RKI Instruments
RKI 35-3001 O2/CO Direct Connect 35-3001-10
Price $1,800.00Unit price /Unavailable-
RKI Instruments
RKI 35-3001 O2/H2S Direct Connect (w/Transmitter) 35-3001A-09
Price $2,100.00Unit price /Unavailable -
RKI Instruments
RKI 35-3001 O2/H2S Direct Connect 35-3001-09
Price $1,800.00Unit price /Unavailable 
![Image of a gray RKI Instruments NEMA 4X enclosure box with a red "RKI" label on the front. The RKI 35-3010RK Multi-Gas Sample Draw Detector Assembly features a hinged door with a latch on the right side, making it ideal for housing electronic components or multi-gas detectors.]()
![The RKI 35-3010RK Multi-Gas Sample Draw Detector Assembly by RKI Instruments is a gray rectangular NEMA 4X metal enclosure featuring a red RKI label on the front. It includes a sealed latch on the right, signifying its industrial design, with small rectangular openings along the left edge. This enclosure is ideal for housing multi-gas detectors or accommodating single-person calibrations.]()
![A rectangular metal enclosure from RKI Instruments, designated as the RKI 35-3010RK Multi-Gas Sample Draw Detector Assembly, featuring a NEMA 4X hinged door. It has a red label with white "RKI" text and appears to be designed for protecting multi-gas detector equipment.]()
RKI Instruments
RKI 35-3010RK Multi-Gas Sample Draw Detector Assembly
From $2,550.00Unit price /Unavailable-
![Image of the RKI Instruments 35-3010RKA Multi-Gas Sample Draw Detector Assembly with Transmitter, featuring a gray rectangular design with a hinged lid and a red label displaying "RKI." It is enclosed in a durable NEMA 4X housing. The side displays multiple small, square openings along the edge, indicating its functionality as a multi-gas fixed detector or 4-20 mA transmitter.]()
![A closed, rectangular gray case with a hinged door and a red label reading "RKI Instruments" contains the RKI 35-3010RKA Multi-Gas Sample Draw Detector Assembly w/Transmitter. The NEMA 4X enclosure provides durability, with additional specifications displayed in smaller print beneath the label.]()
![A gray rectangular NEMA 4X enclosure from RKI Instruments features a red "RKI" label on the front. The RKI 35-3010RKA Multi-Gas Sample Draw Detector Assembly with Transmitter, equipped with left-side hinges and a top right latch for safety monitoring, is likely integrated into a Multi-Gas fixed detector system, potentially utilizing a 4-20 mA transmitter.]()
RKI Instruments
RKI 35-3010RKA Multi-Gas Sample Draw Detector Assembly w/Transmitter
From $2,950.00Unit price /Unavailable -
![A gray square device, possibly an RKI Fixed System, incorporates a blue rectangular component in the center. Each side is adorned with vertical ridges similar to those on an Edwards 868STR, hinting at an RKI Instruments 4 Wire Strobe/Horn meant for outdoor panel mounting at 120 VAC, set against a plain white background.]()
![The RKI 4 Wire Strobe/Horn by RKI Instruments, designed for outdoor panel mounting at 120 VAC, features a prominent red indicator light at its center. Its textured surface with vertical grooves beside the light is reminiscent of designs from RKI Fixed Systems. The vivid red indicator suggests an "on" position for this sophisticated component.]()
RKI Instruments
RKI 4 Wire Strobe/Horn, Outdoor, Panel Mount, 120 VAC
Price $850.00Unit price /Unavailable -
![The RKI Instruments 4 Wire Strobe/Horn, designed for outdoor use and panel mounting with a 24 VDC power supply, boasts a sleek and functional design ideal for safety and alert purposes. Its modern style ensures seamless integration into RKI Fixed Systems.]()
![This RKI Instruments outdoor panel mount strobe/horn, designed for 24 VDC systems, includes a noticeable raised red light indicator. The surface features vertical ridges surrounding the light, giving it a modern and functional design compatible with 4 Wire Strobe connections.]()
![The RKI 4 Wire Strobe/Horn is an outdoor, panel mount emergency light from RKI Instruments, featuring a sleek design with a central amber lens and gray casing, elegantly accented by vertical grooves on either side. Powered by 24 VDC, it stands out in the RKI Fixed Systems range.]()
RKI Instruments
RKI 4 Wire Strobe/Horn, Outdoor, Panel Mount, 24 VDC
Price $620.00Unit price /Unavailable -
![The digital air quality monitor, RKI Air Alert Transmitter (ClO2) w/AC & 2 Relays, features a sleek gray case with a red faceplate. The display shows "0 PPM" and includes menu, add, and subtract buttons for easy operation. Manufactured by RKI Instruments, it also supports RS-485 Modbus outputs for integrated connectivity.]()
![The RKI Instruments RKI Air Alert Transmitter (ClO2) w/AC & 2 Relays is a rectangular electronic device featuring a red front panel with a digital display showing "0 PPM." It includes buttons labeled "ADD" and "SUB," along with a small menu screen above. The gray casing, enclosed by a transparent cover, contains RS-485 Modbus outputs.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter (ClO2) w/AC & 2 Relays
Price $1,650.00Unit price /Unavailable -
![The RKI Air Alert Transmitter (CO) from RKI Instruments features a red front panel and a digital display reading "0 PPM." Designed as a Carbon Monoxide Gas Detector, it is equipped with RS-485 Modbus outputs. Its appearance is completed with a transparent cover and a small black handle on the right side, and it is marked with "Air Alert.]()
![The RKI Instruments Air Alert Transmitter (CO) w/AC & 2 Relays, featuring a red faceplate and digital display indicating zero PPM, is ideal for petrochemical plants. The unit includes menu and adjustment buttons, housed in a protective casing with RS-485 Modbus outputs for seamless integration.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter (CO) w/AC & 2 Relays
Price $1,480.00Unit price /Unavailable -
![The RKI Instruments Air Alert Transmitter (CO2) features a red display screen indicating "0 PPM," with buttons labeled "ADD" and "SUB" enclosed in gray housing. The device highlights its capabilities effectively, while Modbus outputs provide enhanced connectivity options.]()
![The RKI Instruments RKI Air Alert Transmitter (CO2) features a rectangular design with a red front panel that displays "Air Alert." This infrared gas detector includes Modbus outputs, a digital screen reading "0 PPM," and buttons labeled "ADD" and "SUB." It is housed in a gray casing with a transparent cover, emphasizing its function as an air monitoring device.]()
RKI Instruments
RKI Air Alert Transmitter (CO2) w/AC & 2 Relays
Price $2,145.00Unit price /Unavailable -
![The RKI Air Alert Transmitter (H2S) with AC & 2 Relays by RKI Instruments features a red faceplate displaying "Air Alert" and a digital screen showing "0 PPM," functioning as a Hydrogen Sulfide Detector. It includes a clear plastic cover, and its non-intrusive calibration knob is situated on the right side. The device is branded with "RKI Instruments" at the bottom.]()
![The RKI Instruments Air Alert Transmitter (H2S) features a striking red front panel and a clear display reading "0 PPM." Designed for ease of use, it includes buttons labeled "ADD" and "SUB" for seamless calibration. The brand name is elegantly displayed at the bottom.]()
![A gray and red electronic Hydrogen Sulfide Detector, branded "RKI Instruments," features a digital screen that displays "0 PPM." It includes buttons labeled "ADD" and "SUB," marked with the product name, "RKI Air Alert Transmitter (H2S) w/AC & 2 Relays," offering an easy non-intrusive calibration for user convenience.]()
![The RKI Instruments RKI Air Alert Transmitter (H2S) features hydrogen sulfide detection and boasts a distinctive red front panel with a transparent protective cover. Its display reads "0 PPM," and it supports RS-485 Modbus for seamless connectivity. Below the "MENU" screen are buttons labeled "ADD" and "SUB.]()
![The RKI Instruments RKI Air Alert Transmitter (H2S) features a rectangular design with a striking red front panel, showcasing "Air Alert" and "0 PPM" on its digital screen. It includes non-intrusive calibration, a protective clear lid, and a side control knob for easy operation.]()
![The RKI Air Alert Transmitter for hydrogen sulfide detection, offered by RKI Instruments, is a red and gray air quality monitor featuring a digital display showing "0 PPM." It includes RS-485 Modbus connectivity and buttons labeled "ADD" and "SUB," along with the "Air Alert" feature and the company logo on its front panel.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter (H2S) w/AC & 2 Relays
From $1,480.00Unit price /Unavailable -
![A red and gray RKI Air Alert Transmitter (HCl) with AC and 2 Relays, featuring RS-485 Modbus, is mounted on a wall. It includes a digital screen that displays "0 PPM" alongside buttons labeled "ADD" and "SUB." Designed with an electrochemical approach by RKI Instruments, the device is encased in a transparent protective cover.]()
![The RKI Instruments RKI Air Alert Transmitter for hydrogen chloride gas detection features a red front panel displaying "Air Alert" and includes an electrochemical sensor. The display shows "0 PPM," and the device is equipped with buttons labeled "ADD" and "SUB." It also has protective casing, a visible cable connection at the bottom, AC power, and two relays.]()
![The image showcases the RKI Air Alert Transmitter (HCl) by RKI Instruments, a square air quality monitor designed as a Hydrogen Chloride Gas Detector. It features a vibrant red front panel and an electrochemical sensor, along with a digital display reading "0 PPM." The device includes buttons labeled "MENU" and "ADD," and offers RS-485 Modbus connectivity.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter (HCl) w/AC & 2 Relays
Price $2,145.00Unit price /Unavailable -
![The RKI Instruments RKI Air Alert Transmitter (NH3) w/AC & 2 Relays is a rectangular device featuring a red front panel that displays "0 PPM" on its digital screen. It includes navigation buttons labeled "MENU," "ADD," and "SUB." The Ammonia Gas Detector is protected by a clear cover and equipped with a black handle on the right side.]()
![The RKI Air Alert Transmitter (NH3) by RKI Instruments is a wall-mounted ammonia gas detector featuring a digital display that reads "0 PPM." It has a red front panel and buttons labeled "ADD" and "SUB," with the brand name "RKI Instruments" at the bottom. This NH3 transmitter offers RS-485 Modbus connectivity for easy integration.]()
![The RKI Air Alert Transmitter (NH3) is a rectangular air monitoring device with a transparent cover that also functions as an ammonia gas detector. It features a red faceplate with an LCD screen displaying "0 PPM" and the "RKI Instruments" logo at the bottom. It supports RS-485 Modbus, allowing for seamless communication integration.]()
![Introducing the RKI Instruments Air Alert Transmitter (NH3) with AC & 2 Relays: This ammonia gas detector features a red display panel that shows "Air Alert" and "0 PPM." It is equipped with advanced NH3 transmitter technology, a transparent cover, and a control button for menu navigation with plus/minus options.]()
![A close-up of the RKI Instruments Air Alert Transmitter (NH3) with AC & 2 Relays reveals a digital display reading "0 PPM." The ammonia gas detector, encased in protective housing with a red front panel, features controls labeled "ADD" and "SUB," along with RS-485 Modbus connectivity for seamless data transfer.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter (NH3) w/AC & 2 Relays
Price $1,650.00Unit price /Unavailable -
![The RKI Air Alert Transmitter (O3) by RKI Instruments, featuring a red and gray casing and a digital screen showing "0 PPM," is equipped with buttons labeled "ADD" and "SUB" for precise air quality monitoring using an Electrochemical Sensor.]()
![A red and gray RKI Instruments Air Alert Transmitter (O3) w/AC & 2 Relays features a digital screen showing "0 PPM" and buttons labeled "ADD" and "SUB." This device includes an electrochemical sensor, a protective cover, and a connector at the bottom for RS-485 Modbus communication.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter (O3) w/AC & 2 Relays
Price $2,145.00Unit price /Unavailable -
![The RKI Instruments Air Alert Transmitter VOC (10.0 eV PID) features a rectangular design with a red front panel and a digital display reading "0 PPM." It displays the "Air Alert" and "RKI Instruments" logos. The device is housed in protective gray casing and offers RS-485 Modbus connectivity with a conduit entry at the bottom.]()
![The RKI Instruments RKI Air Alert Transmitter VOC (10.0 eV PID) with AC and 2 Relays is a wall-mounted digital air quality monitor featuring a red faceplate that displays "Air Alert" and "0 PPM." It includes buttons labeled "ADD" and "SUB," utilizes a PID transmitter for precise VOC gas detection, and supports RS-485 Modbus connectivity, all protected by a clear cover.]()
![The RKI Instruments RKI Air Alert Transmitter VOC (10.0 eV PID) wall-mounted gas detector features a red digital screen displaying "Air Alert" and "PPM 0." It comes in a gray case with a clear cover and has controls labeled "ADD" and "SUB." The device includes a precise PID transmitter and supports RS-485 Modbus connectivity via cable entry, complete with AC power and two relays.]()
![The RKI Instruments product, "RKI Air Alert Transmitter VOC (10.0 eV PID) w/AC & 2 Relays," is a red and gray electronic air quality monitor with a display reading "0 PPM." It features VOC Gas Detector capabilities and RS-485 Modbus connectivity, along with buttons labeled "ADD" and "SUB" and includes a protective cover.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter VOC (10.0 eV PID) w/AC & 2 Relays
Price $2,725.00Unit price /Unavailable -
![The RKI Instruments RKI Air Alert Transmitter VOC, featuring a 10.6 eV PID sensor, boasts a red and gray casing with "Air Alert" displayed alongside a zero PPM reading. This device not only functions as a VOC gas detector but also includes easy-to-use "ADD" and "SUB" buttons for adjustments, a menu indicator, and RS-485 Modbus connectivity. It comes equipped with an AC power supply and two relays for additional versatility.]()
![A gray rectangular RKI Instruments Air Alert Transmitter VOC (10.6 eV PID) features a red front panel and a digital display reading "0 PPM." It is equipped with menu and adjustment buttons, serving as a VOC gas detector.]()
![The RKI Instruments Air Alert Transmitter VOC (10.6 eV PID) with AC and 2 Relays is a gray and red device that functions as a VOC gas detector. It features a digital display showing "0 PPM" and includes a handle on the right side for wall mounting. Equipped with RS-485 Modbus, it ensures accurate real-time air quality monitoring.]()
![A close-up of the RKI Instruments Air Alert Transmitter VOC (10.6 eV PID) with AC and 2 Relays highlights its precision engineering. This advanced device, equipped with Modbus outputs, ensures seamless integration with automated systems.]()
![The RKI Instruments Air Alert Transmitter VOC (10.6 eV PID) features a rectangular design with a red front panel displaying "Air Alert" and a digital screen reading "0 PPM." It includes a black handle on the right side, is enclosed in a gray protective cover, and supports RS-485 Modbus for seamless integration.]()
![A close-up of the RKI Air Alert Transmitter VOC (10.6 eV PID) by RKI Instruments reveals a gray and red device with a digital display showing "0 PPM." This device includes buttons marked "ADD" and "SUB," is protected by a clear cover, and smoothly integrates RS-485 Modbus for efficient communication.]()
![The device in question is a gray and red VOC gas detector known as the RKI Air Alert Transmitter VOC (10.6 eV PID) with AC and 2 relays, produced by RKI Instruments. It features a digital display reading "0 PPM," a small screen located at the top, and buttons labeled "ADD" and "SUB," all encased within a transparent cover.]()
![The RKI Instruments' Air Alert Transmitter VOC (10.6 eV PID) w/AC & 2 Relays is an electronic air quality monitor featuring a red front panel and a digital screen displaying "0 PPM." It comes with RS-485 Modbus for seamless connectivity, has "Air Alert" inscribed on it, and includes menu and adjustment buttons.]()
1 Year WarrantyRKI Instruments
RKI Air Alert Transmitter VOC (10.6 eV PID) w/AC & 2 Relays
From $2,535.00Unit price /Unavailable -
1 Year Warranty
RKI Instruments
RKI Air Alert Transmitter (AsH3) w/AC & 2 Relays
Price $2,145.00Unit price /Unavailable -
1 Year Warranty
RKI Instruments
RKI Air Alert Transmitter (AsH3) w/AC, 3-color LED’s & buzzer
Price $2,530.00Unit price /Unavailable
