Your buyers are engineers, not robots. In a beige category, a brand with a pulse is an unfair advantage.

Walk any trade show floor and squint: gray booths, stock handshake photos, the words "solutions," "quality," and "innovation" repeated until they mean nothing. Industrial marketing has a personality problem, and it costs real money, because buyers cannot prefer what they cannot remember.
Technical accuracy and personality are not opposites. The spec sheet must be exact. The voice around it can be confident, plain, and even funny. The engineer reading your ad is the same person who laughs at memes at lunch. Write like a smart colleague, not a compliance document.
When products are comparable, buyers decide on the signals around them: who explains things clearly, who answers the phone, whose materials feel like a company that has its act together. A distinctive brand voice is evidence of a well-run company. Beige is evidence of nothing.
You do not need a mascot. Start with the war stories your sales team tells: the impossible deadline, the fix in the field, the customer saved from a bad spec. Real stories, told plainly, with the personality your company actually has. That is the brand. Marketing just turns the volume up.
In a category where everyone sounds the same, sounding like someone is a moat. Buyers remember you between purchase cycles, distributors would rather carry you, and recruiting gets easier too. Personality is not decoration on an industrial brand. It is compounding interest.