3.3 out of 5 stars 19 Reviews | | Included Components | Hydraulic Nitrogen Pressure Gauge Test Kit | | Item Dimensions | 33 x 22.9 x 10.2 centimeters | | Item Weight | 4.81 Kilograms | | Item dimensions L x W x H | 33 x 22.9 x 10.2 centimeters | | Item weight | 4.81 Kilograms | | Manufacturer | E-cowlboy | | Material | Stainless Steel Polycarbonate (PC) | | Material Type | Stainless Steel Polycarbonate (PC) | | Model | EC - GK-01 | | Number of Packs | 1 | | Part Number | EC - GK-01 | | Thread Style | BSPT | | Thread type | BSPT | ## Product Details - **Brand:** E-cowlboy - **Item dimensions L x W x H:** 33 x 22.9 x 10.2 centimeters - **Item weight:** 4.81 Kilograms - **Manufacturer:** E-cowlboy - **Material:** Stainless Steel Polycarbonate (PC) ## Images ![GK-01 Hydraulic Accumulator Nitrogen Charging System Nitrogen Fill Kit Pressure Test Gauge Kit Gas Charging Tool 3 Gauge 7 Couplings Gas Hose Main Valve CGA580 Adapter 100/250/400Bar 1500/4000/6000PSI - Image 1](https://m.media-amazon.com/images/I/81M9QWr6kHL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ better than the more expensive brand i used to have *by P***. on 9 April 2026* been using these for a while now, a bought 3 kits for my technicians and they work fine, just like the more expensive ones i used to work with and it comes with a lot of useful adapters, on one of them i had to tighten a part to stop a leak, it's good to know i think to mount the gauge just slightly hand tight otherwise you will smash the O-ring ### ⭐ Fittings do not seal correctly. *by M***W on 6 January 2026* Ordered one and the fittings didn't seal correctly and it leaked. Ordered another one and it was the exact same way. ### ⭐⭐⭐⭐⭐ Great kit *by H***R on 25 June 2025* Why did you pick this product vs others?: This is a good quality kit. Has everything i need. It shipped fast and is a good deal ## Frequently Bought Together - GK-01 Hydraulic Accumulator Nitrogen Charging System Nitrogen Fill Kit Pressure Test Gauge Kit Gas Charging Tool 3 Gauge 7 Couplings Gas Hose Main Valve CGA580 Adapter 100/250/400Bar 1500/4000/6000PSI - Innconee Hydraulic Oil Service Plugs Large Medium Small Sizes Multi Pack Rubber Drip Proof Hose Plugs Industrial Hydraulic Kit for Irrigation, 3 Sizes(35 Pcs,Yellow) - GOMJET 160 PC JIC and ORFS Master Industrial Hydraulic Cap and Plug Hose Tube and Pipe Fitting Kit Cap and Plug Kit Precision Threading in ORFS and 37° Dash Sizes 4 6 8 10 12 16 --- ## 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.be/products/671206576-gk-01-hydraulic-accumulator-nitrogen-charging-system-nitrogen-fill-kit](https://www.desertcart.be/products/671206576-gk-01-hydraulic-accumulator-nitrogen-charging-system-nitrogen-fill-kit) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-09-14*