Latest guide
How to specify an overt IP camera for a warehouse
Specify an overt camera for a warehouse you control: light, lens, storage days, and PoE. This is not a guide to hide a camera.
Buyer and engineering guides
Specify the part before you request the quote.
Tradinor publishes English guides on PCBs, components, power equipment, and industrial controls. Each guide answers a real selection question, with the ratings and tradeoffs a datasheet expects you to know.
PCB & PCBA
Stackups, finishes, assembly, and the difference between ordering a bare board and a tested assembly.
4 guidesComponents
Microcontrollers, power semiconductors, sensors, connectors, and radios — what to put on the RFQ.
7 guidesPower
Supplies, batteries, and inverters: ratings that survive temperature, not just the nameplate.
3 guidesControl
Drives, PLCs, I/O, and HMIs for machines that have to start, vary speed, and be serviced.
2 guidesStandards
IP codes, explosive-atmosphere marking, RoHS, and CE — what the mark does and does not prove.
2 guidesElectronics
An electronic part is specified by the electrical job, the package the assembler can solder, and the temperature inside the enclosure.
103 guidesMobile Accessories
A phone accessory is specified by the phone interface, the mechanical fit, and the electrical rating of the cable or charger. Fitment adjectives are not a specification.
166 guidesComputers
A computer or storage device is specified by the workload, the ports, the thermal environment, and how long the exact configuration will still be sold.
102 guidesConsumer Electronics
A consumer device is specified by the user job, the inputs and outputs, the power source, and the approvals in the country of sale.
112 guidesElectrical
Low-voltage distribution gear is specified by the fault level, the current, the poles, and the enclosure it sits in.
109 guidesLED & Lighting
A luminaire or lamp is specified by light output, color, the driver, and the environment around the optic.
102 guidesSolar & Renewable Energy
Solar equipment is specified by the electrical window, the mechanical load, and what must keep running when the grid is gone.
91 guidesBatteries
A battery is specified by chemistry, voltage, capacity at a stated discharge, and the management or charger that must match it.
87 guidesMachinery
A machine tool or production machine is specified by the work envelope, the accuracy, the power, and the duty cycle.
119 guidesIndustrial Equipment
Industrial equipment is specified by throughput, the material it touches, the utilities, and the environment of the plant.
115 guidesTools
A hand or power tool is specified by the fastener or material it must drive, the power source, and the duty.
117 guidesHardware
A fastener or fitting is specified by size, material, strength, and the corrosion around it.
134 guidesAuto Parts
A vehicle part is specified by the fitment, the performance limit, and whether it is a safety item.
118 guidesMotorcycle Parts
A motorcycle part is specified by the machine it fits, the duty, and the protective or mechanical rating.
101 guidesEV Products
EV charging hardware is specified by power, the connector, the supply, and who may install it.
87 guidesFurniture
Furniture is specified by dimensions, the user load, the materials, and the fire or stability rule in the destination.
107 guidesHome & Garden
Garden and household hardware is specified by the duty, the water or weather exposure, and the consumables.
110 guidesKitchen
A kitchen tool or vessel is specified by food contact, heat, size, and how it will be washed.
110 guidesBathroom
A bathroom fitting is specified by the water supply, the flow, the mounting, and the finish in a wet room.
100 guidesBuilding Materials
A building material is specified by the grade, the dimensions, the standard, and the exposure of the assembly.
104 guidesConstruction
Construction equipment is specified by capacity, the site, the engine or power, and the transport limits.
98 guidesClothing
A garment is specified by the fiber, the size system, the construction, and any workwear protection.
99 guidesShoes
Footwear is specified by the use, the size run, the materials, and any safety standard.
94 guidesBags
A bag is specified by volume, the load, the fabric, and the hardware that fails first.
95 guidesTextiles
A fabric is specified by fiber, construction, weight, width, and the finish.
95 guidesBeauty & Cosmetics
A cosmetic is specified by the formula identity, the claims you are allowed to make, and the pack. This page is not a formulation or a treatment guide.
103 guidesPackaging
Packaging is specified by the product it must protect, the distribution test, and the print.
96 guidesPrinting
A press or a print job is specified by the process, the substrate, the color control, and the finishing.
98 guidesSports
Sporting goods are specified by the discipline, the size or weight, the certification for that sport, and the user.
109 guidesToys
A toy is specified by age grade, materials, small parts, and the toy-safety file for the market. This is a purchasing checklist, not a childcare guide.
102 guidesBaby Products
Baby gear is specified by the safety standard for that product, the size and weight range, and the warnings. This page is a purchasing checklist, not care or medical advice.
94 guidesPet Products
A pet product is specified by the species and size, the materials, and any food or chemical claim. Feeding instructions are the manufacturer’s label, not this guide.
99 guidesMedical Equipment
This is a purchasing checklist for a device: intended use, environment, and the regulatory file. It is not a diagnosis, a dose, or an instruction to treat anyone.
104 guidesAgricultural Equipment
Farm equipment is specified by the crop or soil job, the power, the width, and the tractor interface.
95 guidesFood Processing Equipment
Food equipment is specified by throughput, the food it touches, cleanability, and the hygiene standard you will be audited against.
96 guidesSecurity Products
A security device here means an overt camera, recorder, or alarm for a site you control. Specify coverage, light, storage, and the network. Do not use this as a guide to hide a camera or record people in private spaces.
96 guidesSmart Home
A smart-home device is specified by the job it does without the cloud, the radio, and the power.
95 guidesOffice Products
Office furniture and machines are specified by the workday, the size, and the electrical or paper interface.
98 guidesGifts & Promotional Products
A promotional item is specified by the decoration method, the quantity, the compliance of the object itself, and the art.
103 guidesJewelry & Accessories
Jewelry is specified by the metal, the stone treatment, the plating thickness if it is plated, and the hallmark the market requires.
104 guidesChemicals & Materials
This is a purchasing checklist for an industrial material: identity, grade, pack, and the safety data sheet. It is not a recipe and it does not describe how to make, mix, or react anything.
99 guidesPlastics & Rubber
A resin, sheet, or rubber part is specified by the polymer, the grade, the form, and the properties the part must hold.
98 guidesMetal Products
A metal product is specified by alloy, temper or grade, dimensions, and the certificate.
100 guidesPumps
A pump is specified at the duty point: flow, head, the liquid, and the power.
94 guidesMotors
A motor is specified by power, speed, voltage, duty, and the mechanical interface.
98 guidesGenerators
A generator is specified by the load in kilowatts, the voltage, the duty, and the noise and emissions of the site.
91 guidesCNC
A CNC machine is specified by travels, spindle or process, accuracy, control, and the parts you will actually cut.
97 guidesAutomation
An automation component is specified by the signal, the network, the count of points, and who maintains the program.
96 guidesRobotics
A robot is specified by reach, payload, repeatability, the environment, and the safety function around it.
91 guidesHVAC
HVAC equipment is specified by capacity at a stated condition, the refrigerant or fuel, the air or water flow, and the noise.
98 guidesPlumbing
A plumbing product is specified by the fluid, the pressure, the connection, and the material.
102 guidesSafety Products
Personal protective equipment is specified by the hazard, the standard, and the size. The employer’s risk assessment picks the hazard. This page does not replace that assessment.
100 guidesCleaning Products
A cleaning product is specified by the soil, the surface, the dilution the label allows, and the safety data sheet. This is not a mixing recipe beyond the label.
103 guides