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Hi there, I'm Jarvis! I see you're looking at the Infrared Quartz Heat Bulb | Bare Heat Lamp | 300W R7 118mm | CC531. How can I help you with the technical specs or suitability for your business today?

Jarvis is an AI assistant and may occasionally provide incorrect details. To ensure your equipment fits and functions perfectly, we recommend verifying all critical specifications-including dimensions, power requirements, and compatibility-with our expert sales team prior to purchase.For orders or stock, call 0333 355 0535

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Oxford Hardware In Stock

Infrared Quartz Heat Bulb | Bare Heat Lamp | 300W R7 118mm | CC531

SKU: CC531
£16.05 / exc vat
£19.26/ inc vat
  • 300W Power Output
  • Infrared Heat Technology
  • Quartz Element
  • Standard R7 Fitting

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Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Here we have the essential bit of kit that keeps your hot food pass running smoothly. This is a high-quality replacement 300W infrared quartz heat bulb, designed to fit a wide range of commercial food warmers and  gantries. It's the unsung hero that ensures every plate leaving your kitchen is perfectly hot, from the first serving to the last.

Built for the non-stop demands of professional kitchens, this bulb is a must-have for restaurants, takeaways, carveries, and  any catering business that relies on a hot-hold gantry. If your current bulb has gone pop or is losing its glow, this is the direct, no-fuss replacement you need to get back to serving perfection without any delay.

Featuring a standard R7 push-in fitting and  a powerful 300W output, it delivers instant, consistent heat that keeps food at a safe and  delicious temperature without drying it out. Don't let a failed bulb compromise your food quality; keep a spare on hand and  ensure your service never skips a beat.

Key Features and  Benefits

  • 300W Power Output: Provides strong, reliable heat to keep food perfectly warm.
  • Infrared Heat Technology: Heats the food directly, preserving moisture and  texture beautifully.
  • Quartz Element: Offers instant heat-up, so there's no waiting around.
  • Standard R7 Fitting: A common fitting that makes replacement quick and  simple.
  • 118mm Universal Length: Fits a huge range of commercial heat lamp gantries.
  • Bare Bulb Design: Delivers maximum, unobstructed heat radiation for efficient warming.
  • Push-In Installation: No complex wiring needed, just pop it in securely.
  • Lightweight & Compact: Easy to store as a spare and  handle during changes.

Technical Specifications

  • Brand: Oxford Hardware
  • SKU: CC531
  • Power: 300W
  • Power Type: Electric
  • Dimensions: 118(L) x 10.5(Ø) mm
  • Fitting: R7 Push-In
  • Element Type: Infrared Quartz
  • Weight: 0.02 kg

Expert Review and  Insights

In any busy kitchen, it's the small components that often make the biggest difference. This Oxford Hardware bulb is a perfect example – it's a simple, workhorse part. Its reliability is its main selling point; it does exactly what you need it to, delivering consistent infrared heat that's crucial for holding dishes on the pass without continuing to cook them.

Oliver Bennett – Catering Equipment View Profile →

  • Top Marks for Compatibility: The standard R7 118mm size fits most gantries out there.

  • Handle with Care: Like all quartz bulbs, it's fragile and  needs careful installation.

Case Study: Real Business, Real Results

The team at 'The Gravy Boat', a popular carvery in York, noticed their heat gantry wasn't holding roast potatoes at the right crispiness during their busy Sunday service. After diagnosing failing bulbs, they switched to the CC531 Oxford Hardware model for all their warmers.

"We can't afford to serve a lukewarm roast. These bulbs brought our gantry back to life instantly. The heat is consistent right across the deck, which means the last portion of cauliflower cheese is as hot as the first."

Michael Edwards – Head Chef

The switch resulted in a noticeable improvement in food quality and  holding times, significantly reducing wastage from food that had cooled too quickly.

Installation and  Maintenance Guide

Setting It Up

  • Always switch off the power to the unit before changing the bulb.
  • Allow the old bulb to cool down completely before attempting to remove it.
  • Use a clean cloth or gloves to handle the new bulb. Oils from your fingers can cause hotspots and  lead to premature failure.
  • Gently but firmly push the new bulb into the R7 fittings at both ends until it is secure.

Keeping It Going

  • Regularly check that the bulb is seated correctly in its fittings, especially in mobile units.
  • When cool, gently wipe the bulb with a dry, lint-free cloth to remove any dust build-up which can affect performance.
  • Consider the average lifespan of a bulb in your kitchen and  order replacements before you need them.
  • Ensure the gantry's vents are clean to prevent the unit from overheating, which can shorten bulb life.

Buying Guide: Choosing the Right Heat Lamp Bulb

Not sure which bulb fits your kit? Here’s a quick checklist to make sure you get the right one every time.

Check the Fitting

The most important step! Is it a push-in type like this R7, or a screw-in (E27)? Check your old bulb or the appliance manual to be certain.

Match the Wattage

Stick to the wattage specified by the equipment manufacturer. Using a higher wattage can be a fire risk and  damage the unit.

Measure the Length

For linear bulbs like this one, length is crucial. This is a standard 118mm bulb, but other sizes exist. A quick measure will save you a headache.

Coated vs. Bare

This is a bare/clear bulb for maximum heat. Some applications use red-coated bulbs, which are shatter-resistant and  reduce glare.

Keep a Spare

The best tip of all. Bulbs always fail at the worst moment. Having a spare in the storeroom means a 5-minute fix, not a service disaster.

See all Commercial Light Bulbs

Frequently Asked Questions

Q: What is an R7 push-in fitting?

A: It's a common type of linear bulb fitting with a small ceramic cap at each end that simply pushes into a sprung holder, rather than being screwed in.

Q: Why should I use a cloth to handle the bulb?

A: The natural oils on your skin can create weak spots on the quartz glass when it heats up, which can cause the bulb to fail much sooner. A clean cloth prevents this.

Q: How do I know when the bulb needs replacing?

A: You'll either see it's no longer glowing, or you'll notice a significant drop in heat output from your gantry. Sometimes they can flicker just before they fail completely.

Q: Is this infrared bulb the same as a normal halogen bulb?

A: While they look similar, this is specifically designed as a catering food warmer infrared bulb, optimised to produce infrared heat that warms food efficiently without drying it out.

Q: Can this bulb be used in any 300W heat lamp?

A: It can be used in any heat lamp that requires a 300W, 118mm linear bulb with an R7 fitting. Always check your appliance's specifications.

Q: What's the main benefit of infrared heat for food?

A: It heats the food directly and  deeply rather than just the air around it, which helps to maintain core temperature, texture, and  moisture for longer.

Q: How long do these bulbs typically last?

A: Lifespan can vary greatly depending on usage intensity, power surges, and  handling during installation, but they are designed for many hours of commercial service.

Q: Is this bulb dimmable?

A: This depends on the heat lamp unit itself, not the bulb. If your gantry has a dimmer control (variable heat), this bulb should be compatible.

What Customers Are Saying

"Does the job perfectly. Popped the old one out, pushed this one in, and  our pass was back to full heat in seconds. Can't complain!"

Gareth – Chip Shop Owner, Blackpool

"Good, strong heat and  fits our gantry fine. Always a good idea to have a couple of these in the stock cupboard for emergencies."

Chloe – Café Manager, Bristol

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Oxford Hardware: The Unseen Hero of a Hot Pass

In the world of big-ticket kitchen appliances, it’s easy to overlook the small but mighty components that keep everything running. Oxford Hardware specialises in exactly these parts – the essential, no-frills hardware that stands between a smooth service and  a complete standstill. This CC531 quartz heat bulb is a prime example of their philosophy. It’s not about flashy features; it's about uncompromising reliability. Investing in a quality component like this isn't just buying a bulb; it's buying peace of mind. It's the assurance that your hot-hold station won't fail during the Saturday night rush, preventing costly food waste and  protecting your reputation for serving consistently perfect, hot food. That’s the real value of a trusted component brand: service continuity you can count on.

Explore more from Oxford Hardware

How Infrared Heat Keeps Food Perfect, Not Pasty

Ever wondered what makes an 'infrared' bulb different? Think of it like the difference between sitting in the sun versus sitting in a hot, stuffy room. The stuffy room (like a standard heat lamp) warms the air, which then slowly dries out your food. Infrared heat, however, works like the sun: it sends out heat waves that directly warm the object they hit – in this case, your plate of food. This means it heats the dish from the inside out, keeping it lovely and  hot while preserving its moisture and  texture. It's the secret to holding a steak at a perfect medium-rare or keeping chips crispy, not soggy.

Who Should Buy This?

  • Restaurants & Pubs

    Essential for the kitchen pass to keep plated meals piping hot before they're sent out to tables.

  • Carveries & Buffets

    Perfect for overhead gantries, ensuring joints of meat, potatoes, and  vegetables stay at ideal serving temperatures.

  • Takeaway Kitchens

    Keeps orders like chips, burgers, and  kebabs perfectly warm in the holding area before collection or delivery.

  • Mobile & Event Caterers

    A reliable must-have for portable heat gantries used at weddings, festivals, and  corporate events.

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