Pfannenberg PYRA series PY L-MA 10-57 DC YE 7035PY L-MA 10-57 DC YE 7035

Pfannenberg PY L-MA 10-57 DC YE 7035 LED light sounder with yellow lens, integrated acoustic alarm and wide DC voltage range for industrial signalling applications.

SKU: 21556813055MPN: 21556813055

Pfannenberg 21556813055 PY L-MA LED Flashing Light Sounder Yellow 12-48V DC Grey Housing

The Pfannenberg 21556813055 is a PYRA PY L-MA LED combined flashing light and sounder designed for reliable industrial signalling applications. Featuring a high-efficiency yellow LED beacon with a grey RAL7035 housing, this device combines powerful visual indication with an integrated multi-tone sounder. The unit offers selectable flashing modes, adjustable frequencies, separate signalling functions and robust IP66 protection, making it suitable for machinery, automation systems and industrial safety installations.

Product Features

Manufacturer: Pfannenberg
Product Number: 21556813055
Series: PY L-MA LED/Sound-combi
Combined LED flashing light and multi-tone sounder
Yellow LED lens / hood with grey RAL7035 base
LED technology for long service life and low maintenance
Operating voltage range: 10-60V DC
Rated voltages: 12V, 24V and 48V DC
Maximum sound output: 101 dB(A)
8 selectable alarm tones
Adjustable volume reduction up to -20 dB
Selectable signal modes including steady, blinking and flashing light
Adjustable flashing frequencies: 0.1Hz, 0.5Hz, 0.75Hz, 1Hz and 2Hz
Maximum visibility distance: 111 metres
Impact-resistant polycarbonate lens
IP66 protection rating and NEMA 4/4X suitability
Suitable for industrial automation and machine signalling applications

Applications

The Pfannenberg 21556813055 PY L-MA LED flashing light sounder is suitable for industrial machinery, production lines, automation equipment, control panels, process systems, warehouses and safety warning installations requiring combined audible and visual indication.

Why Choose Pfannenberg 21556813055?

The PY L-MA provides a flexible signalling solution by combining bright LED technology with a powerful integrated sounder. Its adjustable light patterns, selectable tones, durable housing and wide DC voltage range allow one device to meet many industrial warning requirements.

Technical Specifications

Tick the specs you need, then view products that match.

Sound Output Level	101 dB(A)
Coil / Supply Voltage	12–24 V DC
Light Function	Multi-function
Illumination	Illuminated
Device Type	Signal Tower / Beacon
Product Series	Pfannenberg PY
Voltage	10–60 V DC
IP Rating	IP66
Colour	Yellow
Specification Value Brand	Pfannenberg
Part Number	21556813055
Model	PY L-MA LED/Sound-combi
Signal Type	LED Flashing Light with Sounder
Light Technology	LED
Lens Colour	Yellow
Housing Colour	Grey RAL7035
Voltage Range	10-60V DC
Rated Voltage	12V / 24V / 48V DC
Sound Output	101 dB(A) at 1 metre
Alarm Tones	8 Selectable Tones
Light Modes	Steady, Blinking, Flashing
Flash Frequency	0.1Hz / 0.5Hz / 0.75Hz / 1Hz / 2Hz
Protection Rating	IP66
Impact Protection	IK08
Operating Temperature	-40°C to +55°C
Dimensions	114 x 166 x 124 mm
HS Code	85318070

Frequently Asked Questions

What is the Pfannenberg 21556813055?

The Pfannenberg 21556813055 is a PY L-MA LED combined flashing light and sounder with a yellow lens and grey RAL7035 housing.

What voltage does the Pfannenberg 21556813055 operate on?

The unit operates on a 10-60V DC supply range and supports 12V, 24V and 48V DC systems.

How loud is the Pfannenberg 21556813055?

The integrated sounder provides up to 101 dB(A) sound output at one metre.

Does the Pfannenberg 21556813055 support different flash patterns?

Yes, the device supports steady, blinking and flashing modes with adjustable flashing frequencies.

Sound Output Level	101 dB(A)
Coil / Supply Voltage	12–24 V DC
Light Function	Multi-function
Illumination	Illuminated
Device Type	Signal Tower / Beacon
Product Series	Pfannenberg PY
Voltage	10–60 V DC
Specification Value Brand	Pfannenberg
Part Number	21556813055
Model	PY L-MA LED/Sound-combi
Signal Type	LED Flashing Light with Sounder
Light Technology	LED
Lens Colour	Yellow
Housing Colour	Grey RAL7035
Voltage Range	10-60V DC
Rated Voltage	12V / 24V / 48V DC
Sound Output	101 dB(A) at 1 metre
Alarm Tones	8 Selectable Tones
Light Modes	Steady, Blinking, Flashing
Flash Frequency	0.1Hz / 0.5Hz / 0.75Hz / 1Hz / 2Hz
Protection Rating	IP66
Impact Protection	IK08
Operating Temperature	-40°C to +55°C
Dimensions	114 x 166 x 124 mm
HS Code	85318070
IP Rating	IP66
Colour	Yellow

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

Collect from our showroom

Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

Priced at checkout

We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

Shipped complete

If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

Returns & order support

Need to return an item? Find the guidance for your order below, then contact our team before sending anything back.

Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

Items must be unused, in resalable condition and in their original packaging, and returns need our approval first. Return carriage is at your cost, and the original delivery charge is not refunded.

Faulty or damaged items

Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.