Ruelco

What Ruelco does

Ruelco is a privately held specialty manufacturer of industrial instrumentation controls headquartered in a single facility at 1209 Distributors Row in New Orleans, Louisiana. The company designs and builds electromechanical and fluid-power components used in safety, monitoring, and control applications — including pressure switches, hydraulic controllers, pneumatic relays, valves, ESD (emergency shutdown) stations, and sand probes — and sells them under its own brand to industrial buyers. Its product line carries certifications relevant to safety-critical and hazardous-location deployments, including ISO 9001:2015 quality management, SIL 3 functional safety on pressure switches, and ATEX for explosive atmospheres, positioning it to serve oil & gas, military/defense, industrial process, and bottling/packaging end markets.

The underlying technology stack is conventional industrial controls: mechanical, hydraulic, and pneumatic components engineered for harsh-environment operation rather than digital or smart-instrument platforms. Ruelco differentiates on application engineering, customization, and safety qualifications rather than on software, networking, or AI-enabled features.

Ruelco operates a direct B2B sales model with quote-based pricing, supported by a multilingual corporate website (English, Portuguese, Spanish, Chinese) and an outbound newsletter cadence. The company holds a WBENC Women's Business Enterprise certification, which qualifies it for corporate and government supplier-diversity procurement. There is no public evidence of outside funding, parent-company ownership, M&A activity, or material headcount disclosure in the input data.

Name

Ruelco

Legal name

Ruelco

Website

https://ruelco.com

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

11–50 employees

Short description

Ruelco is a privately held New Orleans manufacturer of safety-certified industrial instrumentation — including pressure switches, hydraulic/pneumatic controllers, ESD stations, and sand probes — sold direct to oil & gas, military, industrial, and packaging buyers worldwide.

Ownership category

akta.pro rank

Product category

Industrial Instrumentation Controls

NAICS

Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables (334513), Relay and Industrial Control Manufacturing (335314), Other Measuring and Controlling Device Manufacturing (334519)

SIC

Industrial Instruments For Measurement, Display, And Control (3823), Measuring & Controlling Devices, Nec (3829)

akta.pro primary industry

Pneumatic Components (FRLs, Cylinders, Valves) (IMAHAGAC)

akta.pro secondary industries

Safety Instrumented Systems & Machine Safety Control (SIS, Safety PLCs, Relays) (IMAGABAF), Seals, Valves & Auxiliary Components (for Pumps/Compressors) (IMAHANAH)

Keywords

• Instrumentation controls
• Pneumatic pressure switches
• Hydraulic control valves
• Oil and gas safety valves
• Emergency shutdown systems

Headquarters

HQ city

Lausanne

HQ country

Switzerland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Instrumentation Controls Manufacturing: Manufacture and sale of instrumentation controls including pressure switches, hydraulic controllers, pneumatic relays, valves, and accessories for industrial applications.
2. Custom Manufacturing Services: Design and manufacturing services for custom applications including military components and bottling accessories.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Ruelco designs and manufactures precision instrumentation controls including pressure switches, pneumatic and hydraulic relays, quick exhaust valves, sand probe relays, hydraulic controllers, ESD stations, fusible devices, relief valves, check valves, regulators, and accumulators. Products are engineered for oil, natural gas, and industrial control applications with optional SIL 3 and ATEX certifications for hazardous environments, and the company also produces custom components for military and bottling applications.

Product overview

Ruelco is a manufacturer of instrumentation control products for industrial applications. The product portfolio includes pressure switches (SS-1, SS-2, SS-E series), pneumatic and hydraulic relays (MP-2, AR-1, AR-2, PR-4), tattletale indicators, quick exhaust valves (EX-1, RQ-1, RQ-2), sand probe relays, hydraulic controllers (HC-1 interface valves, FV-1 fire safety valves, RD-1 dump valves, VC-2 velocity check valves), ESD stations, fusible devices, vent screens, panel accessories, relief valves (RV-1, RV-2), check valves (CV-1, SV-1, SV-2), regulators (RG-1), accumulators (RA-2, RA-5, RA-10), and self-contained units. Products serve the oil, gas, and industrial controls industries with certifications including ISO 9001:2015, SIL 3, and ATEX.

Differentiator

Problem solved

Functional benefit

Products and services

• SS-1 Pressure Switch (Model 4102) Three-way block and bleed valve operated by pressure acting on a piston opposing an adjustable spring force. Functions as normally closed or normally open valve, with ATEX certification available.
• SS-2 Pressure Switch (Model 4202) ATEX certified three-way block and bleed pneumatic pressure switch operated by pressure acting on a piston opposing an adjustable spring force.
• SS-2 High Flow Pressure Switch (Model 4222) High flow three-way block and bleed pressure switch with optional indicating scale available, ATEX certified.
• SS-E Electric Pressure Switch (Model 4E02) Electric pressure switch operated by pressure acting on a piston opposing an adjustable spring force with hermetically sealed explosion-proof switches, ATEX certified.
• SS-E Electric Differential Pressure Switch (Model 4E02) Direct acting differential pressure switch with hermetically sealed explosion-proof switches and 0.5-80 PSI differential range.
• High/Low Pressure Switch Assembly Pre-assembled combination of pressure switches mounted on 6" or 8" manifold with customer-specified high/low settings.
• Level Switches Pneumatic and electric level switches for liquid level detection in industrial applications.
• MP-2 Manual Reset Relay (Model 10A1) Multi-pressure control valve for production control and safety systems requiring manual reset, ATEX certified.
• AR-1 Automatic Reset Relay (Model 12A1) Multi-pressure control valve for production control and safety systems with automatic reset functionality.
• Dual Pilot Relay (Model 16D2) Universal relay operated by two pilot supply pressures for complex control systems.
• 4-Way 5/2 Control Valve (Model 16A4) 4-Way 5/2 control valve functioning as Normally Open and Normally Closed relay operated by single pilot supply.
• Pneumatic Tattletale (Model 6001) Provides visual indication when production control or safety system sensors trip by exposing a red indicator band.
• Hydraulic Tattletale (Model 6201) Compact hydraulic device providing indication when hydraulic sensor or control component operates, ATEX certified.
• EX-1 Pneumatic Quick Exhaust (Model 1702) Designed to rapidly bleed control pressure from pneumatic actuators with a large Cv factor for fast response.
• RQ-1 Hydraulic Quick Exhaust (Model 1801-34400) Hydraulic quick exhaust with 1/4" NPT connections designed to rapidly bleed control pressure from hydraulic devices.
• RQ-2 1/2" NPT Hydraulic Quick Exhaust (Model 1801-38800) Stainless steel hydraulic quick exhaust with 1/2" NPT connections and Buna-N seals for SIL 3 certified applications.
• Pneumatic Sand Probe Relay (Model 1S03) Pneumatic sand probe relay using thin wall steel probe to detect excessive erosion or corrosion in flowlines, SIL 3 models available.
• HC-1 3-Way Interface Valve (Model 8100) Normally closed 3-way block and bleed hydraulic controller controlling pressures up to 10,000 PSI with soft seal design.
• FV-1 Fire Safety Valve (Model 2V02) Fire safety valve removing hydraulic signal to subsurface safety valve during fire conditions with independent BOP function.
• RD-1 2-Way N.O. Dump Valve (Model 8001) Normally open hydraulic controller acting as snap-acting vent valve on loss of pilot pressure, rated up to 10,000 PSI.
• VC-2 Velocity Check Valve (Model 2202) 2-way 2-position control valve for line break or process upset detection with soft seal design for zero leakage.
• 2-Way ESD Valve (Model 1102) Manual emergency shutdown valve with pull-to-open action, ATEX certified.
• ESD Station Emergency shutdown station with multiple operation methods including push-to-pull valve, ball valve, and boat loop.
• Fuse Plug (Models 2101/2102) Heat sensitive device designed to vent control pressure at predetermined temperatures from 158 to 361 Deg F.
• Low Pressure Fuse Valve (Model 2300) 2-way bleed temperature control valve for fire protection in systems up to 500 PSI.
• Vent Screens (Series 91) All stainless steel vent screens in five standard NPT sizes (1/8" to 3/4") to prevent insect intrusion.
• RV-1 Relief Valve (Model 7500) Stainless steel soft seat relief valve for pressures from 250 to 10,000 PSI.
• RV-2 High Flow Relief Valve (Model 7505) Stainless steel soft seat poppet relief valve from 50 to 400 PSI with externally adjustable range.
• CV-1 Check Valve (Model 7800) 17-4 stainless steel one-way flow check valve with high flow rate and 1/4" ID tubing orifice.
• RG-1 High Pressure Regulator (Model 7700) Rapid response regulator with 6,000 PSI inlet and 0-250 PSI outlet for precise low pressure control.
• Spring Accumulator (Model RA-2) 316 stainless steel spring accumulator providing independent energy for low-pressure hydraulic applications.
• Self-Contained Unit Automatic closing system for hydraulic actuators without external power source, featuring integrated pressure switches and accumulators.
• Sand Probes Thin wall probes installed in flowlines available in 2", 3", and 4" lengths for pipe schedules 40, 80, 160, and XXH.
• SV-2 Shuttle Valve (Model 7805) 17-4 stainless steel dual port non-return shuttle valve with large Cv factors for high flow rates.

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators1 record

Recent moves6 records

Expansion highlights4 records

Direct peers

• Ross Controls: Manufacturer of pneumatic valves, safety systems, and control products for industrial and process applications. Closest direct peer to Ruelco with overlapping pneumatic relay, valve, and safety shutdown portfolios serving oil & gas and process industries.
• Versa Products: Manufacturer of pneumatic and hydraulic directional control valves, safety valves, and specialty valve products. Comparable to Ruelco's pneumatic relay and hydraulic controller offerings with similar focus on safety-critical and hazardous-environment applications.
• Clippard Instrument Laboratory: Manufacturer of pneumatic components including valves, cylinders, and control devices. Overlaps with Ruelco's pneumatic relay, quick exhaust, and miniature valve products for industrial automation applications.
• Mead Fluid Dynamics: Manufacturer of pneumatic valves, cylinders, and air preparation equipment for industrial applications. Directly comparable product category to Ruelco's pneumatic controls and valve portfolio.
• Pneumadyne: Manufacturer of pneumatic valves, fittings, and control components for industrial and OEM applications. Comparable niche manufacturer with similar pneumatic component focus and specialty valve capabilities.

Broad incumbents

• Parker Hannifin: Global diversified manufacturer of motion and control technologies including pneumatic valves, hydraulic components, and filtration. Broad incumbent offering overlapping categories across Ruelco's portfolio through its Industrial and Hydraulic divisions.
• Festo: Global supplier of pneumatic and electric automation technology including valves, cylinders, and process automation. Established broad-line competitor with overlapping pneumatic valve and controller offerings, though much larger scale and product breadth.
• ASCO (Emerson): Manufacturer of solenoid valves, fluid control, and pneumatics as part of Emerson's Automation Solutions. Broad incumbent competing with Ruelco in solenoid-piloted relays and pneumatic valve categories, with much larger global distribution.
• SMC Corporation: World's largest manufacturer of pneumatic components including valves, actuators, and air preparation equipment. Broad incumbent providing direct overlap across Ruelco's pneumatic component categories with global manufacturing footprint.
• Baker Hughes: Oilfield services and equipment company with surface safety systems, wellhead control, and subsea production equipment. Incumbent in Ruelco's primary oil & gas end-market with overlapping safety-instrumented product categories at much greater scale.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/Ruelco
• Facebookfacebook.com/pages/Ruelco/105376329516667

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Ruelco