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The conversion of Watts to Amps is governed by the equation Amps = Watts/Volts so if you check how many Watts your bulb(s) will be, you can work out what amperage flex or switch you will need. For example 4 watts/240 volts = .016 Amps for 1 x 4 Watt bulb.
Our Bayonet Cap Lamp holders are generally 2 AMP rated and our Edison lamp holders 4 AMPS. Our Flex specifications can be found here.
We are not qualified electricians and only offer guidance, which can change. If you are not a qualified electrician you should always get any electrical work you do properly checked & certified.
Our light shades come in various sizes from Small 120mm to extra large 350mm+
Small 120-150mm wide
Medium 160-210mm wide
Large 220-290mm wide
Extra Large 300-340mm
X extra large 350mm+
Simply use the Light shade filter available on our Light Shades Page to choose the right size.
Well it’s now all about the Lumens, not Watts. Previously you chose your bulb brightness by the level of Watts i.e a 40, 60 or 100 watt bulb.
But, wattage is not actually the measure of a bulb’s brightness, but is its energy usage. There is then, a direct correlation between watts and the bulb’s brightness in incandescent bulbs but not with an ultra low consumption of a 4 Watt LED bulb.
LEDs (Light Emitting Diodes) work differently and so is the way we measure the brightness. As LEDs use far less energy, the amount of watts used is no longer an indicator as to the brightness of the bulb.
Also there is no exact conversion from Watts to LEDs; a traditional 60 watt incandescent bulb can compare to anywhere between 2 and 12 watts in a LED bulb, but don’t panic, it’s just a case of knowing your required Lumen rating. Lumens are the ‘brightness’ measurement provided by a light bulb, and this is what you need to look for when choosing your new LED.
Our comparison guide is an approximation of Watts to Lumens for our bulbs only. An old 40 watt bulb would on average be between 300 to 500 Lumens.
So, now we know where previously we looked at a 40 watt incandescent bulb we may now choose perhaps a 4 watt LED, we may also want to choose our bulb based on the colour emitted. This is referred to as ‘colour temperature’ and is measured in Kelvins – with the higher the number, the whiter and cooler the light given off i.e. anything under 4000K tends to produce a warmer, more gentle light and anything over that produces a cooler brighter white light, mostly used for task areas such as kitchens and work areas.
The average of an old style incandescent was between 2,700 and 3,500 Kelvin. So if colour rendering is your deciding factor then choose your LED bulb by its Kelvin rating.
Our light flex can support a maximum suspended fitting weight of 2kg. Please ensure that the cable is securely clamped within the ceiling rose and lamp holder so that the cable is not being supported by the wire terminations only. For shades heavier than this please see this FAQ
If you choose more than 1 metre of lighting chain or cable you will be sent that length in one piece where available.
If you require your lighting chain or lighting flex to be cut into lengths, please just add this detail in the ‘Notes’ section at Checkout and we can do that for you. If you want to cut chain yourself some Side, End or Bolt Cutters will do the trick!
You can access a ‘screwdriver slot’ to turn to expand the bung to create a tight fit by removing the reducer that holds down the metal plate. Feed your 3 core braided flex down the bung and through the hole in your lamp then wire up the lampholder and attach it to the ½” threaded reducer on top of the bung. Size 19-22mm fits a standard wine bottle.
Edison Screw lamp holders have a safety feature that mean once put together they cannot easily be unscrewed. This is to ensure you do not unscrew the whole ES lampholder when changing the light bulb. Safety essential, but not ideal if you have put it together and need to unscrew it again. However with a little patience, it is possible. See our video to see how. All E27 lampholders should have this safety feature.
SBC – small bayonet cap fitting takes a SBC bulb. Also known as B15d . Cap measures 15mm across.
BC – bayonet cap fitting takes a BC bulb. Also known as B22d. Cap measures 22mm across.
SES – small edison screw fitting takes a SES bulb. Also known as E14. Cap measures 14mm across.
ES – edison screw fitting takes an ES bulb. Also known as E27. Cap measures 27mm across.
GES – giant edison screw fitting takes a GES bulb. Also known as E40. Cap measures 40mm across.
For Lamp shades weighing less than 2 kg you can use a cord grip lampholder with shade rings to hang your shade.
Then choose between a Bayonet Cap version with shade rings for a shade with a 32mm – 35mm hole; or an Edison screw version with shade rings for a shade with a 38mm – 45mm aperture. Next you need a ceiling rose with a cord grip and some earthed 3 core flex which will go between the lamp holder and the ceiling rose.
For shades over 2kg you need to support the flex by using some lighting chain and therefore need a lampholder with a hook and shade rings to hang your light shade. Then choose between a Bayonet Cap version with shade rings for a shade with a 32mm -35mm hole or an Edison screw version with shade rings for a shade with a 38mm – 45mm aperture. Next you need a ceiling rose with a hook and again some earthed 3 core flex which goes between the lampholder and the ceiling hook. The chain you need is our large link chain. This is sold in max of 10m single length. If your drop is more than that, lengths of chain can be joined using an S hook. Max shade weight is 5kg using a single hook. Please see our Weight tolerance FAQ if your shade is heavier than 5kg.
Don’t forget your LED light bulb!
Lumens and Kelvins are the new unit of measurement for light bulbs.
Flex data sheets for diameter, voltage and wattage etc please see below.
If you need full Product Certification please get in touch.
We can but the minimum order to have these made for you is 100 pieces. Lead time will be 3-4 weeks. Price on application (depends on size). Please just contact us with your specification and we will get back to you with a quote just as soon as we can. Alternatively these are made of card so they can be cut down from a taller option using a craft knife if just the height doesn’t suit. The only other alternative we can suggest is to replace your existing lamp holders you are using so they fit our standard candle tube sizes.
Is it Faulty? Probably not. Inside the lamp holder there are two grooves. The insert should be slotted into the grooves. If it isn’t inserted correctly then the lamp holder will not connect to the bulb properly. You could also check that the earth wire is not preventing the switch from seating properly so the pins are not depressed enough to make the safety contact.

The earth is marked in the middle of the insert. The live is the one that from underneath you can see goes across to the centre of the insert.
We also have a list of useful “How to” videos on our YouTube channel that includes a video “Metal Bayonet Lampholder Wiring & Testing” where you can see our bayonet cap lamp holder being wired up and tested by an Electrician.
Please do check your work with an electrician though as this advice is strictly general & can vary depending on many factors relating to the individual use of a product and your domestic set up.
Our BC, SBC and SES range of lampholders are all 2 amp rated so you can use a bulb up to 60W.
Our ES lampholders are higher amp rated at 4 amps so you can use a bulb of up to 100W.
All of our LED light bulbs are only a few Watts so are suitable for all of our lampholders.
Please see our Light Bulbs FAQs for more details and help in choosing the right LED bulb for you.
Related glossary entries:
The simplest most common solution is to apply electrical tape around the end of the cable and then cut over the tape. We stock various colours to match or compliment our lamp flex colours.
Single-pole switches the Live
Double-pole switches the Live and Neutral
The use of double-pole switching guards against the dangers associated with a Live/Neutral reversal. A single-pole switch breaks the circuit on the Live; however, the possibility of electrocution exists if the Live and Neutral are wired the wrong way around.
In summary, so long as everything is wired correctly, single-pole switches will suffice, but to guard against a Live/Neutral reversal, double-pole switching will always ensure safe disconnection.
Glossary term link: Single and Double Pole
To enable the ‘clear look’ to our clear lighting flex, the individual wires are not coloured. Therefore you will need a voltage tester to establish which of the wires are live and neutral. Please always consult a qualified electrician if in any doubt as to the safe use of our products in your project.
Our UK plugs comply with the British Standard regulations BS 1363-1 – the specification for rewireable and non-rewireable fused plugs governed by The National Safety Standard of UK plugs.
Our side entry lamp holder kits are usually put together for you. If not, you just need to switch the reducer round.
- Undo the reducer screwed on the top of the bung.
- Screw the side entry tube onto the bung where the reducer came off.
- Put the reducer on top of the side entry tube ready for your lampholder.
The side entry tube is now the right way up so the flex can be gripped by the black grip screw above the entry hole in the tube.
Use one of our 10mm galleries as shown below. The central brass all thread undoes and goes through the 10mm hole in your shade then re attach the cord grip to secure the shade. You then choose the flex you want to hang down to your cord grip lampholder and up through the hole in the hook via some lamp chain to your ceiling hook.
We recommend you use dimmers with our LED bulbs so allowing greater flexibility in differing daylight conditions. Your existing dimmer switches may not work properly with LED bulbs if they are leading edge dimmers and this may lead to a shortened bulb life, a lower light output and a buzzing sound. For an optimum performance, you must use trailing edge dimmers which have lower minimum loads and are designed to be used with LED bulbs. Dimmer switches have a minimum and maximum rating (Watts). LED loading cannot however be calculated in the same way as a traditional incandescent or halogen bulb. A good rule of thumb to apply (one that is used by most manufacturers) is to take the maximum rating of your selected dimmer switch and then divide it by 10. As an example – if you have a dimmer switch with a maximum rating of 200W (rule of thumb translates to 20W) so you can run five of our 4W Squirrel Cage dimmable LED light bulbs.
- Are you qualified? Installing our lighting is not particularly complex, but carried out incorrectly could prove dangerous. Electrical work is a skilled profession requiring expert knowledge with ever changing rules and accreditations. Electrical contractors are required to regularly update their qualifications. We strongly advise therefore that you instruct a fully qualified NICEIC registered electrician to check and electrically test your work. As a supplier we are not qualified or insured to advise you on how to wire up your lighting schemes so any advice given is of a purely general nature. When selling your home you may also need to provide certification for any electrical work undertaken so certification would be useful then too.
- Can I use your products in my Bathroom? IP rated lighting must be used in bathroom areas where water is likely i.e. zones 1 and 2. Un-zoned areas can use standard lighting without an IP rating, See our handy diagram for more help. Bathroom Zones Explained
For Lamp shades weighing less than 2 kg you can use a cord grip lampholder to hang your shade as this is the weight tolerance of the lighting flex.
Our Single Ceiling Hooks can hang, using a piece of our large chain, a light fitting up to max of 5kg. If you had 2 hooks & large chain you could hang 10kg and with one of our large triple hooks and large chain up to a maximum of 15kg. Obviously the fixing into the ceiling needs to be secure, you can add one of our wooden pattresses which can be secured using larger screws. If you fix this into a ceiling joist this can also add extra hold but you will need to consult a builder or electrician if hanging a heavy light fitting to keep you safe.
Our smaller chain is only suitable for hanging a ceiling bowl from our Triple bag ceiling hook as the chain link size is too small to fit over our larger hooks. The maximum weight of the shade should be 5kg as this is the weight tolerance of the triple ceiling hook.
Our Candle tubes can generally be used with bulbs up to 40 watts, not a problem with a new LED bulb – usually only a couple of watts.
Candle Tube Flammability Certificate
We do not undertake the restoration or wiring up of our products. We sell components individually not fitted together. Once we put them together we would have to send them off to be PAT tested. You can buy the components and get an electrician to put them together and PAT test them for you?
Yes our wood is supplied from a sustainable FSC source. Certification is available below.
In order to calculate how much lighting cable you are going to need try creating a mock up design using string instead of lighting cable. Once you are happy with your design simply measure the string for your required light flex length, and add a bit extra, 5-10% for inside the fittings.

When using any metal light fittings you need to earth the fitting to reduce the risk of electric shock. You therefore need to use our 3 core light flex in either our round or twisted braid as both have live, neutral and earth wires. Our 2 core braided flex only has live and neutral wires and therefore is only suitable for use with non-metal light fittings. If in any doubt please always refer to a qualified electrician.
Customer Service FAQ
We do not operate credit accounts but if you would like to discuss a trade account and your annual spend has been over £1000, please email us at info@lightwaveuk.com.
UK orders:
We accept the return of goods within 30 working days of receipt.
All Refunds will be processed by us within 14 days of receipt of the returned goods. If you return part of an order the value of the goods will be refunded. If you return a complete order, the complete order will be refunded.
All goods must be in new and unused condition.
Post and package charges are not refundable unless the items received were incorrectly dispatched by Lamps and Lights.
European orders:
We accept the return of goods within 30 working days of receipt. Simply return the goods to our registered address using our Return Form below. If you return all items purchased, you will be refunded the cost of your goods. Where only a partial order is returned only the items returned will be refunded.
All orders outside the European Union:
We accept the return of goods within 30 working days of receipt. Simply return the goods to our registered address using our Return Form below. Please also get proof of postage. You will be refunded the cost of your goods but no delivery costs.
Unfortunately, we cannot accept the return of goods that are non-stock items or that have been individually sourced for you. All Refunds will be processed by us within 14 days of receipt of the returned goods.
If you have an account already for our website please just Log In (top right) under “My Account” and enter your username and password.
If you do not have an account you can register for one here. We do not store your credit card details just details of your Orders and Wish lists for your reference.
Password issues if you are having trouble with your password please check you are not grabbing a “space” or missing a letter/number at the beginning or end of your copied password (these are the most common reasons for passwords not working). If you have set up an account but have lost your password please visit this page. Simply enter your email address and click “Forgot password” and choose a new password following the instructions sent to you by email. Please add enquiries@lampsandlights.co.uk to your address book or check your spam folder if you do not receive the reset email.
For details regarding Trade Accounts please use see this FAQ.
Yes, for UK orders, you will automatically be emailed a tracking number from our delivery partner, which can be used to track your order’s progress. This email is sent once your goods have been dispatched from our premises.
If the parcel is for delivery outside the UK and has left the UK and is being delivered by Royal Mail, you can establish which delivery partner Royal Mail is using for your location here. If you have not received an email, please check your Spam folder and add the delivery company to your contacts list to ensure further tracking emails reach you.
UK orders:
We accept the exchange or return of goods within 30 working days of receipt and in unused condition.
For exchanges, please contact us at info@lightwaveuk.com to discuss and arrange exchange and reimbursement or charge for your exchanged items.
All Refunds will be processed by us within 14 days of receipt of the returned goods. If you return part of an order, the value of the goods will be refunded.
Post and package charges are not refundable, unless the items received were incorrectly dispatched by Lamps and Lights.
Unfortunately, we cannot accept the return of goods that are non-stock items or that have been individually sourced for you.
Please contact us to confirm if your order has been sent. If your order has not yet been despatched, we can put your order “On Hold” and await a second order from you. You can then place a second order through the website.
On your second order if you add your first order’s Ref number to the Checkout Notes section (found after entering your address) we can combine your orders. That way we can also then refund you the second P&P charge after the items have been dispatched.
All UK deliveries are shipped via either Royal Mail Tracked 24 service or Royal Mail Tracked 48 service, where items are in stock and ordered before 1pm. If you would like alternative delivery options, please contact us at info@lightwaveuk.com.
UK orders:
In the event that the wrong or faulty goods are sent to you, we accept the return of goods within 30 working days of receipt. Simply return the goods in unused condition to:
Lamps and Lights
Dovecote
Barclay Farms Estate
Little Baldon
OX44 9PU
using a tracked postal service. Please let us know if you would like a replacement sent or a refund made.
If goods are needed urgently, please contact us at info@lightwaveuk.com and we will arrange replacements and refund the original order in full upon receipt of the returned goods along with any additional postage costs from the second order within 14 days.
All Refunds will be processed by us within 14 days of receipt of the returned goods. If you return part of an order, the value of the goods will be refunded. If you return a complete order, the complete order, including your P&P charge, will be refunded.
Orders outside the UK:
Please email us with details of the problem, preferably with a picture for us to review.
Available on Back Order means we are currently out of stock of this item but we have more coming in
If you buy this item it should be with you in around 7-14 days, possibly sooner. Please do contact us if you require a more definite delivery date or details of exact stock availability or alternative products. You may also be able to swap your out of stock product for something of a similar style or a different colour if goods are needed sooner.
In the event of orders being lost in the post, please contact us at info@lightwaveuk.com and we will review the delivery status and, where appropriate, contact our delivery partner. In the rare event of goods being lost in the post, we will send out another order. However, our partners insist we allow 14 days before making a claim for compensation.
We understand, however, that our customers may not want to wait this long, in which case you can make a duplicate order on the understanding that when either the courier confirms your order was lost or the first order of goods is returned to us, we will make a full refund of your original order.
- Are you qualified? Installing our lighting is not particularly complex, but carried out incorrectly could prove dangerous. Electrical work is a skilled profession requiring expert knowledge with ever changing rules and accreditations. Electrical contractors are required to regularly update their qualifications. We strongly advise therefore that you instruct a fully qualified NICEIC registered electrician to check and electrically test your work. As a supplier we are not qualified or insured to advise you on how to wire up your lighting schemes so any advice given is of a purely general nature. When selling your home you may also need to provide certification for any electrical work undertaken so certification would be useful then too.
- Can I use your products in my Bathroom? IP rated lighting must be used in bathroom areas where water is likely i.e. zones 1 and 2. Un-zoned areas can use standard lighting without an IP rating, See our handy diagram for more help. Bathroom Zones Explained
- Domestic orders – Orders that do not contain glass shades can be sent via either Royal Mail Tracked 24 service priced at £6.95, or Royal Mail Tracked 48 service priced at £4.95. This selection can be made during the checkout process.
- Domestic orders – Orders that contain glass shades will be sent via APC Fragile service priced at £13.50
- International orders – Orders will be sent via Royal Mail or Couriers. These orders will need to be emailed to us, as the shipping price may vary.
We do not undertake the restoration or wiring up of our products. We sell components individually not fitted together. Once we put them together we would have to send them off to be PAT tested. You can buy the components and get an electrician to put them together and PAT test them for you?
UK and Ireland.
For all EU countries and other international orders, please contact us for shipping and duty costs prior to order completion.
We cannot, unfortunately, fulfil orders for use in the United States or Canada for reasons associated with voltage: US = 120V, UK = 240V. Business insurance costs are also prohibitive.
This feature is available on each product page
Just click on the “Add to Wishlist” button to create your WishList
- Guest visitors can create their own Wish lists to be stored for a maximum of a year or until they clear their cookies.
- Registered customers can create Wish lists and store them indefinitely.
- Unlimited Wish lists can be created. Whether it is one list for a special occasion, or a few personal lists and a few shared lists
- Full privacy control over lists. Customers can assign their Wish lists as public (anyone can search and find their list), shared (only someone with the unique URL can view), or private (only they can view it).
- Social media sharing of wish lists on Facebook, Twitter, Pinterest, and even Email with a custom email message.
We offer various ways for you to pay for your order:
Debit and Credit Cards including Visa, MasterCard, and American Express are processed through our payment partner Stripe.
You can also now pay via Apple Pay or Google Pay.
To pay by BACS, please select that option at the checkout then check your order confirmation email which will include our bank details. If you wish to pay by one of these methods and didn’t select this option at Checkout please email us with a request for our bank details then we will keep an eye out for your payment. We do not have a Euro bank account but you can also pay using PayPal and select £GBP instead of Euros.
We can send a Stripe Payment Link which you can pay using the above credit/debit cards or your Stripe account if you have one if payment failed on placing your order. Just email us a request.
You do need to place an order through the website first before we can take payment.
We have full SSL certification to keep you safe online. We do not store your credit card details but use our partner Stripe to process our online payments.
Goods are despatched upon receipt of cleared funds.


































