As one of the leading worldwide providers of process calibration tools, Additel Corporation has been dedicated to the design and manufacture of high-quality handheld test tools and portable calibrators for process industries and OEM industries in precision pressure calibration and test instrumentation. read more

Through the years, Additel successfully developed Handheld Automated Pressure Calibrators, Precision Pressure Calibrators, Documenting Process Calibrators, Multifunction Process Calibrators, Multifunction Temperature Calibrators, Precision Digital Pressure Gauges, and various Test Pumps and Hand Pumps. These products were widely used in over 30 countries in the world.

Product quality and customer service along with innovative engineering have been top priorities in the Additel business philosophy. We are committed to customer satisfaction through cost-competitive quality products, services, and technical support.

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Additel ADT 681 Digital Pressure Gauges
Pressure ranges to 40,000 psi (2800 bar) & fully temperature compensated accuracy
$497.00
In Stock
Additel ADT 680 Digital Pressure Gauge
Advanced microprocessor technology & silicon pressure sensors with pressure ranges to 40,000 psi (2,800 bar)
$422.00
Additel ADT 901 Low Pressure Test Pump
±6 psi, portable pneumatic air pressure pump with hand-tight connectors
$1,022.00
In Stock
Additel ADT 761 Automated Pressure Calibrator
Fully automated, portable pressure calibrator with built-in pressure generator & controller, up to 600 psi (40 bar)
$10,800.00
Additel ADT 959 Hydraulic Calibration Pump
Benchtop pressure pump designed to generate pressure to 40,000 psi (2,800 bar) with dual piston system ideal for filling large volumes
$5,495.00
Additel ADT 672 Digital Pressure Calibrators
Highly accurate calibrator with pressure ranges to 40,000 psi (2800 bar), measures mA or V & is HART communication capable
$1,942.00
Additel ADT 927 High Pressure Test Pump
-12.5 to 10,000 psi, portable hydraulic pressure pump for oil or deionized water
$1,817.00
Additel ADT 760 Series Pressure Calibrator
Fully automatic calibrator with built-in pump & controller, 4 channels, USB, Wi-Fi & Bluetooth communications
$6,995.00
In Stock
Additel ADT 912 Low Pressure Test Pump
-14 to 60 psi, portable pneumatic air pressure pump
$1,428.00
Additel ADT 949 High Pressure Pump
-12.5 to 40,000 psi, hydraulic pressure calibration pump for oil
$5,186.00
Additel ADT 919A Pneumatic Pressure Test Pump
-14 to 2000 psi high pressure pneumatic air pressure pump
$3,191.00
Additel ADT 916 Pressure Test Pump
-14 to 600 psi, portable pneumatic air pressure pump
$1,579.00
In Stock
Additel ADT 918 Pneumatic Pressure Test Pump
Generate 95% vacuum to 1,500 psi (100 bar) pressure, portable, resolution up to 10 Pa (0.1 mbar)
$2,444.00
Additel ADT 925 High Pressure Test Pump
-12.5 to 6000 psi, portable hydraulic pressure pump for oil or deionized water
$1,384.00
Additel ADT 780 Pressure Controller
Benchtop pressure controller provides a standalone solution with pressure ranges from vacuum to 3,000 psi (200 bar)
$6,995.00
Additel ADT 914A Pressure Test Pump
Portable pneumatic air pressure pump generates from -14 to 375 psi
$1,080.00
Additel ADT 920 High Pressure Test Pump
Generate 3,000 psi (200 bar) in 40 seconds, minimal maintenance, hand-tight quick connectors
$3,947.00
Additel Model 928 Hydraulic Pressure Test Pump
Pressurize large-volume workload, generate to 15,000 psi (1,000 bar) pressure, mineral oil or deionized water
$2,907.00
Additel ADT 221A Multifunction Temperature Calibrator
Process tool for measuring, sourcing & simulating mA, mV, V, RTDs, thermocouples, ohms, frequency & pulses
$2,374.00
Additel ADT 222A Multifunction Process Calibrator
Process tool for measuring, sourcing & simulating mA, mV, V, RTDs, thermocouples, ohms, frequency, pulses & pressure
$3,676.00
Additel ADT 917 Pneumatic Pressure Test Pump
Generate 95% vacuum to 1,000 psi (70 bar) pressure, portable, minimal maintenance
$2,011.00
Additel ADT 946 Hydraulic Calibration Pump
Benchtop pressure pump designed to generate pressure to 15,000 psi (1,000 bar) with dual piston system ideal for filling large volumes
$3,755.00
Additel ADT 223A Documenting Process Calibrator
Hart communication process tool to measure, source & simulate mA, mV, V, RTDs, thermocouples, ohms, frequency, pulses & pressure
$5,359.00
Additel ADT 938 High Pressure Test Pump
-12.5 to 15,000 psi, hydraulic pressure pump for deionized water
$3,672.00
Additel ADT 936 High Pressure Test Pump
-12.5 to 15,000 psi, hydraulic pressure pump for oil
$3,456.00
Additel 12X Series Pressure Manifolds
Designed for expanding pressure test ports during pressure calibration
$1,028.00
Additel 209 / 210 Series Loop Calibrator
Handheld loop calibrator with measuring DC voltage up to 30V and DC current up to 24mA, auto step, auto ramp & span step functions
$595.00
Additel ADT 937 Hydraulic Calibration Pump
High pressure hydraulic pump that Generate 85% vacuum to 15,000 psi (1,000 bar) pressure, three pressure ports
$3,780.00
Additel ADT 220 Multifunction Loop Calibrator
Process tool for measuring, sourcing & simulating mA, mV & V, ideal for calibrating & maintaining loops devices in the field
$1,401.00
Additel ADT100-HTK Hose Test Kit
5 feet of flexible hose, 8,000 or 15,000 psi range & choice of connectors
$106.00
Additel ADT 102 Adapter Fittings
25 piece adapter & fittings kit for all Additel pumps (except ADT 949)
$1,076.00
Additel ADT 103 Adapter Fittings
10 piece adapter & fittings set for all Additel pumps (except ADT949)
$1,384.00
Additel ADT 104-HP Adapter Fittings
Adapter & fittings, 1/4 inch HP male to various male & female connections, 17 pieces (includes carrying case)
$787.00
Additel ADT 160A Intelligent Digital Pressure Modules
NIST traceable pressure sensors for ranges up to 40,000 psi or 2800 bar, with fully temperature compensated accuracy
$922.00
Additel 9050 Adapter Cable
USB to RS232 (DB9/M) adapter cable
$106.00
Additel ADT780 Electric Pump
Optional electric pump allows users to generate pressures to 1,000 psi (70 bar) without the need of a gas bottle
$7,995.00
Additel 9503 Software
Wireless Additel/Log II real time logging and graphical software for ADT680W
$374.00
Additel 9913-760-SC Soft Carrying Case
Soft carrying case for the Additel ADT760, test leads & accessories
$195.00
In Stock
Additel ADT127 Pneumatic Pressure Manifold
Pressure manifold for ADT780 pressure controller
$849.00
Additel 9201 Oil
1 liter Di-2-ethylhexyl Sebacate oil
$106.00
Additel 9812 Power Adapter
110V/220V external power adapter (DC 9V) for Additel ADT681, ADT209 & ADT210
$53.00
Additel 9502 Software
Additel/Log II real time logging and graphical software for Additel ADT681 and ADT672
$374.00
Additel ADT155 760-MA Pressure Modules
Pressure module for the ADT760-MA series pressure calibrator with psi ranges from ±10 to (-12.5 to 300)
$1,495.00
Additel 100 Series Filters
Designed for ease of use & low maintenance with pneumatic ranges up to 600 psi & hydraulic ranges up to 10k psi
$286.00
Additel ADT106-N External Pressure Manifold
External Pressure Manifold with two 1/4NPT hand-tight quick connectors
$693.00
Additel ADT155 760-LLP Pressure Modules
Pressure module for the ADT760-LLP series pressure calibrator with pressure in inH2O & ranges from ±0.25 to ±30
$1,895.00
Additel 9202 Mineral Oil
1 liter mineral oil for hydraulic calibration pumps
$30.00
Additel ADT106-B External Pressure Manifold
External pressure manifold with two 1/4BSP hand-tight quick connectors
$693.00
Additel ADT100-761-4B Hose
Hose test kit with 5 feet of flexible hose, 0.156 inch (4mm) tube to 1/4BSP female & hand-tight quick connector
$322.00
Additel ADT780 Gas Booster
Used with gas bottle or EPUMP to provide pressures up to 3600 psi for the Additel ADT780 pressure controller
$7,995.00
Additel 9702 Li-ion Battery
Rechargeable Li-ion polymer battery for Additel ADT 672 digital pressure calibrators
$128.00
Additel 9904-918 Carrying Case
Carrying case for one Additel ADT918 pump & two ADT 681 gauges or ADT 672 calibrators
$312.00
Additel 9101 NIST Calibration
NIST traceable calibration for Additel ADT 680 or 681 series gauges
$268.00
Additel 9253 Rubber Boot
Rubber boot for the Additel 680 digital pressure gauge
$22.00
Additel ADT100-760 Hose Test Kit
Hose test kit with 5 feet of flexible hose
$188.00
Additel 9908 Carrying Case
Carrying case for the Additel ADT 936, 937, or 949 pump
$636.00
Additel 9080 Cold Junction Compensation Kits
Including TC plug, compensation cable, S,R,B,K,J,T,E,N
$138.00
Additel 9904-927 Carrying Case
Carrying case for the Additel ADT 927 pump & two ADT 681 gauges or ADT 672 calibrators
$312.00
Additel ADT912-kit Test Kit
Tesk kit for ADT 912; hose barb fitting, hose, etc
$99.00
Additel 9914-760 Carrying Case
Carrying case for the Additel ADT 760 & various accessories
$265.00
Additel 9906 Carrying Case
Carrying case for Additel ADT multifunction calibrators
$290.00
Additel 9904-912 Carrying Case
Carrying case for the ADT 912 pump & two ADT 681 gauges or ADT 672 calibrators
$312.00
Additel 9904-916 Carrying Case
Carrying case for the ADT 916 pump & two ADT 681 gauges or ADT 672 calibrators
$312.00
Additel ADT155  (760-D) Pressure Modules
Pressure module for the ADT760-D series pressure calibrator with pressure in psi or inH2O
$1,495.00
Additel ADT100-761-4N Hose
Hose test kit with 5 feet of flexible hose, 0.156 inch (4mm) tube to 1/4NPT female & hand-tight quick connector
$322.00
Additel 9909-920 Carrying Case
Carrying case for the Additel ADT 920 pump & two gauges
$452.00
Additel 9816 Power Adapter
110V/220V external power adapter for Additel multifunction, documenting & pressure calibrators
$75.00
Additel 9901-914 Carrying Case
Carrying case for the Additel ADT 914 pump & two ADT 681 gauges or ADT 672 calibrators
$236.00
Additel 9102 Calibration
NVLAP or A2LA 17025 accredited calibration for Additel ADT 680 or 681 series gauges
$449.00
Additel 9510 Software
Additel/Cal task management software for multifunction calibrators 221A, 222A, 223A & ADT761
$1,747.00
Additel ADT901-Kit Test Kit
Tesk kit for ADT 901; hose barb fitting, hose, etc
$99.00
Additel ADT128 External Pressure Manifold
External pressure manifold with hand-tight quick connector
$495.00
Additel 9900-681 Carrying Case
Carrying case for the Additel ADT681 digital pressure gauge
$128.00
Additel 9901-901 Carrying Case
Carrying case for the ADT 901 pump & two ADT 681 gauges or ADT 672 calibrators
$236.00
Additel 9724 Chargeable Li-ion Battery
Spare chargeable Li-ion battery for Additel ADT 760 series pressure calibrator
$450.00
Additel ADT928-MK Maintenance Kit
Maintenance kit for Additel 928 pump
$74.00
Additel 9904-917 Carrying Case
Carrying case for one Additel ADT 917 pump & two ADT 681 gauges or ADT 672 calibrators
$312.00
Additel 9111 NIST Calibration
NIST traceable calibration for Additel ADT672 series gauges
$376.00
Additel 9909-919A Carrying Case
Carrying case for the Additel ADT 919A pump & two ADT 681 gauges or ADT 672 calibrators
$452.00
Additel 9819 Power Adapter
110V/220V external power adapter for Additel 760 series pressure calibrator
$80.00
Additel 9901-925 Carrying Case
Carrying case for the ADT 925 pump & two ADT 681 gauges or ADT 672 calibrators
$236.00
Additel 9020 Short Circuit Cable
Short circuit cable for the ADT761 automated pressure calibrator
$17.00
Additel 9245 Rack Mount Kit
Rack mount kit for Additel ADR780 pressure controller, electric pump, or gas booster
$51.00
Additel 9025 Test Leads
One set of test leads for the Additel ADT 760 series pressure calibrator
$64.00
Additel 9022 Test Leads
Two pairs of test leads for the ADT761 automated pressure calibrator
$64.00
Additel 9021 Test Leads
Spare pair of test leads for ADT 672 digital pressure calibrators
$64.00
Additel 9712 Li-ion Battery
Spare chargeable Li-ion battery for Additel ADT calibrators
$160.00
Additel 9900-672 Carrying Case
Carrying case for the Additel ADT672 digital pressure calibrator
$182.00
Additel 9121-220 NIST Calibration
NIST traceable calibration for the Additel ADT 220 multifunction loop calibrator
$198.00
Additel 9100-1 NIST Calibration
NIST traceable calibration for ADT 160 series pressure modules
$303.00
Additel 9904-928 Carrying Case
Carrying case for the Additel 928 pump & two gauges
$312.00
Additel 9112 Calibration
NVLAP or A2LA 17025 accredited calibration for Additel ADT 672 series calibrators
$485.00
Additel 9121-222A NIST Calibration
NIST traceable calibration for the Additel ADT 222A multifunction process calibrator
$515.00
Additel 9121-223A NIST Calibration
NIST traceable calibration for the Additel ADT 223A documenting process calibrator
$515.00
Additel 9121-221A NIST Calibration
NIST traceable calibration for the Additel ADT 221A multifunction temperature calibrator
$515.00
Additel 9912-780 Carrying Case
Carrying case for the Additel ADT 780 Pressure Controller
$1,035.00
Additel 9911-BST Carrying Case
Carrying case for the Additel ADT780-BST gas booster
$1,196.00
Additel 9911-EPUMP Carrying Case
Carrying case for the Additel ADT780-1K-EPUMP electric pump
$1,196.00