Slimline Fiber Patch Panels
Fiber Optic Converters
Industrial Ethernet Switches
Ethernet IO
Power Supplies
Cable Assemblies
Patch Panels
Enclosures
Fiber Optic Isolation Systems
35+ Years of Excellence

RLH Industries, Inc. is a world leader in fiber optic link products and installation services for the telecommunications industry. With engineering and manufacturing in Orange, California, USA, and distribution across North America and internationally, RLH Industries has been designing, manufacturing, and installing fiber optic solutions since 1988. RLH is recognized as an innovator in the fiber optics industry, and has pioneered solutions for High Voltage Isolation, PCS, and Critical Communications applications just to name a few.

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Featured Products

Smart 4 I/O

Smart 4 I/O

Monitor and Control 4 Digital Inputs & 4 Relay Outputs over Ethernet via RJ45 and SFP ports. Web-accessible interface with HTTPS, SMTP, SNMPv1/v2c/v3, Modbus TCP, DNP3, MQTT, and a REST API. Use as standalone, or together with another Smart 4 I/O over secure TLS/SSL tunnel.

$685.00

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24VDC 9.0Ah Wall Mount Li-Ion Battery Pack

24VDC 9.0Ah Wall Mount Li-Ion Battery Pack

This Lithium-ion battery pack is ideal for providing temporary backup power for UPS applications where rapid charging and high cycle life are desired.

$445.00

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FiberLink 4RU Rack Mount Fiber Patch Panel

FiberLink 4RU Rack Mount Fiber Patch Panel

The RLH FiberLink 4U Fiber Patch Panel is designed to provide a user friendly solution for fiber optic patching and/or splicing in a 19/23” rack.

$340.00

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DIN Rail Housing

DIN Rail Housing

The DIN Rail industrial housing is a steel, powder coated, enclosure with a hinged door for equipment access.

Price range: $315.00 through $525.00

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35+ Years of Excellence

RLH Industries has been an innovator and driving force in the fiber optic industry since 1988.

Exceptional Warranties

Our warranties are a reflection of our commitment to manufacturing the highest quality products.

Expert Support

We are not only committed to giving you great products & services, but also a great experience.

Product Categories

Industrial Media Converters

Fiber Optic Converters

Compact and rugged Fiber Optic Converters designed for reliable performance in harsh environments and use across multiple industries.

Industrial Ethernet Switches

Industrial Ethernet Switches

Industrial, hardened Ethernet switches include, Gigabit, Unmanaged, Managed, and Power-over-Ethernet (PoE/PoE+).

Ethernet IO

Ethernet IO

Ethernet IO products enable comprehensive access and control via Ethernet of remote digital I/O via its Web Interface, Modbus TCP, SNMP, or DNP3 protocols.

Power Supplies

Power Supplies

RLH manufactures AC/DC power supplies, DC/DC converters, Solar and battery backup systems to meet a variety of telecommunications industry applications.

Fiber Cable Assemblies

Fiber Cable Assemblies

RLH offers a wide variety of fiber patch cords, bulk fiber cable, customer assemblies, and other cable installation accessories to meet industry needs.

Fiber Patch Panels

Fiber Patch Panels

RLH offers a wide variety of fiber patch panels as well as a large selection of fiber adapter plates available with ST, SC, LC, FC, MTRJ, or MTP Adapters.

Cabinets & Enclosures

Enclosures

RLH has a full line of outdoor enclosures for telecommunication equipment to provide secure and reliable protection from harsh environments.

Fiber Optic Isolation Systems

Fiber Optic Isolation Systems

Industrial, copper-to-fiber media converters, designed to provide high voltage isolation for service providers and utility companies.

Fiber Optic Accessories

Fiber Optic Accessories

RLH provides a wide assortment of quality, fiber optic accessories to help make your installation simple, secure, and complete.

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