Glow-worm
Glow-worm high efficiency pump 0010030667
Genuine Glow-worm high-efficiency circulation pump that moves heated water around the boiler's heating circuit.
At a glance
- Also known as 1388778
- Have a Gas Safe registered engineer carry out installation
Showing prices
£419.87
£349.89 ex. VAT · VAT at 20%
Available to order · 1 working day
Available to order · 1 working day
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
Genuine Glow-worm high-efficiency circulation pump, which circulates heated water around the boiler's heating system.
Signs this part needs replacing
- Little or no heat from radiators despite the boiler firing
- Unusual humming or grinding noise from the pump
- Boiler locks out on a circulation or flow fault
- Leaking or weeping from the pump housing
Before you order
- Match part number 0010030667 printed on your existing pump
- Check whether a conversion cable is needed for your installation
- Isolate the electrical supply and drain the system before removal
- Have a Gas Safe registered engineer carry out installation
Compliance
| Alternative numbers | 1388778 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| GLOWWORM ULTRACOM 2 12SXi | 41-019-12 | 41-019-12 | — | — |
| GLOWWORM ULTRACOM 2 18SXi | 41-019-13 | 41-019-13 | — | — |
| GLOWWORM ULTRACOM 2 30SXi | 41-019-14 | 41-019-14 | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.