Index
All guides
One guide per product type. Waterproof, OEM, IP65, and the other adjectives are constraints inside the guide, not extra pages.
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Agricultural Equipment
Farm equipment is specified by the crop or soil job, the power, the width, and the tractor interface.
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Auto Parts
A vehicle part is specified by the fitment, the performance limit, and whether it is a safety item.
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Automation
An automation component is specified by the signal, the network, the count of points, and who maintains the program.
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Baby 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.
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Bags
A bag is specified by volume, the load, the fabric, and the hardware that fails first.
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Bathroom
A bathroom fitting is specified by the water supply, the flow, the mounting, and the finish in a wet room.
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Batteries
A battery is specified by chemistry, voltage, capacity at a stated discharge, and the management or charger that must match it.
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Beauty & 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.
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Building Materials
A building material is specified by the grade, the dimensions, the standard, and the exposure of the assembly.
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Chemicals & 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.
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Cleaning 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.
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Clothing
A garment is specified by the fiber, the size system, the construction, and any workwear protection.
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CNC
A CNC machine is specified by travels, spindle or process, accuracy, control, and the parts you will actually cut.
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Components
Microcontrollers, power semiconductors, sensors, connectors, and radios — what to put on the RFQ.
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Computers
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.
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Construction
Construction equipment is specified by capacity, the site, the engine or power, and the transport limits.
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Consumer 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.
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Control
Drives, PLCs, I/O, and HMIs for machines that have to start, vary speed, and be serviced.
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Electrical
Low-voltage distribution gear is specified by the fault level, the current, the poles, and the enclosure it sits in.
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Electronics
An electronic part is specified by the electrical job, the package the assembler can solder, and the temperature inside the enclosure.
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EV Products
EV charging hardware is specified by power, the connector, the supply, and who may install it.
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Food Processing Equipment
Food equipment is specified by throughput, the food it touches, cleanability, and the hygiene standard you will be audited against.
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Furniture
Furniture is specified by dimensions, the user load, the materials, and the fire or stability rule in the destination.
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Generators
A generator is specified by the load in kilowatts, the voltage, the duty, and the noise and emissions of the site.
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Gifts & Promotional Products
A promotional item is specified by the decoration method, the quantity, the compliance of the object itself, and the art.
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Hardware
A fastener or fitting is specified by size, material, strength, and the corrosion around it.
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Home & Garden
Garden and household hardware is specified by the duty, the water or weather exposure, and the consumables.
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HVAC
HVAC equipment is specified by capacity at a stated condition, the refrigerant or fuel, the air or water flow, and the noise.
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Industrial Equipment
Industrial equipment is specified by throughput, the material it touches, the utilities, and the environment of the plant.
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Jewelry & Accessories
Jewelry is specified by the metal, the stone treatment, the plating thickness if it is plated, and the hallmark the market requires.
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Kitchen
A kitchen tool or vessel is specified by food contact, heat, size, and how it will be washed.
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LED & Lighting
A luminaire or lamp is specified by light output, color, the driver, and the environment around the optic.
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Machinery
A machine tool or production machine is specified by the work envelope, the accuracy, the power, and the duty cycle.
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Medical 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.
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Metal Products
A metal product is specified by alloy, temper or grade, dimensions, and the certificate.
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Mobile 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.
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Motorcycle Parts
A motorcycle part is specified by the machine it fits, the duty, and the protective or mechanical rating.
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Motors
A motor is specified by power, speed, voltage, duty, and the mechanical interface.
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Office Products
Office furniture and machines are specified by the workday, the size, and the electrical or paper interface.
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Packaging
Packaging is specified by the product it must protect, the distribution test, and the print.
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PCB & PCBA
Stackups, finishes, assembly, and the difference between ordering a bare board and a tested assembly.
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Pet 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.
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Plastics & Rubber
A resin, sheet, or rubber part is specified by the polymer, the grade, the form, and the properties the part must hold.
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Plumbing
A plumbing product is specified by the fluid, the pressure, the connection, and the material.
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Power
Supplies, batteries, and inverters: ratings that survive temperature, not just the nameplate.
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Printing
A press or a print job is specified by the process, the substrate, the color control, and the finishing.
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Pumps
A pump is specified at the duty point: flow, head, the liquid, and the power.
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Robotics
A robot is specified by reach, payload, repeatability, the environment, and the safety function around it.
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Safety 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.
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Security 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.
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Shoes
Footwear is specified by the use, the size run, the materials, and any safety standard.
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Smart Home
A smart-home device is specified by the job it does without the cloud, the radio, and the power.
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Solar & Renewable Energy
Solar equipment is specified by the electrical window, the mechanical load, and what must keep running when the grid is gone.
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Sports
Sporting goods are specified by the discipline, the size or weight, the certification for that sport, and the user.
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Standards
IP codes, explosive-atmosphere marking, RoHS, and CE — what the mark does and does not prove.
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Textiles
A fabric is specified by fiber, construction, weight, width, and the finish.
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Tools
A hand or power tool is specified by the fastener or material it must drive, the power source, and the duty.
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Toys
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.