

SALE PROHIBITED TO PERSONS UNDER 18 - FREE SHIPPING FROM €40 (Mainland Spain only - Max. 25 Kg)
The PHILIPS SON-T PIA PLUS 600W bulb is an HPS lamp designed for indoor flowering. It features PIA technology for reliable start-up, an E40 base, a warm white light (around 2000K) , and fast restart, making it perfect for achieving dense buds in cannabis plants .

The PHILIPS SON-T PIA PLUS 600W bulb belongs to the high-pressure sodium range with PIA (Philips Integrated Antenna) technology, a system that stabilizes the arc and improves the maintenance of luminous flux throughout its lifespan. Designed for flowering, it emits a yellow-red spectrum close to 2000K , ideal for promoting bud fattening, density, and uniform canopy maturation in cannabis cultivation .
The E40 socket ensures compatibility with 600W reflectors and ballasts, and the near-instantaneous restart (< 30s) facilitates work routines after power outages or checks.
The lead-free design at the base provides a more responsible option, while the high efficiency typical of SON-T helps maximize grams per square meter in medium-sized closets and rooms.
In everyday use, the lamp shines especially brightly on surfaces of 1.2–1.5 m² with open or cooled reflectors, delivering a warm light that penetrates well into dense foliage.
When the environment is optimized (properly sized extraction, air recirculation, VPD within range), the amber color of the PHILIPS SON-T PIA PLUS 600W bulb promotes compact calyxes, well-formed pistils, and expressive aromatic profiles. It can be used in continuous flowering cycles, and also in hybrid setups alongside LED grow lights around the perimeter, with the aim of improving lateral coverage and uniformity without excessively increasing the central heat load.
To preserve performance, it is advisable to clean the reflector, check connections, and note the installation date to plan for replacement when the flow drops noticeably.
All of this reduces the risk of shading in the middle layers and contributes to a visually uniform harvest, with well-filled main colas and good-sized secondary flowers.
In indoor growing, the priority during flowering is to provide a spectrum rich in red light. This lamp delivers warm illumination that accelerates the generative phase, reduces final stretching, and improves consistency between plants. Ideal for Sea of Green (SOG) setups for uniform colas and for Screen of Green (SCROG) setups for nets with even filling.
It is used to boost flowering, focusing on bud fattening , resin production , and dry weight in cannabis plants . The 2000K color temperature activates generative processes, accelerates maturation, and helps complete cycles with compact and aromatic flowers.
An excellent value option for grow rooms looking to maximize yields per square meter with a classic, stable, and efficient light source. A reasonable investment that delivers consistent results throughout continuous flowering cycles.
Available at Hydroponics Blanes , a trusted Grow Shop and Grow Shop in Spain with discreet 24/48h shipping . Complementary catalog of HPS, CMH/LEC and LED grow lights , plus ballasts, reflectors and controllers to complete any installation with technical advice.
For projects focused on stable flowering and high yield per square meter, the SON-T PIA PLUS 600W bulb from PHILIPS offers a warm spectrum, reliable start-up, and universal E40 compatibility. A direct and efficient partner for intensive indoor growing.
At Hydroponics Blanes you'll find ready-to-assemble kits, expert support, and discreet shipping throughout the peninsula, along with combinations of LED grow lights that improve lateral coverage and efficiency in indoor cannabis cultivation.
Customers who bought this product also bought: