$200 - $300

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

GrowControl™ SXC Indoor Climate Sensor by Agrowtek

GrowControl SXC Climate Sensor & Data Logger is a precision digital indoor sensor designed for hanging in growing environments featuring temperature, relative humidity, ambient light and optionally CO2 ppm.

Internal memory logs over 20,000 data points per sensor. Connects to Agrowtek's GrowControl™ Cultivation Controllers as part of a complete facility control solution. Available with WiFi module for stand-alone or remote monitoring, data logging, alerts, and more.

LX1 USB AgrowLink connects the GrowNET™ port to a PC with free PC software for datalog download, graphing, calibration, configuration, firmware updates, etc. LX2 ModLINK connects GrowNET™ devices to RS-422/485 for MODBUS RTU protocol communication.

Sensors

• Air Temperature: -20 - 60°C
• Relative Humidity: 0-99% RH (80% max operating)
• Light (Irradiance): 0-1000 Watts/m2
• Carbon Dioxide (optional): 0-2000 ppm
• Real Time Clock (RTC): Battery Backup optional
• Fan aspirated with air filter for high accuracy

Features

• WiFi optional for direct browser access and web portal connection
• GrowNET™ Digital Communication Port
• MODBUS RTU via LX2 ModLINK Optional 4-channel 4-20mA analog outputs
• Durable powder-coated steel enclosure
• 1-Year Warranty
• Made in USA

WD-19500-44 Cole-Parmer C621-3-1-1 Conductivity Cell; K=0.1, SS, In-Line; 100 Ohm Pt RTD ATC by Oakton

Cells withstand pressures up to 150 psi (at 135°C for SS; 25°C for CPVC and PVDF).

• Ten-foot cables with stripped ends
• Flow-through, in-line, swage, and dip styles available

*Please note we can only ship RKI products to customers within the United States

SFT-1200 12" Direct Drive Shutter Style Exhaust Fan by Schaefer

Schaefer shutter-style exhaust fans offer an energy efficient solution to meet low to medium exhaust airflow requirements.

These exhaust fans work perfectly in thin-walled buildings requiring exhaust fans with a low profile such as greenhouses.

Features and Benefits:

• Low profile for thin-walled buildings and where space is limited
• Aluminum blade and rugged PVC shutter for durability and longer life
• Heavy-duty totally enclosed and maintenance free motors
• Mounts flush to the exterior wall
• Available in 12", 16", 20" and 24" sizes

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

Part Number: 44L-452

44ES-418X 44 Liter 3-Gas (25 PPM H2S, 2.5% CH4, 19% O2) Ecosmart Refillable Cylinder by Gasco

The NEW 44-liter refillable, portable cylinder that delivers 29% more calibration gas than the disposable 34-liter cylinders. 44-liter ecosmart cylinders hold pure and mixed gases and are interchangeable with the current 34-liter aluminum cylinders on the market.

Features & Benefits

• 44-liter
• Refillable
• 29% more capacity than the standard 34-liter cylinder
• Portable
• Lightweight
• Interchangeable with 34-liter disposable cylinders
• Increases efficiency
• Holds pure and mixed gases
• Eliminates disposal fees and regulatory paperwork

6622 DT 310 Differential Thermometer by Wohler

• Simple measurement of differential temperature
• Temperature measurement of flow and return surface temperature of water and flue lines

Additonal Information

• Wohler DT 310 Differential Thermometer
• 2 surface probes (type K)
• Battery
• Plastic carrying case

Part Number: 44L-404

*Please note we can only ship RKI products to customers within the United States

WD-35808-90 Single-junction, Epoxy-body, Polymer Gel-filled pH Electrode (Use with pH 300, pH 310, pH/CON 300, pH/CON 510 meters) by Oakton

Built-in temperature sensor lets you take ATC readings with a single probe

All-in-One Waterproof electrodes feature a built-in temperature sensor for taking readings with Automatic Temperature Compensation (ATC). Choose a single junction electrode for field, clean water, and general purpose applications. Choose a double junction electrode for most applications, including dirty water, heavy metals and organics applications.

Each electrode is 12 mm dia with a 3 ft cable.

• Includes a FREE electrode saver bottle to extend electrode life
• Feature a BNC connector for pH and a waterproof 6-pin connector for temperature

Part Number: J438A1000PA

MAC-24DCT 24" High Velocity Tiltable Direct Drive Barrel Fan by Master

High velocity floor fans deliver fast cooling for localized spaces. Perfect for blowing some refreshing air in the garage, or delivering air to cool a generator. These high velocity fans are an effective way to turn down the heat quickly.

• Heavy-duty all metal construction
• Adjustable direction
• Open motors; not suitable for wet or dusty environments
• 1-year limited warranty