Tanks For Everything
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Need assistance or advice with a product or lead time? Call our friendly Customer Services Team on 0117 244 4099 for expert help........don't forget we price match on most products!

Delivery 5-10 working days
Need it quicker? Call 0117 244 4099

Select Options:

  • £1,500.00 ex. VAT
  • £1,800.00 inc. VAT
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Description

 

Manufactured by Harlequin, the all-new Diamond 1230 Litre Super Slimline Bunded Oil Tank has been designed with a small footprint and an overall compact design.  It also benefits from hand holds at the front and rear of the tank, allowing it to be manoeuvred into awkward spaces. 

The Diamond 1230SSL can also be registered with Harlequin to extend the warranty from 5 to 10 years, giving you extra peace of mind.

All Diamond tanks are available with optional equipment choices, so you can either purchase the tank on its own or add any additional equipment to suit your requirements.

 

Specification:

Capacity (brimful): 1230 Litres / 270 Gallons
Length in mm: 2180
Width in mm: 700
Height in mm: 1570
Weight in kg when empty: 135
Outlet: 1" BSP Bottom Outlet
Fill Point: 2" Fill Point
Inspection Access: 4" Lockable
Manufacturer Warranty: 5 Years / 10 Years if registered
CE Marked: Yes

 

Gauge Options:

Harlequin Smart GaugeApp-connected monitoring - View levels instantly on your smartphone.  Enables you to see litres remaining, average use & days to empty.

Apollo Standard - The Apollo Standard Ultrasonic is the original Ultrasonic contents gauge and comprises a tank mounted transmitter unit and a plug inreceiver unit. The tank transmitter constantly checks the level in the tank and transmits this to a plug in receiver unit which displays the level on the easy to read LCD screen. 

 

Delivery:

Delivery of this product is FREE to most UK Mainland destinations including the Scottish Highlands. For islands, we can deliver to a mainland port. We can also supply this product to Ireland and Northern Ireland please contact us for more details. All deliveries are subject to suitable site access.
 

All oil tanks should be installed by a competent person in accordance with the OFTEC regulations, British Standards and LABC regulations.

If you require any further assistance, please contact us with your requirements or call 0117 244 4099 so one of our sales team can help with your enquiry.

Wednesday 12th August 2026
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